Humidity Sensor Market Size, Share and Trends 2025 to 2034

What is the Humidity Sensor Market Size?

The global humidity sensor market size is valued at USD 1.56 billion in 2025 and is predicted to increase from USD 1.74 billion in 2026 to approximately USD 4.02 billion by 2034, growing at a CAGR of 11.05% from 2025 to 2034. The demand for the humidity sensor market is increasing because of the increased usage, which includes smart homes, climate control in automobiles, IoT devices and applications, industrial climate control and monitoring, and emissions control and air quality regulation.

Humidity Sensor Market Key Takeaways

• Asia Pacific dominated the global market with the largest market share of 37% in 2024.
• North America is expected to witness the fastest growth during the forecast period.
• By type, the absolute humidity sensors segment noted the largest market share of 62% in 2024.
• By type, the relative humidity sensors segment is projected to witness the fastest growth during the forecast period.
• By end use, the automotive segment contributed the largest share in 2024.
• By end use, the environmental segment will witness the fastest growth during the predicted period.

What is Artificial Intelligence (AI) Integration in the Humidity Sensor Market?

Artificial intelligence (AI), in the production of high accuracy and real-time tracking of data, improves performance in the humidity sensor market. The use of sensors in manufacturing processes results in higher yield rates; hence, it is cheaper to implement these sensors in these industries. With upgrades possible later in the design process, as well as advancements in AI and machine learning, AI-enabled sensors can allow for sensing systems to be formed into adaptive and intelligent that may function differently depending upon the surrounding conditions. In water quality monitoring, the sensors can be programmed to have an inbuilt artificial intelligence that can change its sensitivity and detection range in response to changes in the environment.

What is a Humidity Sensor?

A humidity sensor is an electronic component that measures the density of water molecules in the air. It works based on the ability to sense variations in temperature or electrical current within the surrounding air. These sensors are also called hygrometers. A humidity sensor is a type of transducer in that the object of a humidity sensor is to detect the humidity in the surrounding environment and then put its observations into electrical form. It is available in various sizes and forms; while some are designed to be attached to the palm, others are designed to be part of other larger systems (like the air quality monitoring system). There are so many uses for humidity sensors in the fields of meteorology, medicine, vehicles, heating, ventilating, and air conditioning systems, as well as industries.

The increasing use of such sensors in several moisture-conscious sectors, including food & beverage, healthcare, and textile, amongst others, is expected to help the humidity sensor market grow. The control of building ventilation, environmental chambers for the testing of electrical devices, controlled environment SEMI and automobile manufacturing, drying, and momentum in chemical, electronics, food and beverage, pharmaceutical, cosmetics, and biomedical analysis industries are only but a few of the numerous commercial and industrial applications for which humidity is one of the chief physical parameters.

Humidity sensor market manufacturers

What are the Growth Factors in the Humidity Sensor Market?

• Increasing demand for HVAC systems: The growing demand for new solutions to enhance heating, ventilation, and air conditioning (HVAC) and control system efficiency, and humidity sensors.
• Rising adoption in consumer electronics: Temperature humidity sensors have become an essential component in smartphones, home electronics, and wearable products for environmental and health purposes.
• Growth in the automotive sector: The automotive manufacturers include humidity sensors that allow cabin climate control, as well as preventing window fogging.
• Industrial applications: In firms producing or processing drugs, food items, and agricultural produce in particular, there is increased adoption of humidity sensors, due to the increasing adoption of strict standards of quality and safety.
• Technological advancements: The advancements in sensor technologies include the miniaturization of sensors, higher accuracy, wireless systems, and the integration of the Internet of Things (IoT).

Market key trend

The humidity sensor market is evolving at a remarkable pace, driven by the growing need for real-time environmental monitoring across various industries, including automotive, agriculture, consumer electronics, and healthcare. One of the most prominent trends is the integration of MEMS (Micro-Electro-Mechanical Systems) technology, which enables sensors to be miniaturized, energy-efficient, and embedded into compact devices like smartphones, wearables, and smart home systems. There is also a shift towards multi-sensing modules that measure temperature, pressure, and humidity simultaneously, allowing for more precise environmental control. The demand for IoT-enabled humidity sensors has grown significantly, particularly in smart farming, where accurate climate data helps improve crop yields and reduce resource waste. Moreover, advances in polymer-based and capacitive humidity sensing have enhanced durability and response time, making these sensors more reliable in harsh environments.

Humidity Sensor Market Outlook

• Industry Growth Overview: Between 2025 and 2030, the market for humidity sensors will experience a boom due to the increased adoption in smart homes, industrial automation, and HVAC (heating, ventilation, air conditioning) systems. The upgrade to accurate, digital sensing solutions across Asia-Pacific and North America is contributing to continued traction across the overall market.
• Sustainability Trends: The prioritization of eco-friendly manufacturing practices, low-power sensor designs, and minimized electronic waste are more topics and priorities today. Companies are ramping up R&D efforts to create small, efficient humidity sensors that align with the green building initiative and comply with selected environmental standards.
• Global Expansion: Manufacturers participating in the anticipated industrial growth and development of IoT in geographic regions, including Southeast Asia, Eastern Europe, and LATAM, are expanding into these international locations. New production lines and partnerships are also reducing the distance between OEMs and key end users.
• Major Investors: Private equity and strategic investors are starting to support businesses with strong IP, high-accuracy sensing technologies, and IoT integration capabilities. Investment interest is rising due to long-term demand from the automotive, consumer electronics, and data center sectors.
• Startup Ecosystem: Startups are beginning to emerge for MEMS-based, printable, ultra-low-power humidity sensors. Younger companies offering small IoT solutions for wearables and smart agriculture are attracting noticeable VC funding.

Market Scope

Market Dynamics

Driver

Growing Health and Comfort Awareness

Strengthening concern with regard to the effects of the quality of internal air on human health and level of comfort is stimulating the humidity sensor market. Relative humidity sensors protect indoor environments from mold and bacteria and prevent airborne infection agents and bad breath. Moreover, rising consciousness toward health and comfort problems caused by humidity also serves as an impactful driver for the market growth of humidity sensors. This indicates that the humidity levels cause several illnesses of the respiratory system, allergies, and others related to the skin.

There is increased adoption of the humidity sensor market applications for residential, health, and general business applications. AIR humidity sensors are applied to medical devices and surroundings to allow for the measurement of the humidity level that is likely to cause diseases among patients or reduce the functionality of the equipment. These sensors assist in keeping the right humidity levels, which leads to healthier and more comfortable conditions in homes and other places where people gather to work.

Restraint

Cost constraints

The development of new, high-performance sensors is expensive, and the use of these technologies in cost-sensitive applications can be disadvantageous for the humidity sensor market. Depending on the type of the sensors, some could be less accurate or precise, specifically under harsh environmental conditions or low or high humidity ranges. Some of the sensors may need different installation and calibration methods, which makes the whole process costly and lengthy.

Opportunity

Growing implementation of IoT and smart homes

The increasing trend in the usage of products across sectors, thereby facilitating IoT and smart devices, also acts as a driver in the humidity sensor market. Technological development in the IoT sector is raising the need for real-time sensors, particularly environmental factors like humidity. These sensors are installed in smart homes, industrial automation, and healthcare devices. In smart homes, humidity sensors are introduced as part of the HVAC systems that provide the best living conditions as people attempt to be power-conscious.

Increasing demand for connected, smart living spaces is exciting for companies that deal in humidity sensors because they are critical to devices like smart thermostats, air purifiers, and dehumidifiers. The current trends in the growth of IoT solutions and improvement in the availability and affordability of smart devices foster market growth. Other factors include increasing trends in using wireless sensors in climate control in greenhouse farming and multiple benefits of using humidity sensors, such as ease of installation and low energy consumption.

Type Insights

The absolute humidity sensors segment noted the largest share of the humidity sensor market in 2024. Thermal Humidity Sensors are also referred to as Absolute Humidity (AH) Sensors because they measure the Absolute Humidity. They also quantify the thermal conductivity of dry air plus air that contains water vapor. It indicates the amount of water vapor per cubic meter of air in grams. These sensors are poised to experience tremendous growth in demand due to innovation in technology as well as the need for high-precision measurement of the environment in several industries. Advanced sensor technology, such as miniaturization of the sensor devices, as well as improved accuracy, are improving the modern absolute humidity sensors.

The relative humidity sensors segment is projected to witness the fastest growth in the humidity sensor market during the forecast period. In HVAC systems, these devices monitor the relative humidity levels and get appropriate feedback that allows for adjustments to be made to maintain desired humidity levels. These are sensors that tell the amount of humidity in the air, determining the possible highest amount that can be vaporized in air at a given temperature. RH sensor data are needed in real-time to make sure that conditions within can be kept at their optimal to avoid deterioration, contamination, or equipment damage where even a slight change in moisture level is critical. Also, proper humidity storage is important to avoid the growth of molds and mildew, as well as for the integrity of building structures and the health of people living in those structures.

End-Use Insights

The automotive segment contributed the largest share of the humidity sensor market in 2024. The automotive industry applied humidity sensors to control the climate within the car, while demands from electric vehicles and self-driving cars originated from the need for high-performance environmental control systems because these vehicles need accurate data to run properly and ensure the safety of the passengers inside. These particular sensors significantly contribute to controlling the air conditioning and venting of automobiles, with the windows' defrosting improved for safety. Such devices also assist in preventing the recirculation of air that may be excessively drier or too humid, helping to increase comfort for the occupants of the vehicle.

• In April 2024, a Chinese Novosense company that specialized in solutions for the automobile industry released the NSHT30-Q1 temperature and humidity sensor in automobiles using CMOS-MEMS technology.

The environmental segment is projected to witness the fastest growth in the humidity sensor market during the forecast period. Environmental control and public comfort are important aspects of people's lives, and humidity sensors play a central role in making industries and homes more comfortable, safe, and energy efficient. They determine the extent of water vapor in the air or relative humidity. In addition, the increasing popularity of smart homes and the Internet of Things (IoT) has boosted the progress of this industry because these sensors are used together with other products like temperature sensors and gas sensors to provide a complete view of the environment.

• In July 2024, Dickson unveiled his new product, the Cordless Smart Sensor. This temperature measurement device can read temperatures from -40F to + 212F, while relative humidity (RH) ranges from 0.1% to 99.9%. It has been designed to provide an easy-to-use environmental monitoring system that can be applied in a range of sectors.

Regional Insights

Asia Pacific Humidity Sensor Market Size and Growth 2025 to 2034

The Asia Pacific humidity sensor market size is exhibited at USD 520 million in 2025 and is expected to be worth around USD 1,510 million by 2034, growing at a CAGR of 11.25% from 2025 to 2034.

Asia Pacific accounted for the largest share of the humidity sensor market in 2024. The growing population of individuals living in urban areas is demanding HVAC equipment on residential and business premises, forcing up the demand for humidity sensors. There is an upsurge in the scale of urbanization in emerging markets such as China and India, as well as the concept of smart cities in this region. The growth of the HVAC industry comes from the developments in infrastructure, technology, tourism activities, an increase in disposable income, and government energy efficiency endorsement. There is an adoption of automation, IoT, and AI integration in the industry, while the need for better-performing and efficient systems is on the rise.

• The bi-annual exhibition ACREX India, the largest exhibition for South Asia's air conditioning, heating, ventilation, and intelligent buildings industry, was conducted in March 2023 at the Bombay Exhibition Centre, Mumbai, and came in thirty-two editions. The event was a joint presentation of the Indian Society of Heating, Refrigerating, and Air Conditioning Engineers (ISHRAE) and Informa Markets.

Asia-Pacific is currently the dominating region in the humidity sensor market, led by China, Japan, India, South Korea, and Taiwan. These countries are not only manufacturing powerhouses but also significant consumers of humidity sensors across industrial sectors. China's dominance is supported by its rapid expansion in smart electronics, air quality monitoring systems, and automobile production. Meanwhile, Japan and South Korea continue to pioneer innovations in sensor miniaturization and advanced robotics, where humidity control is critical. India, with its increasing focus on smart agriculture, has initiated government-led missions like the Digital India program and National Mission on Precision Agriculture, encouraging the adoption of smart sensors for real-time data acquisition in farming.

North America is anticipated to witness the fastest growth in the humidity sensor market during the forecasted years. The rising integration of smart structures in the building process is extending the market for humidity sensors in HVAC systems to enhance energy consumption and indoor environment quality. The healthcare facility environment in the USA and Canada requires accurate humidity to create an environment suitable for patients and storage of medical equipment.

The humidity sensor market in North America is also projected to boom due to the rising use of these sensors across various industries. The application of humidity sensors is found in industries where processes occur in pharmaceuticals, food and beverages, and air conditioning and heating systems.

North America remains a crucial growth contributor in the humidity sensor market, propelled by increasing demand across HVAC, healthcare diagnostics, and food storage industries. The United States is witnessing a sharp rise in the adoption of smart building solutions, where humidity control enhances indoor air quality and energy efficiency. Moreover, the boom in precision medicine and pharmaceutical cold chains has made accurate humidity monitoring indispensable in drug storage and distribution. Canada's investment in sustainable agriculture and clean technology further adds to the demand, as humidity sensors are key to greenhouse operations and weather tracking systems.

Why did Europe grow at a steady pace in the humidity sensor market?

Europe's growth continued at a steady pace by focusing on areas like energy-efficient buildings, stringent environmental regulations, and advanced automotive systems. In Europe, sensors were widely adopted in smart homes, electric vehicles, and industrial automation, taking advantage of the region's strong research capabilities to better develop solutions with high precision. There were growth opportunities in green buildings, climate control, and healthcare devices that required precise monitoring of humidity.

Germany Humidity Sensor Market Trends

Germany led the European region because it had a strong manufacturing base of automotive, industrial, and HVAC. Sensor usage increased with the growth of smart factories and EV development. The country also had strict regulations on indoor air quality, which encouraged the introduction of such sensors in buildings and work environments. Germany had solid opportunities to develop high-end MEMS sensors, industrial robotics, and climate-control systems to improve efficiency in manufacturing.

Why did Latin America grow at a significant rate in the humidity sensor market?
Latin America demonstrated significant growth potential due to the modernization of manufacturing and the increased adoption of smart homes. The agriculture, food processing, and logistics industries invested in humidity monitoring solutions to decrease losses. Urbanization and HVAC adoption further expanded the market. The region contained significant opportunities in greenhouse farming, warehouse monitoring, and moisture-sensitive sectors.

Brazil Humidity Sensor Market Trends

Brazil led the Latin American region due to the size of its agricultural industry and increased demand for electronics. Brazil was the leader in the region. Farmers were adopting more humidity sensors for greenhouse climate control and crop protection. The manufacturing and logistics industries were working to improve humidity monitoring solutions, too. Brazil provided opportunities for sensors in food factories, warehouse storage, and weather monitoring.

Why did the Middle East & Africa region grow at a consistent rate in the humidity sensor market?

The Middle East & Africa experienced consistent growth driven by the increasing number of smart city projects, large construction projects, and demand for climate-control systems. The harsh climate conditions prompted a need for accurate monitoring of humidity. Adoption increased in healthcare, data centers, and industrial facilities. The region presented opportunities related to building automation, agriculture, and environmental monitoring.

The UAE Humidity Sensor Market Trends

The UAE dominated the region with high levels of investment in smart cities, luxury tourism, and other high-end infrastructure, and advanced HVAC systems. Buildings use humidity sensors to manage indoor comfort and energy efficiency goals. Hospitals, malls, and airports continued expanding their installation of sensors. Further opportunities appeared to be strong within growing high-tech construction projects and IoT-based building and facility management systems.

Humidity Sensor Market Companies

• Honeywell International Inc.
• B+B Thermo-Technik GmbH
• Sensirion AG
• E+E Elektronik Ges.m.b.H.
• IST AG
• Galltec Mess- und Regeltechnik GmbH
• TE Connectivity
• Bosch Sensortec GmbH
• PCE Deutschland GmbH
• Sensata Technologies, Inc.
• Infineon Technologies AG

Recent updates on humidity sensor

Smart devices and HVAC demand drive market expansion

• On 13 March 2025, the market for humidity sensors is expanding gradually due to increased demand from industrial automation, smart home systems, and car climate control. To preserve safety, energy efficiency, and air quality, these sensors are essential. Applications involving consumer electronics, HVAC, and agriculture—where real-time environmental monitoring is crucial—are seeing especially rapid growth. Connected devices are increasingly integrating small, low-power humidity sensors thanks to developments in embedded systems and the Internet of Things.

Miniaturization and multifunctional sensing dominate innovation

• On 8 April 2025, Manufacturers of sensors are concentrating on small digital humidity sensors that can sense pressure and temperature simultaneously. Polymer composites and graphene are examples of new materials that are increasing stability and sensitivity over time. In cold chain and logistics monitoring, wireless battery-free humidity sensors that use NFC and energy harvesting technologies are becoming more popular. More intelligent wearables and medical equipment with built-in humidity sensors are also made possible by these advancements.

Industry Player Announcement

• In April 2024, Sentinum, an IFM company, announced the launch of their latest product, a temperature and humidity sensor capable of functioning with both Mioty and LoRa, which is powered by the highest efficiency of Epishine's organic indoor solar cells. The partnership between Sentinum and Epishine is a notable step towards implementing new approaches to technology within sensors, where maintenance-free and long-life sensors replace conventional battery-powered equipment.
• In a statement issued from Sentinum on the new temperature and humidity sensor that it launched Manuel Hart CEO said: We're excited to bring our new product in this industry that was designed with the support of Epishine. This partnership applies advanced solar technology to improve convenience and achieve the lowest total cost of ownership possible.

Segments Covered in the Report

By Type

• Absolute Humidity Sensor
• Relative Humidity Sensor
• Others

By End Use

• Automotive
• Pharmaceutical & Healthcare
• Industrial
• Building Automation & Domestic Appliances
• Food & Beverages
• Environmental
• Agriculture
• Others

By Geography

• North America
• Asia Pacific
• Europe
• Latin America
• Middle East and Africa