Ambient Weather WH31E Thermo-Hygrometer Sensor for WS-2902/WS-2000/WS-5000 Series

Expand your weather insight with the WH31E thermo-hygrometer sensor

The WH31E is a compact indoor/outdoor thermo-hygrometer designed to complement Ambient Weather stations. It captures ambient temperature and humidity from multiple sites, giving you a clearer picture of microclimates around your home, greenhouse, or workshop.

Key benefits at a glance

• Adds up to eight channels to your Ambient Weather system for broader coverage and comparison.
• Wireless 915 MHz connectivity delivers updates roughly every 71 seconds, with a maximum range up to 300 feet in ideal conditions.
• Small, unobtrusive form factor measures 4.75 x 1.5 x 0.6 inches, easy to place in tight spots.
• Runs on 2 AA batteries (not included), offering flexible, cord-free placement both indoors and outdoors.

Real-life use cases

Place the WH31E near a greenhouse to monitor humidity and temperature, then compare with indoor readings to optimize comfort and plant health. Use it in a garage, attic, or office to track subtle shifts across rooms and spaces.

Integration and setup

Designed to work seamlessly with a range of Ambient Weather stations including WS-2902, WS-2000, WS-5000, WS-1965, WS-4000, WS-3000, and ObserverIP series. The eight-channel capacity helps keep data organized within your dashboard.

Notes for setup

• Requires two AA batteries (not included).
• Place the sensor where it can reliably communicate with your station for best data delivery.

Whether you’re optimizing a home climate, monitoring a workspace, or supporting plant care, the WH31E provides flexible sensing that can complement your existing weather station setup without overloading the dashboard with details you don’t need.