Wireless ET Weather Sensor

  • Continuously monitors temperature and sunlight to generate irrigation schedule adjustments based on what’s happening on-site.
  • Built in adjustable freeze sensor and rain gauge automatically suspend irrigation in the event of precipitation and near freezing temperatures.
  • Completely wireless sensor has a communication range of up to 1,000 feet and can be installed in minutes.
  • Includes a decades’ worth of historical weather data for North America that is used by the EVOLUTION controller to generate schedule adjustments in the event of communication issues due to a depleted battery.


The Toro Wireless ET Weather Sensor makes saving water easy through the automatic management of the irrigation schedule. Combining real-time temperature and sunlight measurements with location-based ET (evapotranspiration) data, the Wireless ET Weather Sensor wirelessly communicates seasonal adjustments to the EVOLUTION Series controller. The EVOLUTION controller uses the information to automatically adjust the scheduled runtimes, helping to ensure the landscape receives just the right amount of water.


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