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Comparing Davis Weather Stations


Choose weather stations by feature

We’ve summarized the features found on each Davis weather station that we sell in the chart below. Each weather station is typically available in several different versions, with and without optional sensors and with various installation options, including wireless transmission of data. 

  Weather Wizard III Weather Monitor II Vantage Pro2
Barometric Pressure   . .
Growing Degree Days     .
ET (Evapotranspiration)     *
Humidity & Dew Point      
Inside Humidity   .  
Outside Humidity & Dewpoint   . .
Leaf Wetness     *
Rainfall      
Rainfall . . .
Rate of Rainfall     .
Solar Radiation & Energy      
Solar Radiation Intensity     *
Solar Energy     *
Temperature      
Apparent Temperature     .
Inside Temperature . . .
Outside Temperature . . .
Soil or Water Temperature     .
Wind      
Wind Direction . . .
Wind Speed . . .
Direction of High Wind Speed . . .
Wind Run     .

. Comes on Standard Weather Station
* Available with addition of optional sensors

Davis Weather Stations Performances
Function Display Reading Accuracy
Barometric Pressure (altitude below 12,000 ft or 3650 m) 26.00" to 32.00"
660.0 to 810 mm
880.0 to 1080.0 mb
±0.05"
±1.3 mm
±1.7 mb
Dew Point -99°F to 140°F; -73°C to 60°C ±4°F; ±2°C
Inside Humidity 10% to 90% ±5%
Outside Humidity 20% to 100% ±5%
Daily Rainfall 0.01" to 99.99"
0.0" to 999.8 mm
±2%
Accumulated Rainfall 0.01" to 99.99"
0 to 9999 mm
±2%
Inside Temperature -32°F to 140°F
0°C to 60°C
±1°F
±0.5°C
Outside Temperature -50°F to 140°F
-45°C to 60°C
±1°F
±0.5°C
12 or 24 Hour Clock   ±15 sec/month
Wind Direction 1° to 10° increments ±7°
Wind Speed to 175 mph, 282 kph, 152 knots, 78.2 m/s ±5°
Wind Chill -134°F to 140°F
-92°C to 60°C
±4°F
±2°C
Leaf Wetness 0 to 15 n/a
Solar Radiation 0 to 155 w/m2 5%
Soil Temperature -50°F to 140°F
-45°C to 60°C
±1°F
±0.5°C


Information used with permission from Davis Weather Instruments.



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Reference Number: 25WW101
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