V/Λ SELECT: Month and Year
OR > Month
Monthly Climatological Summary for Mar 2026
Name: OFallon Weather City: OFallon State: MO
Elevation: 532 ft Lat: N 38° 50' 20" Lon: W 090° 43' 42"
Temperature (°F), Rain (in), Wind Speed (mph)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
----------------------------------------------------------------------------------
01 35.4 44.6 14:01 25.8 06:33 29.6 0.0 0.09 5.8 23.0 14:08 ENE
----------------------------------------------------------------------------------
35.4 44.6 1 25.8 1 29.6 0.0 0.09 5.8 23.0 1 ENE
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 1
Min <= 0.0 0
Max Rain: 0.09 on day 1
Days of Rain: 1 (>= 0.01 in) 0 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration