O Fallon, MO Monthly Weather

Altitude - 153m | 38°48′36″N,90°42′0″W | map (OSM)

O Fallon, MO

°F

1 amFair2mphSW

Fri, July 25, 20251:43 AM (GMT -05:00)

July

Sun	Mon	Tue	Wed	Thu	Fri Jul 25 93 °F low76 °F	Sat Jul 26 91 °F low76 °F
Sun Jul 27 92 °F low76 °F	Mon Jul 28 95 °F low77 °F	Tue Jul 29 94 °F low77 °F	Wed Jul 30 86 °F low75 °F	Thu Jul 31 79 °F low70 °F	Fri	Sat

August

Sun	Mon	Tue	Wed	Thu	Fri Aug 1 78 °F low64 °F	Sat Aug 2 79 °F low62 °F
Sun Aug 3 82 °F low64 °F	Mon Aug 4 84 °F low67 °F	Tue Aug 5 87 °F low68 °F	Wed Aug 6 86 °F low70 °F	Thu Aug 7 85 °F low68 °F	Fri Aug 8 90 °F low71 °F	Sat Aug 9 92 °F low74 °F
Sun Aug 10 92 °F low76 °F	Mon Aug 11 96 °F low76 °F	Tue Aug 12 96 °F low72 °F	Wed Aug 13 85 °F low65 °F	Thu Aug 14 84 °F low62 °F	Fri Aug 15 83 °F low63 °F	Sat Aug 16 82 °F low66 °F
Sun Aug 17 87 °F low67 °F	Mon Aug 18 88 °F low67 °F	Tue Aug 19 87 °F low70 °F	Wed Aug 20 87 °F low73 °F	Thu Aug 21 87 °F low65 °F	Fri Aug 22 88 °F low69 °F	Sat Aug 23 94 °F low75 °F

Last updated 6h 6min ago

Temperature in O Fallon, MO for month

* O Fallon, MO Monthly weather is based on statistical data for the last 10 years. It is intended for personal use on an "as is" basis. This page provides the weather forecast for the next 30 days. In this forecast option you can see precipitation icons and maximum air temperature. The first 14 days reflect the current weather forecast for O Fallon, MO, and the following days reflect the weather based on statistical data from the last few years of measurements. This weather forecast will be useful for a general understanding of weather changes the nearest month for O Fallon, MO. Please note that long-term forecasts are not a forecast as such, but only reflect the statistics of past years.