O'Fallon, MO Monthly Weather

Altitude - 158m | 38°40′19″N,90°13′48″W | map (OSM)

O'Fallon, MO

°F

11:30 pmClear0mphC

Tue, August 26, 202512:17 AM (GMT -05:00)

August

Sun	Mon	Tue Aug 26 76 °F low52 °F	Wed Aug 27 78 °F low53 °F	Thu Aug 28 78 °F low59 °F	Fri Aug 29 78 °F low58 °F	Sat Aug 30 77 °F low57 °F
Sun Aug 31 78 °F low57 °F	Mon	Tue	Wed	Thu	Fri	Sat

September

Sun	Mon Sep 1 80 °F low56 °F	Tue Sep 2 83 °F low59 °F	Wed Sep 3 85 °F low61 °F	Thu Sep 4 85 °F low66 °F	Fri Sep 5 83 °F low67 °F	Sat Sep 6 78 °F low65 °F
Sun Sep 7 78 °F low59 °F	Mon Sep 8 78 °F low58 °F	Tue Sep 9 80 °F low57 °F	Wed Sep 10 86 °F low66 °F	Thu Sep 11 91 °F low69 °F	Fri Sep 12 90 °F low65 °F	Sat Sep 13 90 °F low70 °F
Sun Sep 14 90 °F low63 °F	Mon Sep 15 83 °F low58 °F	Tue Sep 16 84 °F low63 °F	Wed Sep 17 89 °F low65 °F	Thu Sep 18 90 °F low67 °F	Fri Sep 19 86 °F low69 °F	Sat Sep 20 87 °F low65 °F
Sun Sep 21 68 °F low55 °F	Mon Sep 22 70 °F low47 °F	Tue Sep 23 73 °F low49 °F	Wed Sep 24 82 °F low53 °F	Thu	Fri	Sat

Last updated 4h 41min 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.