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O'Fallon, MO Monthly Weather

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

O'Fallon, MO
30
°F
7:30 amSunny1mphNW
Mon, March 17, 20258:20 AM (GMT -05:00)

March

Sun
Mar 17
Clear
66
°F
low29
°F
Mar 18
Partly Cloudy
77
°F
low52
°F
Mar 19
Mostly Cloudy
70
°F
low44
°F
Mar 20
Partly Cloudy
51
°F
low35
°F
Mar 21
Mostly Cloudy
63
°F
low35
°F
Mar 22
Mostly Clear
64
°F
low43
°F
Mar 23
Showers
61
°F
low42
°F
Mar 24
Showers
54
°F
low43
°F
Mar 25
Mostly Cloudy
60
°F
low38
°F
Mar 26
Partly Cloudy
59
°F
low41
°F
Mar 27
Partly Cloudy
60
°F
low38
°F
Mar 28
Mostly Cloudy
65
°F
low42
°F
Mar 29
Mostly Cloudy
70
°F
low49
°F
Mar 30
Showers
63
°F
low50
°F
Mon
Mar 31
Intermittent Clouds
52
°F
low29
°F
TueWedThuFriSat

April

SunMon
Tue
Apr 1
Sunny
48
°F
low26
°F
Wed
Apr 2
Sunny
56
°F
low37
°F
Thu
Apr 3
Sunny
74
°F
low47
°F
Fri
Apr 4
Sunny
78
°F
low52
°F
Sat
Apr 5
Mostly Sunny
81
°F
low58
°F
Sun
Apr 6
Partly Sunny
82
°F
low64
°F
Mon
Apr 7
Mostly Cloudy , T-Storms
75
°F
low49
°F
Tue
Apr 8
Showers
55
°F
low48
°F
Wed
Apr 9
Partly Sunny
80
°F
low56
°F
Thu
Apr 10
Showers
59
°F
low47
°F
Fri
Apr 11
Sunny
67
°F
low45
°F
Sat
Apr 12
Mostly Sunny
67
°F
low47
°F
Sun
Apr 13
Mostly Cloudy
65
°F
low43
°F
Mon
Apr 14
Mostly Sunny
63
°F
low38
°F
Tue
Apr 15
Mostly Sunny
61
°F
low42
°F
WedThuFriSat
Last updated 3h 44min 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.