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O'Fallon, MO
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April 2026 Weather |
O'Fallon, Missouri
Today
4/7
Rainy Weather
Day
55°
Night
43°
55
Wed
4/8
Cloudy Weather
Day
79°
Night
54°
5
Thu
4/9
Cloudy Weather
Day
81°
Night
59°
14
Fri
4/10
Stormy Weather
Day
64°
Night
52°
88
Sat
4/11
Cloudy Weather
Day
72°
Night
57°
25
Sun
4/12
Cloudy Weather
Day
81°
Night
64°
25
Mon
4/13
Stormy Weather
Day
79°
Night
63°
65
Tue
4/14
Cloudy Weather
Day
79°
Night
52°
57
Wed
4/15
Cloudy Weather
Day
63°
Night
46°
1
Thu
4/16
Cloudy Weather
Day
63°
Night
46°
1
Fri
4/17
Sunny with a Chance of Thunderstorms
Day
72°
Night
54°
68
Sat
4/18
Stormy Weather
Day
70°
Night
54°
63
Sun
4/19
Cloudy Weather
Day
75°
Night
55°
1
Mon
4/20
Cloudy Weather
Day
70°
Night
45°
25
Tue
4/21
Cloudy Weather
Day
73°
Night
54°
55
Wed
4/22
Cloudy Weather
Day
75°
Night
54°
25
Thu
4/23
Cloudy Weather
Day
73°
Night
54°
25
Fri
4/24
Cloudy Weather
Day
75°
Night
54°
25
Sat
4/25
Rainy Weather
Day
75°
Night
50°
70
Sun
4/26
Cloudy Weather
Day
64°
Night
43°
20
Mon
4/27
Sunny Weather
Day
61°
Night
43°
10
Tue
4/28
Rainy Weather
Day
63°
Night
46°
62
Wed
4/29
Cloudy Weather
Day
63°
Night
45°
25
Thu
4/30
Cloudy Weather
Day
64°
Night
45°
25
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