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Today Hourly 7 days 30 days October
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October 2025 Weather | St. Louis, Missouri

Wed 10/1
Sunny with a Chance of Thunderstorms
Day 79°
Night 63°
70
Thu 10/2
Cloudy Weather
Day 79°
Night 63°
10
Fri 10/3
Cloudy Weather
Day 81°
Night 63°
57
Sat 10/4
Cloudy Weather
Day 79°
Night 61°
60
Sun 10/5
Cloudy Weather
Day 79°
Night 57°
20
Mon 10/6
Cloudy Weather
Day 68°
Night 59°
25
Tue 10/7
Cloudy Weather
Day 68°
Night 55°
20
Wed 10/8
Cloudy Weather
Day 66°
Night 52°
20
Thu 10/9
Cloudy Weather
Day 66°
Night 50°
20
Fri 10/10
Sunny Weather
Day 66°
Night 52°
5
Sat 10/11
Cloudy Weather
Day 70°
Night 55°
25
Sun 10/12
Sunny Weather
Day 73°
Night 50°
5
Mon 10/13
Sunny Weather
Day 72°
Night 52°
20
Tue 10/14
Sunny Weather
Day 72°
Night 54°
20
Wed 10/15
Sunny Weather
Day 64°
Night 46°
20
Thu 10/16
Cloudy Weather
Day 64°
Night 45°
20
Fri 10/17
Sunny Weather
Day 75°
Night 55°
1
Sat 10/18
Cloudy Weather
Day 75°
Night 55°
3
Sun 10/19
Cloudy Weather
Day 72°
Night 54°
9
Mon 10/20
Sunny with a Chance of Thunderstorms
Day 73°
Night 48°
Tue 10/21
Cloudy Weather
Day 70°
Night 55°
Wed 10/22
Cloudy Weather
Day 72°
Night 55°
Thu 10/23
Cloudy Weather
Day 73°
Night 46°
Fri 10/24
Cloudy Weather
Day 73°
Night 39°
Sat 10/25
Stormy Weather
Day 72°
Night 39°
Sun 10/26
Cloudy Weather
Day 57°
Night 43°
Mon 10/27
Sunny Weather
Day 61°
Night 52°
Tue 10/28
Cloudy Weather
Day 63°
Night 50°
Wed 10/29
Sunny Weather
Day 70°
Night 41°
Thu 10/30
Cloudy Weather
Day 63°
Night 45°
Fri 10/31
Cloudy Weather
Day 55°
Night 50°