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Today Hourly 7 days 30 days January
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January 2026 Weather | St. Peters, Missouri

Today 1/13
Partly Sunny with Showers
Day 64°
Night 36°
55
Wed 1/14
Cloudy Weather
Day 39°
Night 16°
25
Thu 1/15
Cloudy Weather
Day 36°
Night 30°
2
Fri 1/16
Cloudy Weather
Day 41°
Night 19°
20
Sat 1/17
Cold Day
Day 23°
Night 12°
18
Sun 1/18
Cloudy Weather
Day 34°
Night 14°
3
Mon 1/19
Cloudy Weather
Day 25°
Night 12°
10
Tue 1/20
Cloudy Weather
Day 37°
Night 19°
2
Wed 1/21
Cloudy Weather
Day 46°
Night 27°
0
Thu 1/22
Sunny Weather
Day 43°
Night 27°
3
Fri 1/23
Cloudy Weather
Day 39°
Night 23°
1
Sat 1/24
Cloudy Weather
Day 36°
Night 27°
16
Sun 1/25
Sunny Weather
Day 43°
Night 28°
0
Mon 1/26
Cloudy Weather
Day 39°
Night 21°
25
Tue 1/27
Sunny Weather
Day 37°
Night 27°
5
Wed 1/28
Cloudy Weather
Day 48°
Night 28°
25
Thu 1/29
Sunny Weather
Day 46°
Night 19°
5
Fri 1/30
Cloudy Weather
Day 30°
Night 19°
25
Sat 1/31
Cloudy Weather
Day 36°
Night 25°
20