Hourly Weather Forecast - Saint Peters, MO

12 AM
30°F
0%
5mph
NNW
Mostly Clear
Humidity
77%
Feels like
25°F
Dew Point
24°F
1 AM
29°F
0%
5mph
NNW
Mostly Clear
Humidity
76%
Feels like
24°F
Dew Point
22°F
2 AM
28°F
0%
4mph
NNW
Mostly Clear
Humidity
75%
Feels like
23°F
Dew Point
21°F
3 AM
27°F
0%
4mph
N
Partly Cloudy
Humidity
73%
Feels like
22°F
Dew Point
20°F
4 AM
27°F
0%
4mph
N
Partly Cloudy
Humidity
71%
Feels like
22°F
Dew Point
19°F
5 AM
26°F
0%
4mph
N
Partly Cloudy
Humidity
69%
Feels like
22°F
Dew Point
18°F
6 AM
26°F
0%
3mph
NNE
Mostly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
17°F
7 AM
27°F
0%
3mph
NE
Mostly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
18°F
7:12 AM
8 AM
28°F
0%
3mph
NE
Cloudy
Humidity
66%
Feels like
24°F
Dew Point
18°F
9 AM
29°F
0%
3mph
ENE
Mostly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
18°F
10 AM
31°F
0%
3mph
ENE
Partly Cloudy
Humidity
59%
Feels like
31°F
Dew Point
19°F
11 AM
32°F
10%
3mph
NE
Partly Cloudy
Humidity
57%
Feels like
32°F
Dew Point
19°F
12 PM
34°F
10%
3mph
NE
Partly Cloudy
Humidity
55%
Feels like
34°F
Dew Point
19°F
1 PM
34°F
10%
3mph
NE
Partly Cloudy
Humidity
55%
Feels like
32°F
Dew Point
20°F
2 PM
34°F
10%
3mph
NE
Partly Cloudy
Humidity
56%
Feels like
32°F
Dew Point
20°F
3 PM
34°F
10%
4mph
NNE
Partly Cloudy
Humidity
58%
Feels like
30°F
Dew Point
20°F
4 PM
32°F
10%
4mph
NNE
Partly Cloudy
Humidity
62%
Feels like
28°F
Dew Point
21°F
4:41 PM
5 PM
31°F
10%
5mph
NNE
Partly Cloudy
Humidity
65%
Feels like
27°F
Dew Point
21°F
6 PM
30°F
10%
5mph
NNE
Cloudy
Humidity
67%
Feels like
25°F
Dew Point
20°F
7 PM
28°F
10%
5mph
N
Cloudy
Humidity
70%
Feels like
22°F
Dew Point
20°F
8 PM
27°F
10%
6mph
N
Cloudy
Humidity
70%
Feels like
20°F
Dew Point
18°F
9 PM
25°F
10%
6mph
N
Cloudy
Humidity
70%
Feels like
18°F
Dew Point
17°F
10 PM
24°F
10%
6mph
N
Cloudy
Humidity
69%
Feels like
16°F
Dew Point
15°F
11 PM
22°F
10%
6mph
N
Cloudy
Humidity
67%
Feels like
15°F
Dew Point
13°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide