Hourly Weather Forecast - Saint Peters, MO

12 AM
45°F
0%
3mph
ESE
Mostly Cloudy
Humidity
57%
Feels like
43°F
Dew Point
30°F
1 AM
44°F
0%
3mph
ESE
Mostly Cloudy
Humidity
57%
Feels like
42°F
Dew Point
30°F
2 AM
43°F
0%
3mph
ESE
Mostly Cloudy
Humidity
58%
Feels like
41°F
Dew Point
29°F
3 AM
42°F
0%
3mph
ESE
Partly Cloudy
Humidity
59%
Feels like
41°F
Dew Point
29°F
4 AM
42°F
0%
3mph
SE
Partly Cloudy
Humidity
61%
Feels like
40°F
Dew Point
29°F
5 AM
42°F
0%
3mph
SE
Partly Cloudy
Humidity
62%
Feels like
40°F
Dew Point
30°F
6 AM
41°F
0%
4mph
SE
Partly Cloudy
Humidity
64%
Feels like
39°F
Dew Point
30°F
7 AM
42°F
0%
4mph
SE
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
31°F
7:00 AM
8 AM
44°F
0%
4mph
SSE
Mostly Sunny
Humidity
60%
Feels like
42°F
Dew Point
31°F
9 AM
47°F
0%
4mph
SSE
Sunny
Humidity
54%
Feels like
45°F
Dew Point
32°F
10 AM
50°F
0%
4mph
SSE
Sunny
Humidity
49%
Feels like
50°F
Dew Point
32°F
11 AM
53°F
0%
4mph
SSE
Mostly Sunny
Humidity
43%
Feels like
53°F
Dew Point
31°F
12 PM
56°F
0%
4mph
SSE
Partly Cloudy
Humidity
38%
Feels like
56°F
Dew Point
31°F
1 PM
59°F
10%
4mph
SSE
Mostly Cloudy
Humidity
35%
Feels like
59°F
Dew Point
31°F
2 PM
61°F
10%
3mph
S
Cloudy
Humidity
32%
Feels like
61°F
Dew Point
31°F
3 PM
62°F
10%
2mph
S
Cloudy
Humidity
30%
Feels like
62°F
Dew Point
31°F
4 PM
62°F
10%
2mph
S
Cloudy
Humidity
30%
Feels like
62°F
Dew Point
30°F
5 PM
61°F
10%
2mph
S
Cloudy
Humidity
32%
Feels like
61°F
Dew Point
31°F
6 PM
59°F
10%
1mph
SSE
Mostly Cloudy
Humidity
36%
Feels like
59°F
Dew Point
32°F
7 PM
57°F
10%
2mph
SE
Mostly Cloudy
Humidity
41%
Feels like
57°F
Dew Point
33°F
7:18 PM
8 PM
54°F
10%
1mph
SSE
Partly Cloudy
Humidity
46%
Feels like
54°F
Dew Point
34°F
9 PM
52°F
10%
2mph
SSE
Partly Cloudy
Humidity
50%
Feels like
52°F
Dew Point
34°F
10 PM
51°F
10%
2mph
SSE
Mostly Clear
Humidity
55%
Feels like
51°F
Dew Point
35°F
11 PM
49°F
10%
2mph
SSE
Mostly Clear
Humidity
59%
Feels like
49°F
Dew Point
35°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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