Hourly Weather Forecast - Saint Peters, MO

12 AM
70°F
0%
5mph
S
Clear
Humidity
56%
Feels like
70°F
Dew Point
53°F
1 AM
69°F
0%
6mph
SSW
Clear
Humidity
56%
Feels like
69°F
Dew Point
53°F
2 AM
68°F
0%
6mph
SSW
Clear
Humidity
57%
Feels like
68°F
Dew Point
52°F
3 AM
67°F
0%
6mph
SSW
Clear
Humidity
59%
Feels like
67°F
Dew Point
52°F
4 AM
65°F
0%
6mph
SSW
Clear
Humidity
63%
Feels like
65°F
Dew Point
53°F
5 AM
65°F
0%
6mph
SSW
Clear
Humidity
66%
Feels like
65°F
Dew Point
53°F
6 AM
64°F
0%
6mph
SSW
Clear
Humidity
67%
Feels like
64°F
Dew Point
53°F
7 AM
65°F
0%
6mph
SSW
Clear
Humidity
67%
Feels like
65°F
Dew Point
54°F
7:03 AM
8 AM
68°F
0%
6mph
SSW
Sunny
Humidity
64%
Feels like
68°F
Dew Point
55°F
9 AM
72°F
0%
5mph
SW
Mostly Sunny
Humidity
59%
Feels like
72°F
Dew Point
56°F
10 AM
76°F
0%
5mph
SW
Mostly Sunny
Humidity
53%
Feels like
76°F
Dew Point
57°F
11 AM
79°F
0%
4mph
SW
Partly Cloudy
Humidity
47%
Feels like
79°F
Dew Point
57°F
12 PM
81°F
0%
4mph
WSW
Partly Cloudy
Humidity
43%
Feels like
81°F
Dew Point
57°F
1 PM
83°F
0%
4mph
W
Mostly Cloudy
Humidity
41%
Feels like
82°F
Dew Point
57°F
2 PM
83°F
0%
5mph
WNW
Mostly Cloudy
Humidity
39%
Feels like
83°F
Dew Point
56°F
3 PM
83°F
0%
7mph
NW
Cloudy
Humidity
38%
Feels like
82°F
Dew Point
55°F
4 PM
80°F
0%
9mph
NW
Cloudy
Humidity
38%
Feels like
80°F
Dew Point
52°F
5 PM
76°F
10%
11mph
NNW
Mostly Cloudy
Humidity
38%
Feels like
76°F
Dew Point
49°F
6 PM
70°F
10%
13mph
N
Partly Cloudy
Humidity
41%
Feels like
70°F
Dew Point
45°F
7 PM
64°F
10%
13mph
N
Mostly Sunny
Humidity
46%
Feels like
64°F
Dew Point
43°F
7:16 PM
8 PM
59°F
10%
13mph
N
Mostly Clear
Humidity
50%
Feels like
59°F
Dew Point
41°F
9 PM
56°F
10%
11mph
N
Mostly Clear
Humidity
52%
Feels like
56°F
Dew Point
39°F
10 PM
54°F
0%
10mph
N
Mostly Clear
Humidity
56%
Feels like
54°F
Dew Point
39°F
11 PM
52°F
0%
9mph
N
Partly Cloudy
Humidity
58%
Feels like
52°F
Dew Point
38°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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