Hourly Weather Forecast - Saint Peters, PA

12 AM
23°F
10%
1mph
SW
Mostly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
14°F
1 AM
24°F
10%
1mph
SW
Cloudy
Humidity
64%
Feels like
24°F
Dew Point
14°F
2 AM
25°F
20%
1mph
SSW
Cloudy
Humidity
62%
Feels like
25°F
Dew Point
14°F
3 AM
26°F
20%
1mph
SSW
Cloudy
Humidity
58%
Feels like
26°F
Dew Point
14°F
4 AM
27°F
20%
1mph
S
Cloudy
Humidity
57%
Feels like
27°F
Dew Point
14°F
5 AM
28°F
20%
1mph
S
Cloudy
Humidity
58%
Feels like
28°F
Dew Point
15°F
6 AM
29°F
20%
2mph
S
Mostly Cloudy
Humidity
60%
Feels like
29°F
Dew Point
16°F
7 AM
30°F
20%
2mph
S
Mostly Cloudy
Humidity
60%
Feels like
30°F
Dew Point
18°F
7:22 AM
8 AM
32°F
20%
2mph
S
Mostly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
21°F
9 AM
34°F
20%
2mph
S
Cloudy
Humidity
58%
Feels like
34°F
Dew Point
20°F
10 AM
36°F
20%
2mph
S
Cloudy
Humidity
52%
Feels like
36°F
Dew Point
20°F
11 AM
38°F
20%
2mph
SSW
Cloudy
Humidity
50%
Feels like
38°F
Dew Point
21°F
12 PM
39°F
20%
3mph
SSW
Cloudy
Humidity
50%
Feels like
39°F
Dew Point
22°F
1 PM
39°F
20%
3mph
SSW
Cloudy
Humidity
52%
Feels like
38°F
Dew Point
23°F
2 PM
39°F
20%
3mph
SSW
Cloudy
Humidity
56%
Feels like
38°F
Dew Point
25°F
3 PM
38°F
20%
3mph
SSW
Cloudy
Humidity
60%
Feels like
38°F
Dew Point
26°F
4 PM
38°F
20%
3mph
SSW
Cloudy
Humidity
64%
Feels like
38°F
Dew Point
27°F
4:41 PM
5 PM
37°F
20%
2mph
SW
Cloudy
Humidity
68%
Feels like
37°F
Dew Point
27°F
6 PM
35°F
20%
2mph
SW
Cloudy
Humidity
70%
Feels like
35°F
Dew Point
27°F
7 PM
35°F
10%
2mph
SW
Cloudy
Humidity
74%
Feels like
35°F
Dew Point
27°F
8 PM
34°F
10%
3mph
SW
Cloudy
Humidity
80%
Feels like
34°F
Dew Point
28°F
9 PM
34°F
10%
3mph
WSW
Cloudy
Humidity
81%
Feels like
34°F
Dew Point
28°F
10 PM
33°F
10%
3mph
WSW
Cloudy
Humidity
80%
Feels like
33°F
Dew Point
28°F
11 PM
33°F
10%
2mph
WSW
Cloudy
Humidity
81%
Feels like
33°F
Dew Point
28°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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