Hourly Weather Forecast - Saint Peters, PA

12 AM
31°F
0%
4mph
SSW
Clear
Humidity
75%
Feels like
27°F
Dew Point
24°F
1 AM
32°F
0%
4mph
SSW
Clear
Humidity
76%
Feels like
28°F
Dew Point
25°F
2 AM
32°F
0%
4mph
SW
Mostly Clear
Humidity
75%
Feels like
29°F
Dew Point
25°F
3 AM
33°F
0%
4mph
SW
Partly Cloudy
Humidity
72%
Feels like
29°F
Dew Point
25°F
4 AM
33°F
0%
3mph
SW
Cloudy
Humidity
70%
Feels like
30°F
Dew Point
24°F
5 AM
34°F
0%
3mph
WSW
Cloudy
Humidity
67%
Feels like
34°F
Dew Point
24°F
6 AM
35°F
0%
3mph
WSW
Cloudy
Humidity
67%
Feels like
35°F
Dew Point
25°F
7 AM
36°F
0%
3mph
WSW
Cloudy
Humidity
65%
Feels like
36°F
Dew Point
26°F
7:21 AM
8 AM
38°F
0%
3mph
W
Mostly Cloudy
Humidity
67%
Feels like
36°F
Dew Point
28°F
9 AM
40°F
0%
4mph
W
Mostly Sunny
Humidity
60%
Feels like
37°F
Dew Point
27°F
10 AM
42°F
0%
5mph
W
Sunny
Humidity
53%
Feels like
38°F
Dew Point
26°F
11 AM
42°F
0%
6mph
W
Sunny
Humidity
48%
Feels like
39°F
Dew Point
24°F
12 PM
42°F
0%
6mph
W
Sunny
Humidity
43%
Feels like
38°F
Dew Point
22°F
1 PM
41°F
0%
7mph
W
Mostly Sunny
Humidity
41%
Feels like
37°F
Dew Point
20°F
2 PM
40°F
0%
7mph
WNW
Mostly Sunny
Humidity
42%
Feels like
35°F
Dew Point
18°F
3 PM
37°F
0%
7mph
WNW
Mostly Sunny
Humidity
42%
Feels like
32°F
Dew Point
17°F
4 PM
35°F
0%
7mph
WNW
Mostly Sunny
Humidity
45%
Feels like
29°F
Dew Point
15°F
4:40 PM
5 PM
32°F
0%
6mph
WNW
Mostly Clear
Humidity
47%
Feels like
26°F
Dew Point
14°F
6 PM
29°F
0%
6mph
WNW
Clear
Humidity
49%
Feels like
23°F
Dew Point
12°F
7 PM
27°F
0%
5mph
WNW
Clear
Humidity
51%
Feels like
21°F
Dew Point
11°F
8 PM
25°F
0%
5mph
WNW
Clear
Humidity
53%
Feels like
19°F
Dew Point
10°F
9 PM
24°F
0%
5mph
WNW
Clear
Humidity
54%
Feels like
17°F
Dew Point
10°F
10 PM
23°F
0%
5mph
WNW
Clear
Humidity
57%
Feels like
16°F
Dew Point
10°F
11 PM
22°F
0%
4mph
WNW
Clear
Humidity
56%
Feels like
16°F
Dew Point
9°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

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

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

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