Hourly Weather Forecast - Saint Clair, PA

12 AM
18°F
20%
1mph
NNW
Mostly Clear
Humidity
69%
Feels like
18°F
Dew Point
9°F
1 AM
17°F
20%
1mph
NNW
Mostly Clear
Humidity
70%
Feels like
17°F
Dew Point
9°F
2 AM
17°F
20%
1mph
NNW
Partly Cloudy
Humidity
71%
Feels like
17°F
Dew Point
9°F
3 AM
17°F
20%
1mph
NNW
Partly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
10°F
4 AM
17°F
20%
1mph
NNW
Mostly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
10°F
5 AM
17°F
30%
1mph
NNW
30% Chance Frozen Mix
Humidity
75%
Feels like
17°F
Dew Point
10°F
6 AM
16°F
20%
1mph
NNW
Cloudy
Humidity
76%
Feels like
16°F
Dew Point
10°F
7 AM
16°F
20%
1mph
NNW
Cloudy
Humidity
76%
Feels like
16°F
Dew Point
10°F
7:05 AM
8 AM
18°F
10%
1mph
NNW
Cloudy
Humidity
73%
Feels like
18°F
Dew Point
11°F
9 AM
22°F
10%
0mph
NW
Cloudy
Humidity
67%
Feels like
22°F
Dew Point
12°F
10 AM
25°F
10%
0mph
NW
Mostly Cloudy
Humidity
60%
Feels like
25°F
Dew Point
13°F
11 AM
27°F
30%
1mph
WNW
30% Chance Freezing Rain
Humidity
56%
Feels like
27°F
Dew Point
14°F
12 PM
29°F
30%
1mph
WNW
30% Chance Freezing Rain
Humidity
53%
Feels like
29°F
Dew Point
14°F
1 PM
31°F
30%
2mph
W
30% Chance Freezing Rain
Humidity
51%
Feels like
31°F
Dew Point
15°F
2 PM
32°F
30%
2mph
W
30% Chance of Light Rain
Humidity
51%
Feels like
32°F
Dew Point
16°F
3 PM
33°F
30%
2mph
W
30% Chance of Light Rain
Humidity
52%
Feels like
33°F
Dew Point
17°F
4 PM
32°F
30%
2mph
WSW
30% Chance Freezing Rain
Humidity
55%
Feels like
32°F
Dew Point
18°F
5 PM
30°F
30%
2mph
WSW
30% Chance Freezing Rain
Humidity
59%
Feels like
30°F
Dew Point
18°F
5:33 PM
6 PM
28°F
30%
1mph
W
30% Chance Freezing Rain
Humidity
64%
Feels like
28°F
Dew Point
18°F
7 PM
27°F
30%
1mph
W
30% Chance Freezing Rain
Humidity
68%
Feels like
27°F
Dew Point
18°F
8 PM
26°F
30%
0mph
W
30% Chance Freezing Rain
Humidity
71%
Feels like
26°F
Dew Point
18°F
9 PM
26°F
30%
0mph
W
30% Chance Freezing Rain
Humidity
71%
Feels like
26°F
Dew Point
19°F
10 PM
27°F
30%
0mph
WNW
30% Chance Frozen Mix
Humidity
72%
Feels like
27°F
Dew Point
19°F
11 PM
27°F
10%
0mph
NW
Cloudy
Humidity
73%
Feels like
27°F
Dew Point
20°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

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