Hourly Weather Forecast - Saint Clair, PA

12 AM
34°F
10%
3mph
N
Partly Cloudy
Humidity
58%
Feels like
34°F
Dew Point
20°F
1 AM
33°F
10%
3mph
N
Partly Cloudy
Humidity
61%
Feels like
33°F
Dew Point
21°F
2 AM
32°F
10%
3mph
N
Partly Cloudy
Humidity
64%
Feels like
32°F
Dew Point
21°F
3 AM
31°F
10%
3mph
N
Partly Cloudy
Humidity
64%
Feels like
31°F
Dew Point
21°F
4 AM
31°F
10%
2mph
NNE
Mostly Cloudy
Humidity
65%
Feels like
31°F
Dew Point
20°F
5 AM
30°F
10%
2mph
NNE
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
19°F
6 AM
30°F
10%
2mph
N
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
19°F
6:58 AM
7 AM
29°F
10%
2mph
N
Mostly Cloudy
Humidity
66%
Feels like
29°F
Dew Point
19°F
8 AM
30°F
20%
2mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
30°F
Dew Point
20°F
9 AM
33°F
20%
2mph
W
Mostly Cloudy
Humidity
68%
Feels like
33°F
Dew Point
23°F
10 AM
36°F
30%
2mph
S
30% Chance of Light Rain
Humidity
65%
Feels like
36°F
Dew Point
26°F
11 AM
39°F
20%
3mph
S
Cloudy
Humidity
63%
Feels like
39°F
Dew Point
28°F
12 PM
42°F
20%
3mph
S
Cloudy
Humidity
60%
Feels like
41°F
Dew Point
29°F
1 PM
45°F
20%
4mph
S
Cloudy
Humidity
57%
Feels like
42°F
Dew Point
30°F
2 PM
47°F
10%
5mph
S
Cloudy
Humidity
54%
Feels like
44°F
Dew Point
31°F
3 PM
48°F
10%
6mph
S
Cloudy
Humidity
53%
Feels like
46°F
Dew Point
32°F
4 PM
49°F
10%
6mph
S
Cloudy
Humidity
53%
Feels like
47°F
Dew Point
33°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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