Hourly Weather Forecast - Mercer, PA

12 AM
27°F
0%
6mph
NNW
Mostly Clear
Humidity
69%
Feels like
21°F
Dew Point
19°F
1 AM
27°F
0%
5mph
NNW
Mostly Clear
Humidity
71%
Feels like
21°F
Dew Point
18°F
2 AM
26°F
0%
4mph
NNW
Mostly Clear
Humidity
73%
Feels like
21°F
Dew Point
18°F
3 AM
25°F
0%
3mph
NNW
Mostly Clear
Humidity
75%
Feels like
25°F
Dew Point
19°F
4 AM
25°F
0%
2mph
N
Clear
Humidity
78%
Feels like
25°F
Dew Point
19°F
5 AM
25°F
0%
2mph
NNE
Clear
Humidity
80%
Feels like
25°F
Dew Point
19°F
6 AM
24°F
0%
2mph
NE
Mostly Clear
Humidity
81%
Feels like
24°F
Dew Point
19°F
7 AM
24°F
0%
1mph
E
Mostly Clear
Humidity
81%
Feels like
24°F
Dew Point
19°F
7:18 AM
8 AM
25°F
0%
2mph
SE
Partly Cloudy
Humidity
79%
Feels like
25°F
Dew Point
19°F
9 AM
27°F
0%
3mph
SSE
Partly Cloudy
Humidity
70%
Feels like
27°F
Dew Point
19°F
10 AM
31°F
0%
4mph
S
Partly Cloudy
Humidity
59%
Feels like
28°F
Dew Point
19°F
11 AM
35°F
0%
5mph
S
Mostly Cloudy
Humidity
49%
Feels like
31°F
Dew Point
18°F
12 PM
39°F
0%
6mph
S
Partly Cloudy
Humidity
43%
Feels like
34°F
Dew Point
18°F
1 PM
42°F
0%
7mph
S
Partly Cloudy
Humidity
38%
Feels like
38°F
Dew Point
18°F
2 PM
44°F
0%
7mph
SSW
Partly Cloudy
Humidity
35%
Feels like
40°F
Dew Point
19°F
3 PM
46°F
0%
7mph
SSW
Partly Cloudy
Humidity
34%
Feels like
42°F
Dew Point
19°F
4 PM
47°F
0%
8mph
SSW
Mostly Cloudy
Humidity
34%
Feels like
44°F
Dew Point
20°F
5 PM
47°F
0%
7mph
SW
Mostly Cloudy
Humidity
36%
Feels like
44°F
Dew Point
22°F
6 PM
46°F
0%
6mph
SW
Mostly Cloudy
Humidity
40%
Feels like
42°F
Dew Point
23°F
7 PM
43°F
10%
5mph
SW
Cloudy
Humidity
46%
Feels like
40°F
Dew Point
24°F
7:37 PM
8 PM
41°F
10%
4mph
SSW
Cloudy
Humidity
51%
Feels like
38°F
Dew Point
24°F
9 PM
40°F
10%
4mph
SW
Cloudy
Humidity
54%
Feels like
37°F
Dew Point
25°F
10 PM
40°F
10%
5mph
SW
Cloudy
Humidity
57%
Feels like
36°F
Dew Point
26°F
11 PM
39°F
20%
5mph
SW
Cloudy
Humidity
60%
Feels like
35°F
Dew Point
26°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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