Hourly Weather Forecast - Mercer, PA

9 AM
40°F
0%
4mph
N
Mostly Cloudy
Humidity
83%
Feels like
37°F
Dew Point
36°F
10 AM
42°F
0%
4mph
NNE
Mostly Cloudy
Humidity
80%
Feels like
39°F
Dew Point
36°F
11 AM
43°F
0%
3mph
NE
Mostly Cloudy
Humidity
76%
Feels like
42°F
Dew Point
36°F
12 PM
46°F
0%
1mph
NE
Partly Cloudy
Humidity
71%
Feels like
46°F
Dew Point
37°F
1 PM
48°F
0%
0mph
WSW
Partly Cloudy
Humidity
65%
Feels like
48°F
Dew Point
37°F
2 PM
51°F
0%
2mph
SW
Partly Cloudy
Humidity
59%
Feels like
51°F
Dew Point
37°F
3 PM
53°F
0%
2mph
SW
Partly Cloudy
Humidity
56%
Feels like
53°F
Dew Point
37°F
4 PM
55°F
0%
3mph
SSW
Partly Cloudy
Humidity
53%
Feels like
55°F
Dew Point
38°F
5 PM
55°F
0%
4mph
S
Mostly Sunny
Humidity
52%
Feels like
55°F
Dew Point
38°F
6 PM
54°F
0%
4mph
S
Mostly Sunny
Humidity
56%
Feels like
54°F
Dew Point
39°F
7 PM
52°F
0%
4mph
S
Mostly Sunny
Humidity
61%
Feels like
52°F
Dew Point
39°F
7:33 PM
8 PM
50°F
0%
4mph
SSE
Partly Cloudy
Humidity
66%
Feels like
50°F
Dew Point
39°F
9 PM
50°F
10%
6mph
SSE
Partly Cloudy
Humidity
67%
Feels like
47°F
Dew Point
39°F
10 PM
49°F
10%
7mph
S
Mostly Cloudy
Humidity
68%
Feels like
46°F
Dew Point
39°F
11 PM
49°F
10%
8mph
S
Mostly Cloudy
Humidity
68%
Feels like
46°F
Dew Point
39°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

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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