Hourly Weather Forecast - Mercer, PA

12 AM
39°F
10%
4mph
SE
Partly Cloudy
Humidity
71%
Feels like
36°F
Dew Point
31°F
1 AM
39°F
10%
4mph
SSE
Partly Cloudy
Humidity
71%
Feels like
36°F
Dew Point
31°F
2 AM
39°F
10%
4mph
SSE
Partly Cloudy
Humidity
71%
Feels like
36°F
Dew Point
31°F
3 AM
39°F
10%
4mph
SSE
Mostly Clear
Humidity
71%
Feels like
36°F
Dew Point
31°F
4 AM
39°F
20%
5mph
SSE
Mostly Clear
Humidity
71%
Feels like
36°F
Dew Point
31°F
5 AM
40°F
20%
5mph
S
Mostly Clear
Humidity
72%
Feels like
36°F
Dew Point
31°F
6 AM
40°F
30%
5mph
S
30% Chance Rain Showers
Humidity
73%
Feels like
36°F
Dew Point
32°F
7 AM
40°F
30%
6mph
S
30% Chance Rain Showers
Humidity
74%
Feels like
36°F
Dew Point
32°F
7:14 AM
8 AM
41°F
40%
6mph
S
40% Chance Rain Showers
Humidity
74%
Feels like
37°F
Dew Point
33°F
9 AM
44°F
30%
6mph
S
30% Chance Rain Showers
Humidity
72%
Feels like
40°F
Dew Point
35°F
10 AM
47°F
30%
7mph
SSW
30% Chance Rain Showers
Humidity
68%
Feels like
44°F
Dew Point
38°F
11 AM
51°F
30%
8mph
SSW
30% Chance Rain Showers
Humidity
65%
Feels like
51°F
Dew Point
40°F
12 PM
54°F
30%
9mph
SW
30% Chance Rain Showers
Humidity
62%
Feels like
54°F
Dew Point
41°F
1 PM
56°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
59%
Feels like
56°F
Dew Point
42°F
2 PM
58°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
57%
Feels like
58°F
Dew Point
43°F
3 PM
59°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
58%
Feels like
59°F
Dew Point
44°F
4 PM
59°F
30%
11mph
WSW
30% Chance of Light Rain
Humidity
60%
Feels like
59°F
Dew Point
45°F
5 PM
58°F
40%
10mph
WSW
40% Chance of Light Rain
Humidity
63%
Feels like
58°F
Dew Point
46°F
6 PM
56°F
50%
9mph
WSW
50% Chance of Light Rain
Humidity
66%
Feels like
56°F
Dew Point
45°F
7 PM
53°F
60%
8mph
W
60% Chance of Light Rain
Humidity
69%
Feels like
53°F
Dew Point
44°F
7:39 PM
8 PM
51°F
60%
7mph
WNW
60% Chance of Light Rain
Humidity
72%
Feels like
51°F
Dew Point
42°F
9 PM
49°F
60%
8mph
NW
60% Chance of Light Rain
Humidity
75%
Feels like
45°F
Dew Point
41°F
10 PM
47°F
60%
9mph
NW
60% Chance of Light Rain
Humidity
77%
Feels like
42°F
Dew Point
40°F
11 PM
45°F
60%
11mph
NNW
60% Chance Rain Showers
Humidity
79%
Feels like
39°F
Dew Point
38°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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