Hourly Weather Forecast - Mercersburg, PA

12 AM
35°F
20%
5mph
N
Cloudy
Humidity
58%
Feels like
31°F
Dew Point
22°F
1 AM
34°F
20%
5mph
N
Cloudy
Humidity
57%
Feels like
29°F
Dew Point
20°F
2 AM
32°F
20%
4mph
N
Cloudy
Humidity
60%
Feels like
28°F
Dew Point
20°F

Today's Weather Outlook

Today's Weather Outlook

While most of the U.S. sees dry weather, Mother Nature still has a couple tricks up its sleeves today.

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(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

Weekly Drought Map for March 12, 2026

Widespread Drought Improvement For The South, Midwest

Blizzard: Its True Definition

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