Hourly Weather Forecast - Mercersburg, PA

7:30 AM
8 AM
45°F
0%
8mph
NW
Mostly Sunny
Humidity
52%
Feels like
41°F
Dew Point
29°F
9 AM
46°F
0%
7mph
NW
Sunny
Humidity
50%
Feels like
42°F
Dew Point
29°F
10 AM
47°F
0%
8mph
NW
Sunny
Humidity
48%
Feels like
43°F
Dew Point
28°F
11 AM
48°F
0%
8mph
NW
Mostly Sunny
Humidity
45%
Feels like
45°F
Dew Point
28°F
12 PM
50°F
0%
8mph
NW
Mostly Sunny
Humidity
43%
Feels like
46°F
Dew Point
28°F
1 PM
50°F
0%
7mph
NNW
Mostly Sunny
Humidity
42%
Feels like
50°F
Dew Point
28°F
2 PM
50°F
0%
6mph
NNW
Partly Cloudy
Humidity
42%
Feels like
48°F
Dew Point
28°F
3 PM
49°F
0%
4mph
NNW
Partly Cloudy
Humidity
43%
Feels like
47°F
Dew Point
28°F
4 PM
47°F
0%
3mph
NNW
Partly Cloudy
Humidity
47%
Feels like
47°F
Dew Point
28°F
4:51 PM
5 PM
45°F
0%
2mph
NNW
Partly Cloudy
Humidity
53%
Feels like
45°F
Dew Point
28°F
6 PM
42°F
0%
1mph
NW
Partly Cloudy
Humidity
59%
Feels like
42°F
Dew Point
28°F
7 PM
39°F
0%
0mph
NW
Partly Cloudy
Humidity
65%
Feels like
39°F
Dew Point
29°F
8 PM
38°F
0%
0mph
N
Mostly Cloudy
Humidity
69%
Feels like
38°F
Dew Point
29°F
9 PM
38°F
0%
0mph
N
Cloudy
Humidity
68%
Feels like
38°F
Dew Point
28°F
10 PM
38°F
0%
0mph
NE
Cloudy
Humidity
69%
Feels like
38°F
Dew Point
28°F
11 PM
37°F
0%
0mph
E
Cloudy
Humidity
69%
Feels like
37°F
Dew Point
28°F

Travel Outlook for Tuesday, December 23

Christmas Travel Outlook: Travel Headaches Across The West

Christmas is quickly approaching, and we have the scoop on the travel forecast.

Forecast Snow Depth on Christmas Day

White Christmas Outlook: Looking Good For The West, N. Tier

Rain and Snow Totals Through Christmas

Flooding Rain, Mountain Snow Impacts the Western U.S. Through Christmas

Wednesday's Weather Outlook

Today's Weather Outlook

Christmas Tree via Pixabay

How Drought Impacts Your Christmas Trees

A blanket of fresh snow is seen. (Courtesy of Pixabay.com)

Record Cold to Tornadoes: Christmas Weather Extremes

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide