Hourly Weather Forecast - Chambersburg, PA

12 AM
43°F
0%
6mph
WNW
Mostly Cloudy
Humidity
79%
Feels like
39°F
Dew Point
37°F
1 AM
42°F
0%
6mph
WNW
Mostly Cloudy
Humidity
78%
Feels like
37°F
Dew Point
35°F
2 AM
41°F
0%
7mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
37°F
Dew Point
33°F
3 AM
41°F
0%
7mph
NW
Mostly Cloudy
Humidity
76%
Feels like
36°F
Dew Point
34°F
4 AM
40°F
0%
7mph
NW
Mostly Cloudy
Humidity
73%
Feels like
35°F
Dew Point
32°F
5 AM
38°F
0%
7mph
NW
Mostly Cloudy
Humidity
73%
Feels like
33°F
Dew Point
30°F
6 AM
36°F
0%
7mph
NW
Mostly Cloudy
Humidity
77%
Feels like
30°F
Dew Point
29°F
7 AM
35°F
0%
6mph
NW
Mostly Cloudy
Humidity
78%
Feels like
29°F
Dew Point
29°F
7:30 AM
8 AM
36°F
0%
6mph
NW
Partly Cloudy
Humidity
76%
Feels like
30°F
Dew Point
29°F
9 AM
38°F
0%
6mph
NW
Partly Cloudy
Humidity
71%
Feels like
33°F
Dew Point
29°F
10 AM
40°F
0%
6mph
NW
Mostly Cloudy
Humidity
65%
Feels like
37°F
Dew Point
30°F
11 AM
42°F
0%
5mph
NW
Partly Cloudy
Humidity
61%
Feels like
39°F
Dew Point
29°F
12 PM
43°F
0%
5mph
NW
Partly Cloudy
Humidity
58%
Feels like
40°F
Dew Point
29°F
1 PM
44°F
0%
4mph
NW
Mostly Sunny
Humidity
52%
Feels like
42°F
Dew Point
28°F
2 PM
45°F
0%
3mph
NW
Mostly Sunny
Humidity
51%
Feels like
44°F
Dew Point
28°F
3 PM
45°F
0%
2mph
NW
Sunny
Humidity
52%
Feels like
45°F
Dew Point
28°F
4 PM
43°F
0%
2mph
NW
Sunny
Humidity
55%
Feels like
43°F
Dew Point
28°F
4:50 PM
5 PM
41°F
0%
1mph
NW
Clear
Humidity
59%
Feels like
41°F
Dew Point
28°F
6 PM
39°F
0%
1mph
NE
Clear
Humidity
66%
Feels like
39°F
Dew Point
28°F
7 PM
37°F
0%
0mph
E
Clear
Humidity
70%
Feels like
37°F
Dew Point
28°F
8 PM
35°F
10%
0mph
ESE
Clear
Humidity
76%
Feels like
35°F
Dew Point
28°F
9 PM
33°F
10%
0mph
ESE
Clear
Humidity
81%
Feels like
33°F
Dew Point
28°F
10 PM
32°F
10%
0mph
SE
Mostly Clear
Humidity
82%
Feels like
32°F
Dew Point
28°F
11 PM
33°F
30%
0mph
SE
30% Chance Rain Showers
Humidity
82%
Feels like
33°F
Dew Point
28°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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