Hourly Weather Forecast - Chambersburg, PA

1 AM
27°F
0%
3mph
SSW
Cloudy
Humidity
85%
Feels like
24°F
Dew Point
24°F
2 AM
28°F
10%
3mph
SSW
Cloudy
Humidity
83%
Feels like
28°F
Dew Point
23°F
3 AM
28°F
10%
3mph
S
Cloudy
Humidity
82%
Feels like
28°F
Dew Point
23°F
4 AM
29°F
10%
3mph
S
Cloudy
Humidity
82%
Feels like
29°F
Dew Point
24°F
5 AM
30°F
10%
3mph
S
Cloudy
Humidity
82%
Feels like
30°F
Dew Point
25°F
6 AM
31°F
10%
3mph
S
Cloudy
Humidity
80%
Feels like
28°F
Dew Point
26°F
7 AM
33°F
10%
3mph
S
Cloudy
Humidity
76%
Feels like
29°F
Dew Point
26°F
7:21 AM
8 AM
34°F
10%
4mph
S
Cloudy
Humidity
75%
Feels like
30°F
Dew Point
27°F
9 AM
35°F
10%
5mph
S
Cloudy
Humidity
74%
Feels like
31°F
Dew Point
28°F
10 AM
36°F
20%
5mph
S
Cloudy
Humidity
72%
Feels like
31°F
Dew Point
28°F
11 AM
37°F
20%
6mph
S
Cloudy
Humidity
72%
Feels like
33°F
Dew Point
29°F
12 PM
39°F
30%
5mph
S
30% Chance of Light Rain
Humidity
69%
Feels like
35°F
Dew Point
29°F
1 PM
40°F
30%
5mph
S
30% Chance of Light Rain
Humidity
69%
Feels like
36°F
Dew Point
31°F
2 PM
41°F
30%
6mph
SSW
30% Chance of Light Rain
Humidity
72%
Feels like
37°F
Dew Point
32°F
3 PM
41°F
30%
6mph
SSW
30% Chance of Light Rain
Humidity
73%
Feels like
37°F
Dew Point
33°F
4 PM
41°F
20%
6mph
SSW
Cloudy
Humidity
76%
Feels like
37°F
Dew Point
34°F
4:45 PM
5 PM
40°F
10%
5mph
SSW
Cloudy
Humidity
80%
Feels like
36°F
Dew Point
34°F
6 PM
39°F
10%
5mph
SW
Mostly Cloudy
Humidity
86%
Feels like
35°F
Dew Point
35°F
7 PM
38°F
10%
6mph
SW
Mostly Cloudy
Humidity
89%
Feels like
33°F
Dew Point
35°F
8 PM
37°F
10%
6mph
SW
Partly Cloudy
Humidity
92%
Feels like
32°F
Dew Point
34°F
9 PM
37°F
10%
6mph
SW
Partly Cloudy
Humidity
89%
Feels like
32°F
Dew Point
34°F
10 PM
37°F
10%
6mph
WSW
Partly Cloudy
Humidity
84%
Feels like
32°F
Dew Point
32°F
11 PM
37°F
10%
7mph
W
Partly Cloudy
Humidity
80%
Feels like
32°F
Dew Point
32°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Outdoor Sports Guide