Hourly Weather Forecast - Derry, PA

11 AM
23°F
0%
10mph
SSW
Mostly Cloudy
Humidity
88%
Feels like
13°F
Dew Point
20°F
12 PM
26°F
0%
11mph
SSW
Mostly Cloudy
Humidity
80%
Feels like
15°F
Dew Point
20°F
1 PM
28°F
10%
12mph
SSW
Mostly Cloudy
Humidity
73%
Feels like
18°F
Dew Point
20°F
2 PM
29°F
10%
12mph
SSW
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
20°F
3 PM
31°F
10%
11mph
SSW
Cloudy
Humidity
66%
Feels like
21°F
Dew Point
20°F
4 PM
31°F
10%
11mph
SSW
Cloudy
Humidity
64%
Feels like
22°F
Dew Point
21°F
4:50 PM
5 PM
32°F
10%
11mph
SSW
Cloudy
Humidity
63%
Feels like
23°F
Dew Point
21°F
6 PM
31°F
10%
11mph
SSW
Mostly Cloudy
Humidity
65%
Feels like
22°F
Dew Point
21°F
7 PM
31°F
10%
11mph
SSW
Cloudy
Humidity
68%
Feels like
22°F
Dew Point
22°F
8 PM
31°F
10%
11mph
SW
Mostly Cloudy
Humidity
70%
Feels like
22°F
Dew Point
23°F
9 PM
32°F
10%
12mph
SW
Mostly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
24°F
10 PM
33°F
10%
11mph
SW
Partly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
25°F
11 PM
33°F
10%
11mph
SW
Partly Cloudy
Humidity
72%
Feels like
25°F
Dew Point
26°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide