Hourly Weather Forecast - Londonderry, NH

12 PM
37°F
10%
8mph
S
Cloudy
Humidity
72%
Feels like
30°F
Dew Point
29°F
1 PM
38°F
70%
9mph
S
70% Chance of Light Rain
Humidity
73%
Feels like
32°F
Dew Point
30°F
2 PM
38°F
70%
8mph
S
70% Chance of Light Rain
Humidity
77%
Feels like
33°F
Dew Point
32°F
3 PM
38°F
30%
7mph
S
30% Chance of Light Rain
Humidity
82%
Feels like
33°F
Dew Point
33°F
4 PM
38°F
40%
8mph
S
40% Chance of Light Rain
Humidity
88%
Feels like
32°F
Dew Point
34°F
4:11 PM
5 PM
37°F
60%
9mph
S
60% Chance of Light Rain
Humidity
93%
Feels like
31°F
Dew Point
35°F
6 PM
37°F
80%
10mph
SSW
80% Chance of Light Rain
Humidity
93%
Feels like
30°F
Dew Point
36°F
7 PM
38°F
60%
10mph
SSW
60% Chance of Light Rain
Humidity
95%
Feels like
31°F
Dew Point
36°F
8 PM
38°F
60%
11mph
SSW
60% Chance of Light Rain
Humidity
96%
Feels like
31°F
Dew Point
37°F
9 PM
37°F
50%
11mph
SSW
50% Chance of Light Rain
Humidity
97%
Feels like
30°F
Dew Point
37°F
10 PM
37°F
30%
11mph
SSW
30% Chance of Light Rain
Humidity
96%
Feels like
29°F
Dew Point
36°F
11 PM
36°F
30%
10mph
SSW
30% Chance Frozen Mix
Humidity
96%
Feels like
28°F
Dew Point
35°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

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