Hourly Weather Forecast - Grantham, NH

12 AM
33°F
40%
12mph
SE
40% Chance Frozen Mix
Humidity
72%
Feels like
24°F
Dew Point
25°F
1 AM
32°F
50%
13mph
SE
50% Chance Rain Showers
Humidity
76%
Feels like
23°F
Dew Point
26°F
2 AM
32°F
70%
13mph
SE
70% Chance of Light Rain
Humidity
79%
Feels like
23°F
Dew Point
26°F
3 AM
33°F
80%
13mph
SE
80% Chance of Light Rain
Humidity
82%
Feels like
24°F
Dew Point
28°F
4 AM
34°F
90%
13mph
ESE
Light Rain
Humidity
84%
Feels like
25°F
Dew Point
30°F
5 AM
35°F
90%
13mph
ESE
Light Rain
Humidity
82%
Feels like
27°F
Dew Point
31°F
6 AM
37°F
100%
13mph
ESE
Light Rain
Humidity
84%
Feels like
28°F
Dew Point
32°F
6:59 AM
7 AM
38°F
100%
14mph
ESE
Light Rain
Humidity
84%
Feels like
29°F
Dew Point
33°F
8 AM
39°F
100%
14mph
ESE
Light Rain
Humidity
85%
Feels like
31°F
Dew Point
35°F
9 AM
40°F
90%
14mph
ESE
Light Rain
Humidity
89%
Feels like
33°F
Dew Point
37°F
10 AM
42°F
90%
13mph
ESE
Light Rain
Humidity
88%
Feels like
34°F
Dew Point
38°F
11 AM
43°F
90%
13mph
ESE
Light Rain
Humidity
89%
Feels like
36°F
Dew Point
40°F
12 PM
44°F
100%
12mph
ESE
Rain
Humidity
89%
Feels like
38°F
Dew Point
41°F
1 PM
46°F
100%
11mph
ESE
Thunderstorms
Humidity
88%
Feels like
40°F
Dew Point
42°F
2 PM
47°F
100%
10mph
ESE
Thunderstorms
Humidity
85%
Feels like
42°F
Dew Point
42°F
3 PM
48°F
100%
10mph
SE
Light Rain
Humidity
80%
Feels like
44°F
Dew Point
42°F
4 PM
49°F
90%
10mph
SE
Light Rain
Humidity
79%
Feels like
45°F
Dew Point
43°F
5 PM
50°F
90%
10mph
SE
Light Rain
Humidity
78%
Feels like
45°F
Dew Point
43°F
6 PM
51°F
90%
11mph
SE
Light Rain
Humidity
76%
Feels like
51°F
Dew Point
44°F
6:55 PM
7 PM
51°F
80%
11mph
SE
80% Chance of Light Rain
Humidity
78%
Feels like
51°F
Dew Point
44°F
8 PM
51°F
80%
11mph
SSE
80% Chance of Light Rain
Humidity
80%
Feels like
51°F
Dew Point
45°F
9 PM
51°F
80%
11mph
SSE
80% Chance of Light Rain
Humidity
83%
Feels like
51°F
Dew Point
46°F
10 PM
51°F
70%
13mph
S
70% Chance of Light Rain
Humidity
87%
Feels like
51°F
Dew Point
47°F
11 PM
51°F
70%
13mph
S
70% Chance of Light Rain
Humidity
87%
Feels like
51°F
Dew Point
47°F

Wind Gust Forecast

High Winds & Heavy Snow Batter The Northern U.S.

A storm system tracking across the Northern U.S. will usher in snowy and blustery weather for the end of the week.

Today's Weather Outlook

Today's Weather Outlook

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide