Hourly Weather Forecast - Grantham, NH

12 PM
31°F
10%
10mph
S
Mostly Cloudy
Humidity
54%
Feels like
23°F
Dew Point
17°F
1 PM
33°F
10%
9mph
S
Mostly Cloudy
Humidity
53%
Feels like
25°F
Dew Point
18°F
2 PM
35°F
10%
9mph
S
Mostly Cloudy
Humidity
53%
Feels like
27°F
Dew Point
19°F
3 PM
36°F
10%
9mph
SSW
Mostly Cloudy
Humidity
54%
Feels like
29°F
Dew Point
21°F
4 PM
37°F
10%
9mph
SSW
Mostly Cloudy
Humidity
53%
Feels like
30°F
Dew Point
21°F
5 PM
37°F
10%
9mph
SSW
Mostly Cloudy
Humidity
55%
Feels like
30°F
Dew Point
22°F
6 PM
36°F
10%
8mph
SSW
Mostly Cloudy
Humidity
59%
Feels like
30°F
Dew Point
23°F
6:59 PM
7 PM
36°F
10%
8mph
SSW
Mostly Cloudy
Humidity
64%
Feels like
30°F
Dew Point
25°F
8 PM
36°F
10%
7mph
SSW
Mostly Cloudy
Humidity
66%
Feels like
30°F
Dew Point
26°F
9 PM
36°F
10%
7mph
SW
Mostly Cloudy
Humidity
68%
Feels like
30°F
Dew Point
26°F
10 PM
36°F
30%
7mph
SW
30% Chance Snow Showers
Humidity
71%
Feels like
30°F
Dew Point
27°F
11 PM
35°F
30%
7mph
SW
30% Chance Frozen Mix
Humidity
76%
Feels like
29°F
Dew Point
28°F

Today's High Temperature Outlook

Summer-Like Heat Scorches the Southwest

The calendar may stay it's only March, but it will feel like Summer across the Southwest over the next several days.

Today's Weather Outlook

Today's Weather Outlook

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

Lightning Safety

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 12, 2026

Widespread Drought Improvement For The South, Midwest

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