Hourly Weather Forecast - Grantham, NH

12 AM
12°F
0%
6mph
SSW
Clear
Humidity
57%
Feels like
3°F
Dew Point
0°F
1 AM
12°F
0%
6mph
S
Clear
Humidity
61%
Feels like
2°F
Dew Point
1°F
2 AM
12°F
0%
6mph
S
Clear
Humidity
64%
Feels like
2°F
Dew Point
2°F
3 AM
12°F
0%
6mph
S
Clear
Humidity
66%
Feels like
2°F
Dew Point
3°F
4 AM
12°F
0%
6mph
SSW
Clear
Humidity
69%
Feels like
2°F
Dew Point
4°F
5 AM
13°F
0%
6mph
SSW
Clear
Humidity
69%
Feels like
3°F
Dew Point
4°F
6 AM
14°F
0%
6mph
SSW
Clear
Humidity
71%
Feels like
4°F
Dew Point
6°F
6:22 AM
7 AM
16°F
0%
6mph
SSW
Sunny
Humidity
70%
Feels like
7°F
Dew Point
8°F
8 AM
19°F
0%
6mph
SSW
Mostly Sunny
Humidity
70%
Feels like
11°F
Dew Point
11°F
9 AM
24°F
0%
6mph
SSW
Partly Cloudy
Humidity
67%
Feels like
16°F
Dew Point
14°F
10 AM
28°F
0%
7mph
SSW
Cloudy
Humidity
62%
Feels like
21°F
Dew Point
17°F
11 AM
31°F
0%
7mph
SSW
Cloudy
Humidity
59%
Feels like
25°F
Dew Point
19°F
12 PM
34°F
0%
8mph
SSW
Cloudy
Humidity
57%
Feels like
28°F
Dew Point
20°F
1 PM
36°F
10%
8mph
SSW
Cloudy
Humidity
59%
Feels like
29°F
Dew Point
23°F
2 PM
37°F
10%
8mph
SSW
Cloudy
Humidity
61%
Feels like
30°F
Dew Point
24°F
3 PM
37°F
20%
7mph
SSW
Cloudy
Humidity
65%
Feels like
31°F
Dew Point
26°F
4 PM
36°F
30%
7mph
SSW
30% Chance Frozen Mix
Humidity
70%
Feels like
30°F
Dew Point
27°F
5 PM
35°F
40%
7mph
S
40% Chance Frozen Mix
Humidity
74%
Feels like
30°F
Dew Point
28°F
5:39 PM
6 PM
35°F
50%
6mph
S
50% Chance Light Snow
Humidity
78%
Feels like
29°F
Dew Point
28°F
7 PM
34°F
60%
6mph
S
60% Chance of Snow
Humidity
79%
Feels like
29°F
Dew Point
28°F
8 PM
34°F
60%
6mph
SSE
60% Chance of Snow
Humidity
82%
Feels like
29°F
Dew Point
29°F
9 PM
34°F
60%
5mph
SSE
60% Chance of Snow
Humidity
84%
Feels like
29°F
Dew Point
30°F
10 PM
34°F
60%
4mph
SSE
60% Chance of Snow
Humidity
86%
Feels like
30°F
Dew Point
30°F
11 PM
34°F
60%
3mph
S
60% Chance of Heavy Snow
Humidity
87%
Feels like
31°F
Dew Point
30°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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