Hourly Weather Forecast - Portsmouth, NH

12 AM
20°F
0%
15mph
W
Mostly Cloudy
Humidity
59%
Feels like
6°F
Dew Point
8°F
1 AM
19°F
0%
15mph
W
Cloudy
Humidity
59%
Feels like
5°F
Dew Point
7°F
2 AM
19°F
0%
15mph
W
Mostly Cloudy
Humidity
59%
Feels like
5°F
Dew Point
7°F
3 AM
18°F
0%
15mph
W
Partly Cloudy
Humidity
59%
Feels like
4°F
Dew Point
6°F
4 AM
18°F
0%
15mph
W
Clear
Humidity
60%
Feels like
3°F
Dew Point
6°F
5 AM
17°F
0%
15mph
W
Clear
Humidity
61%
Feels like
3°F
Dew Point
6°F
6 AM
18°F
0%
14mph
W
Clear
Humidity
62%
Feels like
4°F
Dew Point
7°F
7 AM
19°F
0%
14mph
W
Clear
Humidity
61%
Feels like
5°F
Dew Point
8°F
7:05 AM
8 AM
21°F
0%
14mph
W
Sunny
Humidity
58%
Feels like
8°F
Dew Point
8°F
9 AM
23°F
0%
15mph
W
Sunny
Humidity
55%
Feels like
10°F
Dew Point
10°F
10 AM
25°F
0%
16mph
W
Sunny
Humidity
53%
Feels like
13°F
Dew Point
10°F
11 AM
27°F
0%
16mph
W
Sunny
Humidity
51%
Feels like
15°F
Dew Point
11°F
12 PM
29°F
0%
17mph
W
Sunny
Humidity
50%
Feels like
17°F
Dew Point
12°F
1 PM
29°F
0%
17mph
W
Sunny
Humidity
50%
Feels like
18°F
Dew Point
13°F
2 PM
29°F
0%
16mph
W
Sunny
Humidity
51%
Feels like
17°F
Dew Point
14°F
3 PM
28°F
0%
15mph
W
Mostly Sunny
Humidity
54%
Feels like
17°F
Dew Point
14°F
4 PM
27°F
0%
14mph
W
Mostly Sunny
Humidity
58%
Feels like
15°F
Dew Point
14°F
4:08 PM
5 PM
26°F
0%
13mph
W
Mostly Clear
Humidity
62%
Feels like
14°F
Dew Point
14°F
6 PM
25°F
0%
13mph
W
Clear
Humidity
63%
Feels like
14°F
Dew Point
15°F
7 PM
25°F
0%
12mph
W
Clear
Humidity
64%
Feels like
14°F
Dew Point
15°F
8 PM
25°F
0%
11mph
W
Clear
Humidity
66%
Feels like
14°F
Dew Point
15°F
9 PM
24°F
0%
11mph
W
Clear
Humidity
68%
Feels like
13°F
Dew Point
15°F
10 PM
24°F
0%
11mph
W
Clear
Humidity
69%
Feels like
13°F
Dew Point
15°F
11 PM
23°F
0%
10mph
W
Clear
Humidity
72%
Feels like
12°F
Dew Point
15°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across 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