Hourly Weather Forecast - Portsmouth, NH

3 PM
28°F
0%
17mph
W
Mostly Sunny
Humidity
35%
Feels like
16°F
Dew Point
4°F
4 PM
26°F
0%
17mph
W
Mostly Sunny
Humidity
37%
Feels like
13°F
Dew Point
3°F
4:08 PM
5 PM
24°F
0%
16mph
W
Mostly Clear
Humidity
39%
Feels like
11°F
Dew Point
3°F
6 PM
24°F
0%
16mph
W
Mostly Clear
Humidity
41%
Feels like
10°F
Dew Point
3°F
7 PM
23°F
0%
17mph
W
Clear
Humidity
42%
Feels like
10°F
Dew Point
4°F
8 PM
23°F
0%
16mph
W
Clear
Humidity
44%
Feels like
10°F
Dew Point
4°F
9 PM
22°F
0%
16mph
W
Clear
Humidity
47%
Feels like
9°F
Dew Point
5°F
10 PM
21°F
0%
15mph
W
Mostly Clear
Humidity
50%
Feels like
8°F
Dew Point
6°F
11 PM
21°F
0%
15mph
W
Mostly Clear
Humidity
53%
Feels like
7°F
Dew Point
6°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

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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