Portsmouth, NH Weather

As of

Weather Station:WeatherBug

Open weather station selector modal

34degrees Fahrenheit

Feels like:30°F

Hi: 49Lo: 34

Mostly Sunny

Live Weather Radar

Portsmouth, NH weather radar map

Current Weather Details

Windchill
30°
Daily Rain
--"
Dew point
28°
Monthly Rain
1.5"
Humidity
80%
Avg. Wind
W 4 mph
Pressure
--"
Wind Gust
-- mph
Sunrise
6:46 AM
Moon
Waxing Crescent
Sunset
6:55 PM
UV Index
4 (Moderate)

Weather Forecast

  • Today

    Hi

    Mostly sunny this morning then mostly cloudy with a slight chance of rain this afternoon. Highs in the upper 40s. Light and variable winds becoming south around 10 mph with gusts up to 20 mph this afternoon. Chance of rain 20 percent.

  • Tonight

    Lo

    Mostly cloudy. Rain likely mainly in the evening. Lows in the upper 30s. Southwest winds around 10 mph becoming west after midnight. Chance of rain 70 percent.

Portsmouth, NH 10-day weather forecast

AIR QUALITY

21 | Fair

Top Triggers:pm25
Air quality data provided by Ambee
View Today's Air Quality details for Portsmouth, NH

POLLEN COUNT & ALLERGY FORECAST

3.1 Low-Medium

Predominant Pollen:Cedar/Juniper, Elm and Poplar/Cottonwood
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:1108.9 miles

No Lightning Nearby

Real-time lightning alerts & live Map