Portsmouth, NH Weather

As of
Current Temperature
72

Feels like:72°

Today's high temperature
87°
Today's low temperature
56°

Current Weather ConditionMostly Sunny

Live Weather Radar

Portsmouth, NH weather radar map

Current Weather Details

Windchill
72°
Daily Rain
--"
Dew point
66°
Monthly Rain
1.68"
Humidity
81%
Avg. Wind
SW 7 mph
Pressure
--"
Wind Gust
-- mph
Sunrise
5:15 AM
Moon
Waxing Crescent
Sunset
8:04 PM
UV Index
9 (Very High)

Weather Forecast

  • Today

    Hi

    Mostly sunny. A chance of showers with a slight chance of thunderstorms this afternoon. Warm with highs in the upper 80s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent.

  • Tonight

    Lo

    Partly cloudy with a slight chance of showers in the evening then mostly cloudy after midnight. Less humid with lows in the lower 50s. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 20 percent.

Portsmouth, NH 10-day weather forecast

AIR QUALITY

Air Quality Index
34|Fair
Top Triggers:
pm25
View Today's Air Quality details for Portsmouth, NH

POLLEN COUNT & ALLERGY FORECAST

Pollen Count
11.1|High
Predominant Pollen:
Oak, Birch, Ash
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:685.7 miles

No Lightning Nearby

Real-time lightning alerts & live Map