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    Next 5 Days
    • Tonight

      Sep 29

      50° Lo F
      Mostly cloudy and breezy
    • Fri

      Sep 30

      60° /51°
      Low clouds and breezy
      More
    • Sat

      Oct 1

      56° /51°
      Cloudy with spotty showers
      More
    • Sun

      Oct 2

      59° /54°
      Cloudy, a shower in the p.m.
      More
    • Mon

      Oct 3

      62° /54°
      Cloudy with a shower in spots
      More
    Thursday
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    Forecast Partly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Temp (°F) 57° 55° 56° 54° 54° 53° 53° 52°
    RealFeel® 53° 49° 50° 48° 46° 45° 44° 44°
    Wind (mph) 10 ENE 12 ENE 12 ENE 13 ENE 15 NE 16 NE 16 NE 16 NE
    precip
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    Rain
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    Snow
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    Ice
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    SKY
    6pm
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    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 70% 64% 65% 65% 65% 65% 65% 66%
    Humidity 62% 68% 65% 67% 69% 71% 72% 74%
    Dew Point 44° 44° 44° 43° 44° 44° 44° 44°
    Temp °F
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    60° 55° 50°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 62° 68° 86° (1952) 81°
    Low 50° 45° 27° (1980) 62°

    Sunrise/Sunset

    • Sunrise: 6:39 AM
    • Sunset: 6:27 PM
    • Duration: 11:48 hr

    Moonrise/Moonset

    • Moonrise: 5:09 AM
    • Moonset: 6:01 PM
    • Duration: 12:52 hr
    Astronomy

    Portsmouth Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 29, 2016; 6:05 PM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday, while rain will spread over the balance of the northeastern United States into the weekend. More >