, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    1 - 5 of 90 days | All 90 days
    Next 5 Days
    • Today

      Sep 29

      62° /49°
      Breezy with clouds and sun
      More
    • Fri

      Sep 30

      59° /50°F
      A bit of afternoon rain
    • Sat

      Oct 1

      60° /53°
      Cloudy with a few showers
      More
    • Sun

      Oct 2

      59° /53°
      Cloudy with a shower
      More
    • Mon

      Oct 3

      62° /53°
      A passing shower or two
      More
    59°/52° RealFeel® 55°/42°
    A passing shower
    • 18 mph
    • Precipitation: 55%
    • Rain: 0.02 in
    • Snow: 0 in
    • Humidity: 68%
    • Cloud Cover: 95%
    • Dew Point: 45° F
    • Visibility: 5 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 59° 67° 84° (1986) 72°
    Low 50° 44° 21° (1941) 55°

    Sunrise/Sunset

    • Sunrise: 6:40 AM
    • Sunset: 6:25 PM
    • Duration: 11:45 hr

    Moonrise/Moonset

    • Moonrise: 6:08 AM
    • Moonset: 6:29 PM
    • Duration: 12:21 hr
    Astronomy

    Portsmouth Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 29, 2016; 8:16 AM ET

    Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic. More >