NWS Forecast for: Portsmouth NH
Issued by: National Weather Service Gray/Portland, ME
Last Update: 6:34 pm EST Dec 3, 2022
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  • Tonight

    Tonight: A 50 percent chance of showers, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind around 15 mph, with gusts as high as 30 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers then
    Mostly Clear

    Low: 33 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Mostly Sunny


    High: 40 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 27. Calm wind becoming southwest around 5 mph after midnight.

    Mostly Clear


    Low: 27 °F

  • Monday

    Monday: Sunny, with a high near 48. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Sunny


    High: 48 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 35. South wind around 5 mph.

    Mostly Cloudy


    Low: 35 °F

  • Tuesday

    Tuesday: Showers.  High near 53. Chance of precipitation is 80%.

    Showers


    High: 53 °F

  • Tuesday
    Night

    Tuesday Night: Showers.  Low around 45. Chance of precipitation is 80%.

    Showers


    Low: 45 °F

  • Wednesday

    Wednesday: Showers.  High near 56. Chance of precipitation is 80%.

    Showers


    High: 56 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 42.

    Chance
    Showers

    Low: 42 °F



  • Tonight: A 50 percent chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind around 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Sunday: Mostly sunny, with a high near 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Sunday Night: Mostly clear, with a low around 27. Calm wind becoming southwest around 5 mph after midnight.

    Monday: Sunny, with a high near 48. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Monday Night: Mostly cloudy, with a low around 35. South wind around 5 mph.

    Tuesday: Showers. High near 53. Chance of precipitation is 80%.

    Tuesday Night: Showers. Low around 45. Chance of precipitation is 80%.

    Wednesday: Showers. High near 56. Chance of precipitation is 80%.

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 42.

    Thursday: Mostly sunny, with a high near 52.

    Thursday Night: Partly cloudy, with a low around 31.

    Friday: Mostly sunny, with a high near 45.

    Friday Night: Partly cloudy, with a low around 28.

    Saturday: Mostly sunny, with a high near 42.



    Portsmouth NH
     43.07°N 70.78°W (Elev. 33 ft)

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