NWS Forecast for: Portsmouth NH
Issued by: National Weather Service Gray/Portland, ME
Last Update: 12:30 pm EDT May 13, 2021
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  • This
    Afternoon

    This Afternoon: Partly sunny, with a high near 20. West wind 5 to 10 km/h.

    Partly Sunny


    High: 20 °C

  • Tonight

    Tonight: Partly cloudy, with a low around 8. West wind around 10 km/h.

    Partly Cloudy


    Low: 8 °C

  • Friday

    Friday: Mostly sunny, with a high near 22. West wind 10 to 15 km/h.

    Mostly Sunny


    High: 22 °C

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 8. Calm wind.

    Mostly Clear


    Low: 8 °C

  • Saturday

    Saturday: A 30 percent chance of showers after 5pm.  Sunny, with a high near 21. Southwest wind 5 to 10 km/h becoming southeast in the morning.

    Sunny then
    Chance
    Showers

    High: 21 °C

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 9.

    Partly Cloudy


    Low: 9 °C

  • Sunday

    Sunday: A 50 percent chance of showers after 2pm.  Mostly sunny, with a high near 21.

    Mostly Sunny
    then Chance
    Showers

    High: 21 °C

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 8.

    Chance
    Showers then
    Mostly Clear

    Low: 8 °C

  • Monday

    Monday: Mostly sunny, with a high near 19.

    Mostly Sunny


    High: 19 °C

  • This Afternoon: Partly sunny, with a high near 20. West wind 5 to 10 km/h.

    Tonight: Partly cloudy, with a low around 8. West wind around 10 km/h.

    Friday: Mostly sunny, with a high near 22. West wind 10 to 15 km/h.

    Friday Night: Mostly clear, with a low around 8. Calm wind.

    Saturday: A 30 percent chance of showers after 5pm. Sunny, with a high near 21. Southwest wind 5 to 10 km/h becoming southeast in the morning.

    Saturday Night: Partly cloudy, with a low around 9.

    Sunday: A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 21.

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 8.

    Monday: Mostly sunny, with a high near 19.

    Monday Night: Partly cloudy, with a low around 9.

    Tuesday: A 30 percent chance of showers. Partly sunny, with a high near 21.

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 9.

    Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 19.



    Portsmouth NH
     43.07°N 70.78°W (Elev. 10 m)

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