7-Day Forecast 43.05°N 70.78°W (Text-Only)
NWS Forecast for: Portsmouth NH
Issued by: National Weather Service Gray/Portland, ME
Last Update: 3:32 am EDT May 21, 2024
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  • Today

    Today: Mostly sunny, with a high near 78. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny


  • Tonight

    Tonight: A 20 percent chance of showers before 10pm.  Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny


  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 63. Southwest wind around 5 mph.

    Low: 63 °F

    Mostly Clear


  • Thursday

    Thursday: Showers likely after 2pm.  Partly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 83 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday
    Night

    Thursday Night: Showers likely before 8pm.  Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny


  • Friday
    Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear


  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny


  • Today: Mostly sunny, with a high near 78. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Tonight: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 61. South wind around 5 mph.

    Wednesday: Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.

    Wednesday Night: Mostly clear, with a low around 63. Southwest wind around 5 mph.

    Thursday: Showers likely after 2pm. Partly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Thursday Night: Showers likely before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Friday: Sunny, with a high near 78.

    Friday Night: Mostly clear, with a low around 52.

    Saturday: Sunny, with a high near 70.

    Saturday Night: Partly cloudy, with a low around 51.

    Sunday: Partly sunny, with a high near 64.

    Sunday Night: Mostly cloudy, with a low around 49.

    Memorial Day: A 30 percent chance of showers. Partly sunny, with a high near 64.



    Portsmouth NH
     43.05°N 70.78°W (Elev. 49 ft)

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