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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 44.43°N 69°W (Text-Only)
NWS Forecast for: Belfast ME
Issued by: National Weather Service Gray/Portland, ME
Last Update: 2:38 pm EDT Jun 29, 2026		Print

  • Overnight

    Overnight: Mostly clear, with a low around 60. Calm wind becoming west around 5 mph.

    Low: 60 °F

    Mostly Clear



  • Tuesday

    Tuesday: Increasing clouds, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 84 °F

    Increasing
    Clouds


  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly between 2am and 5am. Mostly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Scattered
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers after 2pm. Partly sunny through mid morning, then becoming sunny, with a high near 83. Southwest wind around 5 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm.

    Low: 66 °F

    Chance
    Showers


  • Thursday

    Thursday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot



  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy



  • Friday

    Friday: Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Hot



  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy



    • Overnight: Mostly clear, with a low around 60. Calm wind becoming west around 5 mph.

    Tuesday: Increasing clouds, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    Tuesday Night: Showers likely, mainly between 2am and 5am. Mostly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Wednesday: A 30 percent chance of showers after 2pm. Partly sunny through mid morning, then becoming sunny, with a high near 83. Southwest wind around 5 mph.

    Wednesday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm.

    Thursday: Mostly sunny and hot, with a high near 93.

    Thursday Night: Partly cloudy, with a low around 70.

    Friday: Mostly sunny and hot, with a high near 92.

    Friday Night: Partly cloudy, with a low around 66.

    Independence Day: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 87.

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 63.

    Sunday: Mostly sunny, with a high near 82.

    Sunday Night: Partly cloudy, with a low around 61.

    Monday: Mostly sunny, with a high near 80.


    Belfast ME
     44.43°N 69°W (Elev. 3 ft)

    Visit your local NWS office at: https://www.weather.gov/gyx/