National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

69°F

21°C

Humidity 96%
Wind Speed Calm
Barometer 30.01 in (1016.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Jul 11:51 pm EDT
Extended Forecast for

Portland International Jetport ME

  • Overnight

    Overnight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Wednesday

    Wednesday: Widespread haze after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Haze

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. South wind around 5 mph. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. South wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Wednesday
Widespread haze after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 68. South wind around 5 mph.
Thursday
A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. South wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. South wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 78.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
7:24 pm EDT Jul 15, 2025
Forecast Valid:
12am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation