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.

Overcast

35°F

2°C

Humidity 72%
Wind Speed S 12 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 14 Mar 12:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Overnight

    Overnight: Snow, mainly before 5am. Low around 32. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 32 °F

    Snow

  • Saturday

    Saturday: A chance of rain and snow before noon, then a slight chance of rain after 3pm. Partly sunny, with a high near 45. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. West wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 41. Calm wind becoming south around 5 mph in the afternoon.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. South wind 5 to 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, mainly after 7am. High near 51. Chance of precipitation is 100%.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 38. Chance of precipitation is 100%.

    Low: 38 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 9am. Partly sunny, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Overnight
Snow, mainly before 5am. Low around 32. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
A chance of rain and snow before noon, then a slight chance of rain after 3pm. Partly sunny, with a high near 45. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 24. West wind 10 to 15 mph, with gusts as high as 35 mph.
Sunday
Partly sunny, with a high near 41. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 30. South wind 5 to 10 mph.
Monday
Rain, mainly after 7am. High near 51. Chance of precipitation is 100%.
Monday Night
Rain. Low around 38. Chance of precipitation is 100%.
Tuesday
Rain likely, mainly before 9am. Partly sunny, with a high near 48. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly cloudy, with a high near 41.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
8:00 pm EDT Mar 13, 2026
Forecast Valid:
1am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation