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

52°F

11°C

Humidity 93%
Wind Speed N 6 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 21 Sep 2:51 am EDT
Extended Forecast for

Portland ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. North wind around 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. North wind 5 to 10 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. North wind around 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. Light east wind becoming northeast 5 to 10 mph after midnight.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. North wind around 10 mph.
Monday
Mostly sunny, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 50. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 60. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 44. Light east wind becoming northeast 5 to 10 mph after midnight.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Mostly cloudy, with a high near 63.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 63. Breezy.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 64. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
2:38 am EDT Sep 21, 2026
Forecast Valid:
3am EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation