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

52°F

11°C

Humidity 59%
Wind Speed N 6 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 19 Sep 1:51 am EDT
Extended Forecast for

3 Miles ENE Biddeford ME

  • Overnight

    Overnight: Mostly clear, with a low around 46. North wind around 10 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64. North wind around 5 mph becoming southeast in the afternoon.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 45. South wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers between 2pm and 3pm, then rain after 3pm. High near 62. South wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 62 °F

    Partly Sunny
    then Rain

  • Sunday Night

    Sunday Night: Rain before midnight, then showers likely, mainly between midnight and 1am. Low around 45. East wind around 5 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 46. North wind around 10 mph.
Saturday
Sunny, with a high near 64. North wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Increasing clouds, with a low around 45. South wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers between 2pm and 3pm, then rain after 3pm. High near 62. South wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday Night
Rain before midnight, then showers likely, mainly between midnight and 1am. Low around 45. East wind around 5 mph becoming north after midnight. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 62.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Biddeford ME
 43.48°N 70.4°W (Elev. 30 ft)
Last Update:
2:26 am EDT Sep 19, 2026
Forecast Valid:
3am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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