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.

Mostly Cloudy

54°F

12°C

Humidity 38%
Wind Speed Calm
Barometer 30.44 in (1030.8 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 10 Oct 5:51 pm EDT
Extended Forecast for

Bar Mills ME

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm.

    Low: 34 °F

    Partly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Widespread frost, mainly between 7am and 8am. Otherwise, increasing clouds, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 64 °F

    Frost then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then rain, mainly after 10pm. Low around 47. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Columbus Day

    Columbus Day: A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind.

    High: 72 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph in the evening.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 10am. Cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 7am. Partly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm.
Sunday
Widespread frost, mainly between 7am and 8am. Otherwise, increasing clouds, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.
Sunday Night
A chance of showers before 10pm, then rain, mainly after 10pm. Low around 47. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind.
Monday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph in the evening.
Tuesday
Showers likely, mainly after 10am. Cloudy, with a high near 57. Chance of precipitation is 70%.
Tuesday Night
Showers. Low around 48. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly before 7am. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 38.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 57.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bar Mills ME
 43.61°N 70.55°W (Elev. 135 ft)
Last Update:
2:20 pm EDT Oct 10, 2026
Forecast Valid:
6pm EDT Oct 10, 2026-6pm EDT Oct 17, 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