Weather in South Portland, Maine, United States

7-Day Detailed Weather Forecast for South Portland

Tonight

Temperature: 34°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A chance of rain before 9pm, then rain and areas of fog between 9pm and 2am, then rain showers likely and patchy fog. Cloudy. Low around 34, with temperatures rising to around 40 overnight. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday

Temperature: 42°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 42. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts less than a tenth of an inch possible.

Friday Night

Temperature: 19°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 19. North wind around 5 mph.

Saturday

Temperature: 33°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 33. Northwest wind around 5 mph.

Saturday Night

Temperature: 21°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 21. West wind 0 to 5 mph.

Sunday

Temperature: 44°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 44.

Sunday Night

Temperature: 33°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 33.

Monday

Temperature: 53°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a high near 53.

Monday Night

Temperature: 35°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly cloudy, with a low around 35.

Tuesday

Temperature: 47°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: A chance of rain after 7am. Partly sunny, with a high near 47. Chance of precipitation is 30%.

Tuesday Night

Temperature: 37°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: A chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

Wednesday

Temperature: 51°F

Wind Speed: 10 mph

Wind Direction: SE

Forecast: Rain and snow likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

Wednesday Night

Temperature: 38°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

Thursday

Temperature: 51°F

Wind Speed: 10 mph

Wind Direction: N

Forecast: A chance of rain. Mostly cloudy, with a high near 51.