Weather in South Portland, Maine, United States

7-Day Detailed Weather Forecast for South Portland

Today

Temperature: 45°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: A chance of rain after 3pm. Partly sunny, with a high near 45. Southwest wind 0 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 34°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Rain likely before 3am. Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

Temperature: 45°F

Wind Speed: 5 to 20 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 45. Northwest wind 5 to 20 mph, with gusts as high as 35 mph. New rainfall amounts less than a tenth of an inch possible.

Saturday Night

Temperature: 28°F

Wind Speed: 5 to 15 mph

Wind Direction: NW

Forecast: A slight chance of snow after 5am. Mostly cloudy, with a low around 28. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

Sunday

Temperature: 40°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of snow before 9am, then rain and snow likely. Mostly cloudy, with a high near 40. South wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Sunday Night

Temperature: 27°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Monday

Temperature: 37°F

Wind Speed: 10 mph

Wind Direction: N

Forecast: A chance of snow before 10am, then a chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

Monday Night

Temperature: 23°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: A slight chance of snow before 10pm. Mostly cloudy, with a low around 23.

Tuesday

Temperature: 38°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 38.

Tuesday Night

Temperature: 26°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A slight chance of snow after 4am. Partly cloudy, with a low around 26.

Wednesday

Temperature: 43°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: A slight chance of snow before 2pm, then a slight chance of rain between 2pm and 5pm, then a slight chance of rain and snow. Partly sunny, with a high near 43.

Wednesday Night

Temperature: 24°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: A slight chance of rain and snow. Mostly cloudy, with a low around 24.

Thursday

Temperature: 43°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 40%.

Thursday Night

Temperature: 28°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A chance of rain. Mostly cloudy, with a low around 28.