Weather in South Portland, Maine, United States

7-Day Detailed Weather Forecast for South Portland

Today

Temperature: 40°F

Wind Speed: 15 to 25 mph

Wind Direction: W

Forecast: A slight chance of rain showers before 8am. Mostly sunny, with a high near 40. West wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 18°F

Wind Speed: 10 to 25 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 18. West wind 10 to 25 mph, with gusts as high as 35 mph.

Wednesday

Temperature: 35°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 35. West wind 5 to 10 mph, with gusts as high as 25 mph.

Wednesday Night

Temperature: 25°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly cloudy, with a low around 25. South wind around 5 mph.

Thursday

Temperature: 39°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Partly sunny, with a high near 39. South wind 5 to 10 mph.

Thursday Night

Temperature: 28°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Mostly cloudy, with a low around 28.

Friday

Temperature: 46°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A slight chance of snow between 8am and 10am, then a slight chance of rain. Partly sunny, with a high near 46.

Friday Night

Temperature: 30°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A slight chance of rain before 11pm, then a chance of rain and snow between 11pm and 5am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

Saturday

Temperature: 44°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 40%.

Saturday Night

Temperature: 26°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.

Sunday

Temperature: 44°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

Sunday Night

Temperature: 24°F

Wind Speed: 10 mph

Wind Direction: NW

Forecast: A chance of snow before 8pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

Monday

Temperature: 36°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: A slight chance of rain and snow before 9am. Partly sunny, with a high near 36.

Monday Night

Temperature: 20°F

Wind Speed: 10 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 20.