Weather in South Portland, Maine, United States

7-Day Detailed Weather Forecast for South Portland

Tonight

Temperature: 44°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Showers and thunderstorms likely before 9pm, then patchy fog and showers and thunderstorms likely between 9pm and 11pm, then areas of fog and a slight chance of rain showers. Mostly cloudy, with a low around 44. East wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Wednesday

Temperature: 54°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Patchy fog before 8am, then a chance of rain showers between 2pm and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 54. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Temperature: 43°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Showers and thunderstorms likely. Cloudy, with a low around 43. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Temperature: 57°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Rain showers likely. Mostly cloudy, with a high near 57. East wind 0 to 5 mph. Chance of precipitation is 60%.

Thursday Night

Temperature: 44°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 44. East wind 0 to 5 mph. Chance of precipitation is 50%.

Friday

Temperature: 56°F

Wind Speed: 0 to 5 mph

Wind Direction: NE

Forecast: Rain showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

Friday Night

Temperature: 43°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: A chance of rain showers. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.

Saturday

Temperature: 51°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: A slight chance of rain showers before 1pm. Mostly cloudy, with a high near 51.

Saturday Night

Temperature: 42°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: A slight chance of rain showers after 2am. Mostly cloudy, with a low around 42.

Sunday

Temperature: 55°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Rain showers likely. Cloudy, with a high near 55. Chance of precipitation is 60%.

Sunday Night

Temperature: 38°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: Rain showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

Monday

Temperature: 47°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: A chance of rain showers before 5pm. Partly sunny, with a high near 47. Chance of precipitation is 40%.

Monday Night

Temperature: 31°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 31.

Tuesday

Temperature: 47°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 47.