Weather in South Boston, Massachusetts, United States

7-Day Detailed Weather Forecast for South Boston

This Afternoon

Temperature: 67°F

Wind Speed: 10 mph

Wind Direction: E

Forecast: A chance of rain showers after 4pm. Partly sunny. High near 67, with temperatures falling to around 48 in the afternoon. East wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 51°F

Wind Speed: 3 to 9 mph

Wind Direction: E

Forecast: Patchy fog and a slight chance of rain showers before 11pm, then patchy fog and a slight chance of showers and thunderstorms between 11pm and midnight, then patchy fog and showers and thunderstorms likely between midnight and 2am, then patchy fog and a chance of showers and thunderstorms between 2am and 5am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 51. East wind 3 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Temperature: 66°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Patchy fog and a chance of showers and thunderstorms before 7am, then patchy fog and a slight chance of showers and thunderstorms between 7am and 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 66, with temperatures falling to around 59 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

Thursday Night

Temperature: 54°F

Wind Speed: 5 to 9 mph

Wind Direction: S

Forecast: A chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and midnight, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 70°F

Wind Speed: 5 to 8 mph

Wind Direction: N

Forecast: A chance of rain showers before 11am, then a chance of showers and thunderstorms. Partly sunny, with a high near 70. North wind 5 to 8 mph. Chance of precipitation is 50%.

Friday Night

Temperature: 48°F

Wind Speed: 5 to 8 mph

Wind Direction: NE

Forecast: A chance of rain showers before 11pm. Mostly cloudy, with a low around 48. Northeast wind 5 to 8 mph. Chance of precipitation is 50%.

Saturday

Temperature: 57°F

Wind Speed: 8 mph

Wind Direction: NE

Forecast: Mostly cloudy, with a high near 57. Northeast wind around 8 mph.

Saturday Night

Temperature: 49°F

Wind Speed: 8 mph

Wind Direction: SE

Forecast: A chance of rain showers after midnight. Mostly cloudy, with a low around 49. Southeast wind around 8 mph. Chance of precipitation is 30%.

Sunday

Temperature: 60°F

Wind Speed: 6 to 13 mph

Wind Direction: SW

Forecast: Rain showers likely. Cloudy, with a high near 60. Southwest wind 6 to 13 mph. Chance of precipitation is 70%.

Sunday Night

Temperature: 38°F

Wind Speed: 13 mph

Wind Direction: W

Forecast: Rain showers likely before 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 38. West wind around 13 mph. Chance of precipitation is 60%.

Monday

Temperature: 48°F

Wind Speed: 13 mph

Wind Direction: W

Forecast: A slight chance of snow showers before 11am, then a slight chance of rain and snow showers. Mostly sunny, with a high near 48. West wind around 13 mph.

Monday Night

Temperature: 34°F

Wind Speed: 8 to 12 mph

Wind Direction: NW

Forecast: A slight chance of rain showers before 7pm. Partly cloudy, with a low around 34. Northwest wind 8 to 12 mph.

Tuesday

Temperature: 54°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 54. West wind around 10 mph.

Tuesday Night

Temperature: 43°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 43. Southwest wind around 10 mph.