10-Day Weather Forecast - South Boston, MA

Mostly cloudy. A slight chance of rain in the afternoon. Highs in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Partly cloudy in the evening then clearing. Lows in the mid 30s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly sunny. Highs in the mid 40s. Northwest winds 10 to 15 mph.

Mostly clear. Lows around 30. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the evening.

Sunny. Highs in the mid 40s.

Rain likely. Lows in the mid 30s. Highs in the lower 50s. Chance of rain 70 percent.

Rain likely. Lows in the mid 30s. Highs in the lower 50s. Chance of rain 70 percent.

Partly cloudy with a 40 percent chance of rain. Lows in the mid 30s.

Mostly sunny. Highs in the mid 40s.

Mostly clear. Lows in the lower 30s.

Partly cloudy. Highs in the upper 40s. Lows in the lower 30s.

Partly cloudy. Highs in the upper 40s. Lows in the lower 30s.

Partly cloudy. Highs in the upper 40s. Lows in the lower 30s.

Clear. Low temperature around 35F. Dew point will be around 27F with an average humidity of 68%. Winds will be 6 mph from the NW.

Mostly sunny. High temperature around 44F. Dew point will be around 29F with an average humidity of 63%. Winds will be 5 mph from the NW.

Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 38F. Dew point will be around 30F with an average humidity of 70%. Winds will be 4 mph from the W.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 48F. Dew point will be around 36F with an average humidity of 72%. Winds will be 4 mph from the W.

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 37F with an average humidity of 76%. Winds will be 5 mph from the W.