South Boston Weather in March

What's the weather like in South Boston (Massachusetts) in March 2024?

The climate in South Boston during March can be summarized as cool and a little damp.

March is in the spring in South Boston and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -2°C (29°F) is normal.

South Boston weather averages (imperial / metric)
Daytime temperature 7.6°C 45.6°F
Nightly temperature -1.8°C 28.9°F
Average temperature 2.9°C 37.2°F
Daily sunshine 7.2 hrs
Avg rainfall 97 mm 3.8 ins
Rainy days 11 days
Sea temperature 3.5°C 38.3°F
Humidity 63%
Windspeed 19.4kph 12 mph

On average March is the 3rd wettest month of the year in South Boston with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.2 hours of sunshine per day.

March temperatures in South Boston

South Boston average temperature in March

March rainfall

South Boston average rain in March

March hourly sunshine

South Boston average rain in March

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in South Boston in March 2024.