Weather in South Boston in March
In an average March, South Boston sees a daily high around 45°F and a low around 32°F, based on 1980–2026 of local climate records.
| Average high | 45°F |
|---|---|
| Typical high range | 35°F to 56°F |
| Average low | 32°F |
| Typical low range | 21°F to 41°F |
| Average daily precipitation | 0.10 in |
March records
The most extreme March on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total March accumulation.
High
Highest
79°F
1998-03-31
Lowest
23°F
2005-03-09
Low
Highest
59°F
2012-03-23
Lowest
6°F
1980-03-01
Feels-like
Highest
79°F
1998-03-31
Lowest
-14°F
2007-03-06
Humidity
Highest
12.3 g/m³
2012-03-22
Lowest
0.8 g/m³
2007-03-07
Wind
Highest
34 mph
2018-03-02
Lowest
5 mph
1995-03-15
Gust
Highest
72 mph
1984-03-29
Lowest
11 mph
1991-03-26
Precip
Wettest
13.84 in
2010
Driest
0.58 in
2006
See South Boston's live weather grade →
Visiting South Boston in March? See how its comfort stacks up against where you live.
Compare South Boston with your city →