Weather in South Boston, Massachusetts, United States in January
In an average January, South Boston sees a daily high around 32°F and a low around 17°F, based on 1981–2026 of local climate records.
| Average high | 32°F |
|---|---|
| Typical high range | 18°F to 44°F |
| Average low | 17°F |
| Typical low range | 2°F to 31°F |
| Average daily precipitation | 0.10 in |
January records
The most extreme January on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
64°F
2007-01-06
Lowest
-1°F
1994-01-16
Low
Highest
47°F
1995-01-16
Lowest
-14°F
1994-01-16
Feels-like
Highest
43°F
1995-01-16
Lowest
-34°F
1994-01-16
Humidity
Highest
10.4 g/m³
1995-01-15
Lowest
0.9 g/m³
1994-01-16
Wind
Highest
23 mph
2013-01-31
Lowest
3 mph
1993-01-12
Precip
Wettest
8.40 in
2024
Driest
0.99 in
1981
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