United States · 1991–2020 normal
South Boston in
September.
Typical September weather in South Boston: 27.5°C by day, 14.7°C at night, 119 mm of rain over 7.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high27.5°C
Typical low14.7°C
Rain119 mm
Wet days7.5
Comfort score 72 this month (May leads the year at 73). Daylight is calculated as 12 h 22 from latitude 36.70°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4786522
- NOAA station
- USC00447925 · S BOSTON
- Station distance
- 1.9 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.