United States · 1991–2020 normal
Charleston in
December.
Typical December weather in Charleston: 11.4°C by day, -0.1°C at night, 111 mm of rain over 6.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high11.4°C
Typical low-0.1°C
Rain111 mm
Wet days6.5
Comfort score 18 this month (October leads the year at 77). Daylight is calculated as 9 h 47 from latitude 35.30°.
Event window
Frost-level nights in December
The measured night-time normal is -0.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4105377
- NOAA station
- USC00030832 · BOONEVILLE 3 SSE
- Station distance
- 24.8 km from the place centre
- Coverage
- Strong coverage · 29 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.