United States · 1991–2020 normal
Saint Charles in
December.
Typical December weather in Saint Charles: -0.6°C by day, -7.9°C at night, 31 mm of rain over 5.8 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-0.6°C
Typical low-7.9°C
Rain31 mm
Wet days5.8
Comfort score 5 this month (September leads the year at 79). Daylight is calculated as 8 h 54 from latitude 43.97°.
Event window
Frost-level nights in December
The measured night-time normal is -7.9°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5044374
- NOAA station
- USC00215488 · MINNESOTA CITY DAM 5
- Station distance
- 29.2 km from the place centre
- Coverage
- Good coverage · 18 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.