United States · 1991–2020 normal
Vandalia in
December.
Typical December weather in Vandalia: 4.7°C by day, -4.6°C at night, 56 mm of rain over 5.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high4.7°C
Typical low-4.6°C
Rain56 mm
Wet days5.9
Comfort score 5 this month (September leads the year at 80). Daylight is calculated as 9 h 25 from latitude 39.31°.
Event window
Frost-level nights in December
The measured night-time normal is -4.6°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4412896
- NOAA station
- USC00238577 · VANDALIA
- Station distance
- 0.5 km from the place centre
- Coverage
- Strong coverage · 26 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.