United States · 1991–2020 normal
Jefferson in
December.
Typical December weather in Jefferson: 0.3°C by day, -7.7°C at night, 58 mm of rain over 8.3 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.3°C
Typical low-7.7°C
Rain58 mm
Wet days8.3
Comfort score 5 this month (September leads the year at 82). Daylight is calculated as 9 h 01 from latitude 43.01°.
Event window
Frost-level nights in December
The measured night-time normal is -7.7°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5257784
- NOAA station
- USC00474108 · JEFFERSON WWTP
- Station distance
- 1.3 km from the place centre
- Coverage
- Good coverage · 17 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.