United States · 1991–2020 normal
Grundy Center in
December.
Typical December weather in Grundy Center: 0.1°C by day, -9.4°C at night, 35 mm of rain over 5.2 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.1°C
Typical low-9.4°C
Rain35 mm
Wet days5.2
Comfort score 5 this month (September leads the year at 81). Daylight is calculated as 9 h 05 from latitude 42.36°.
Event window
Frost-level nights in December
The measured night-time normal is -9.4°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4859430
- NOAA station
- USC00133487 · GRUNDY CTR
- Station distance
- 0.8 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.