United States · 1991–2020 normal
Blue Grass in
December.
Typical December weather in Blue Grass: 2.5°C by day, -5.4°C at night, 51 mm of rain over 6.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high2.5°C
Typical low-5.4°C
Rain51 mm
Wet days6.4
Comfort score 5 this month (September leads the year at 85). Daylight is calculated as 9 h 11 from latitude 41.51°.
Event window
Frost-level nights in December
The measured night-time normal is -5.4°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4848891
- NOAA station
- USC00117391 · ROCK IS L&D 15
- Station distance
- 16.8 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.