United States · 1991–2020 normal
Cornish in
December.
Typical December weather in Cornish: 1.1°C by day, -9.7°C at night, 104 mm of rain over 9.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high1.1°C
Typical low-9.7°C
Rain104 mm
Wet days9.4
Comfort score 5 this month (August leads the year at 76). Daylight is calculated as 8 h 56 from latitude 43.80°.
Event window
Frost-level nights in December
The measured night-time normal is -9.7°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4961511
- NOAA station
- USC00172238 · EAST HIRAM
- Station distance
- 9 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.