United States · 1991–2020 normal
Coulee Dam in
December.
Typical December weather in Coulee Dam: 0.9°C by day, -4.3°C at night, 37 mm of rain over 7.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.9°C
Typical low-4.3°C
Rain37 mm
Wet days7.1
Comfort score 5 this month (September leads the year at 88). Daylight is calculated as 8 h 24 from latitude 47.97°.
Event window
Frost-level nights in December
The measured night-time normal is -4.3°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5791102
- NOAA station
- USC00451767 · COULEE DAM 1 SW
- Station distance
- 2.1 km from the place centre
- Coverage
- Strong coverage · 29 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.