Mount Fairweather (4663m) — December
Monthly conditions and weather data
Weather Quality
1
Temperature
-20–-10°C
Precipitation
107 mm
Crowd Level
2
Snow Likelihood
5/5
Daylight Hours
6.0h
Avg Temperature
-15°C
Summary
December on Mount Fairweather: cold conditions (-20C to -10C), moderate precipitation (107mm). Heavy snow likely.