Mount Poster (2780m) — September
Monthly conditions and weather data
Weather Quality
2
Temperature
-43–-33°C
Precipitation
135 mm
Crowd Level
1
Snow Likelihood
5/5
Daylight Hours
11.0h
Avg Temperature
-38°C
Summary
September on Mount Poster: frigid conditions (-43C to -33C), wet (135mm). Heavy snow likely.