Mount Spurr (3374m) — September
Monthly conditions and weather data
Weather Quality
3
Temperature
-13–-3°C
Precipitation
81 mm
Crowd Level
2
Snow Likelihood
4/5
Daylight Hours
12.8h
Avg Temperature
-8°C
Summary
September on Mount Spurr: cold conditions (-13C to -3C), moderate precipitation (81mm). Heavy snow likely.