Aspen Snowmass vs Mammoth Mountain — Snowfall Comparison

Side-by-side snowfall comparison based on 10 years of historical data (2015–2025). See which resort gets more snow, the best months for powder, and how they compare on elevation and location.

Aspen Snowmass

Colorado, USA

Elevation
3,813m / 12,510ft
Annual Snowfall
302cm
Best Month
March
Powder Probability
25%
Season Snowfall
248cm
More Snow

Mammoth Mountain

California, USA

Elevation
3,369m / 11,054ft
Annual Snowfall
695cm
Best Month
March
Powder Probability
52%
Season Snowfall
657cm

Monthly Snowfall Comparison

MonthAspen Snowmass (cm)Mammoth Mountain (cm)
November34.861.8
December43.8119.5
January37.1146.5
February45136.8
March48.8147
April38.145.7

Which Resort Gets More Snow?

Based on 10 years of data, Mammoth Mountain receives more annual snowfall (695cm) compared to Aspen Snowmass (302cm) — a difference of 393cm per year. The best month for powder at Aspen Snowmass is March (25% probability), while Mammoth Mountain's best is March (52% probability).

Snow History: 10 Winters of Data

This comparison draws on 10 consecutive winters of snowfall records (2015–2025) for each resort. Over that span, Aspen Snowmass's snowiest month has been March, averaging 48.8cm but ranging from a lean 18cm in the driest winter to 81cm in the deepest — a swing that shows how much any single season can vary. At Mammoth Mountain, the snowiest month is March, averaging 147cm and spanning 25cm to 386cm across the record. Comparing these historical ranges, rather than a single season, is the most reliable way to judge which resort delivers more dependable snow for the dates you want to ski.