Mammoth Mountain vs Big Sky — 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.
Mammoth Mountain
California, USA
- Elevation
- 3,369m / 11,054ft
- Annual Snowfall
- 695cm
- Best Month
- March
- Powder Probability
- 52%
- Season Snowfall
- 657cm
Big Sky
Montana, USA
- Elevation
- 3,403m / 11,165ft
- Annual Snowfall
- 425cm
- Best Month
- April
- Powder Probability
- 50%
- Season Snowfall
- 292cm
Monthly Snowfall Comparison
| Month | Mammoth Mountain (cm) | Big Sky (cm) |
|---|---|---|
| November | 61.8 | 42.6 |
| December | 119.5 | 41.7 |
| January | 146.5 | 37.3 |
| February | 136.8 | 51.4 |
| March | 147 | 52.1 |
| April | 45.7 | 66.4 |
Which Resort Gets More Snow?
Based on 10 years of data, Mammoth Mountain receives more annual snowfall (695cm) compared to Big Sky (425cm) — a difference of 270cm per year. The best month for powder at Mammoth Mountain is March (52% probability), while Big Sky's best is April (50% 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, Mammoth Mountain's snowiest month has been March, averaging 147cm but ranging from a lean 25cm in the driest winter to 386cm in the deepest — a swing that shows how much any single season can vary. At Big Sky, the snowiest month is April, averaging 66.4cm and spanning 24cm to 108cm 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.