Best time to ski Keystone
For the best snow, ski Keystone in March, April, and February. Those months bring 44% of a typical season's snowfall at the summit, based on 10 seasons of modeled weather data (2015–2025).
Keystone snowfall by month
Share of a typical season's summit snowfall in each month.
Source: Open-Meteo historical weather (ERA5-based reanalysis), July 2015 to June 2025, at 12,408 ft. Weather models undercount total mountain snowfall, so this shows the seasonal pattern, not inch totals. For season totals, see Keystone's website.
How to time your trip
- Deepest snow: March, April, and February get the most snowfall, which usually means the best coverage and the most powder days.
- Main season: months that bring at least 5% of the season's snow are Oct, Nov, Dec, Jan, Feb, Mar, Apr, May. Actual opening and closing dates are set by the resort.
- Book on the forecast: history tells you which months are reliable; the 7-day forecast tells you which week. Snow Way ranks every resort on it daily.
Keystone season FAQ
What is the best time to ski Keystone?
For the best snow, ski Keystone in March, April, and February. Those months bring 44% of a typical season's snowfall at the summit, based on 10 seasons of modeled weather data (2015–2025).
What is the snowiest month at Keystone?
March is typically the snowiest month at Keystone, with about 16% of the season's snow.
Does Keystone have good snow in December?
December brings about 12% of Keystone's typical seasonal snowfall, a solid month though not the peak. Check the live forecast before booking.
Is Keystone getting snow right now?
As of Thursday, November 5, 2026, Keystone has no new snow in the forecast for the next 7 days. It picked up 0.1" in the last 48 hours. Right now at mid-mountain it's 27°F, mainly clear, with 7 mph wind.