Best time to ski Castle Mountain
For the best snow, ski Castle Mountain in December, November, and February. Those months bring 42% of a typical season's snowfall at the summit, based on 10 seasons of modeled weather data (2015–2025).
Castle Mountain 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 7,529 ft. Weather models undercount total mountain snowfall, so this shows the seasonal pattern, not inch totals. For season totals, see Castle Mountain's website.
How to time your trip
- Deepest snow: December, November, 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.
Castle Mountain season FAQ
What is the best time to ski Castle Mountain?
For the best snow, ski Castle Mountain in December, November, and February. Those months bring 42% 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 Castle Mountain?
December is typically the snowiest month at Castle Mountain, with about 15% of the season's snow.
Does Castle Mountain have good snow in December?
December brings about 15% of Castle Mountain's typical seasonal snowfall, making it one of the snowiest months. Check the live forecast before booking.
Is Castle Mountain getting snow right now?
As of Thursday, November 5, 2026, Castle Mountain is forecast to get 2.3" of snow at mid-mountain over the next 7 days, ranking #27 of 179 North American ski resorts Snow Way tracks. The biggest day is Saturday, Nov 7 with 2.3". Right now at mid-mountain it's 24°F, partly cloudy, with 24 mph wind.