Best time to ski Kiroro
For the best snow, ski Kiroro in January, December, and February. Those months bring 60% of a typical season's snowfall at the summit, based on 10 seasons of modeled weather data (2015–2025).
Kiroro 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 3,871 ft. Weather models undercount total mountain snowfall, so this shows the seasonal pattern, not inch totals. For season totals, see Kiroro's website.
How to time your trip
- Deepest snow: January, December, 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 Nov, Dec, Jan, Feb, Mar, Apr. 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.
Best time to ski other Japan resorts
- APPI Resort
- Akakura Kanko (Myoko)
- Furano
- Hakuba Valley (Happo-one)
- Myoko Suginohara
- Niseko United
- Nozawa Onsen
- Rusutsu
Kiroro season FAQ
What is the best time to ski Kiroro?
For the best snow, ski Kiroro in January, December, and February. Those months bring 60% 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 Kiroro?
January is typically the snowiest month at Kiroro, with about 22% of the season's snow.
Does Kiroro have good snow in December?
December brings about 19% of Kiroro's typical seasonal snowfall, making it one of the snowiest months. Check the live forecast before booking.
Is Kiroro getting snow right now?
As of Friday, November 6, 2026, Kiroro is forecast to get 6.8" of snow at mid-mountain over the next 7 days, ranking #4 of 35 international ski resorts Snow Way tracks. The biggest day is tomorrow with 2.4". It picked up 1.9" in the last 48 hours. Right now at mid-mountain it's 38°F, moderate drizzle, with 18 mph wind.