Best time to ski Hakuba Valley (Happo-one)
For the best snow, ski Hakuba Valley (Happo-one) in January, December, and February. Those months bring 72% of a typical season's snowfall at the summit, based on 10 seasons of modeled weather data (2015–2025).
Hakuba Valley (Happo-one) 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 6,007 ft. Weather models undercount total mountain snowfall, so this shows the seasonal pattern, not inch totals. For season totals, see Hakuba Valley (Happo-one)'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
Hakuba Valley (Happo-one) season FAQ
What is the best time to ski Hakuba Valley (Happo-one)?
For the best snow, ski Hakuba Valley (Happo-one) in January, December, and February. Those months bring 72% 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 Hakuba Valley (Happo-one)?
January is typically the snowiest month at Hakuba Valley (Happo-one), with about 27% of the season's snow.
Does Hakuba Valley (Happo-one) have good snow in December?
December brings about 25% of Hakuba Valley (Happo-one)'s typical seasonal snowfall, making it one of the snowiest months. Check the live forecast before booking.
Is Hakuba Valley (Happo-one) getting snow right now?
As of Friday, November 6, 2026, Hakuba Valley (Happo-one) is forecast to get 6.1" of snow at mid-mountain over the next 7 days (11.4" at the summit), ranking #6 of 35 international ski resorts Snow Way tracks. The biggest day is tomorrow with 5.1". Right now at mid-mountain it's 43°F, partly cloudy, with 9 mph wind.
Hakuba Valley (Happo-one) snow forecast · Ski resorts in Nagano