Check Myoko Kogen snow forecast for your dates
Based on 10 years of historical snowfall data
About Myoko Kogen
Myoko Kogen snowfall statistics based on 10 years of historical data. See average annual snowfall, best months to ski, and powder probability to help you plan your trip.
Snow & Weather Conditions
We use 10 years of historical data to help you plan — not a live snow report.
Japan is the powder capital of the world. Cold Siberian air masses cross the Sea of Japan, picking up moisture before dumping extraordinary quantities of ultra-light, dry snow on the mountains. Hokkaido averages over 14 metres of snowfall annually. This moderate elevation captures a healthy share of incoming weather systems while staying cool enough to preserve each deposit. The result is a predictable season with dependable piste conditions. Between 4 and 8 metres of snow falls across a normal season, compacting into a 1-2 metre riding surface at mid-winter.
Best Time to Ski
Season runs from early December to late March. January and February bring the deepest, most consistent powder. Targeting January and February gives you the best shot at deep powder at Myoko Kogen — that is when snowfall events arrive most regularly and the cold keeps the snowpack light and skiable. March offers a compelling alternative: the snowpack has had all winter to build, and you will share the slopes with far fewer people. PowderDays charts historical accumulation totals across ten consecutive seasons, making it simple to spot the most productive weeks.
What Makes It Special
Steep tree skiing through silver birch forests, open bowls, and legendary off-piste zones. Japan's resorts are purpose-built for powder hunting. Japanese ski culture blends world-class powder with onsen (hot spring) bathing, exceptional cuisine (ramen, sushi, sake), bullet-train access, and meticulous hospitality.
"Japow" — the ski community's term for Japan's legendary powder — is produced by the Sea of Japan effect: cold Siberian air masses absorb moisture crossing the Sea of Japan, then deposit enormous quantities of ultra-light snow on the mountains of Honshu and Hokkaido. Japan receives more annual snowfall than almost any other country on earth.
Data Sources & Methodology
All snowfall statistics for Myoko Kogen are based on 10 years of historical data (2015-2025) from the Open-Meteo Historical Weather API, which provides ERA5 reanalysis data from the European Centre for Medium-Range Weather Forecasts (ECMWF). Daily snowfall totals are queried at Myoko Kogen's coordinates (36.87, 138.63) and 1,855m elevation, then aggregated into monthly averages, record highs/lows, and powder probability scores. Powder probability represents the chance of receiving 15cm or more of fresh snow in any given week during that month.