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Numajiri Long-Range Snow Forecast - 9th August 2026

Numajiri Long-Range Snow Forecast Updated today

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JMA

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Updated 08 August 2026 21:41 UTC

Long-Range Snow Forecast for Numajiri

Long-range (14 to 45 days) from 9 August.

For Forecast detail, see below.

Numajiri Snow Forecast Highlights

When will there be fresh snow in Numajiri?

Numajiri Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (1,035m)
Next Snow?
There is no snow currently in the forecast for Numajiri.

Long-range Snow Outlook for Numajiri

 
Snowfall

 
Snow Line

Max 25℃ 77°F
Min 15℃ 58°F

Snow unlikely

Numajiri Long-Range (2 weeks+) Snow Forecast Outlook

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

16 Day Weather and Snow Forecast for Numajiri from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Sun
09
Lt Drizzle

Light drizzle.

Max 25℃ 77°F
Min 20℃ 67°F
Mon
10
Lt Drizzle

Light drizzle.

Max 21℃ 70°F
Min 16℃ 60°F
Tue
11
Shwrs

Rain showers.

Max 20℃ 68°F
Min 15℃ 59°F
Wed
12
Fair

Fair.

Max 23℃ 74°F
Min 15℃ 58°F
Thu
13
Lt Rain

Light rain.

Max 20℃ 68°F
Min 17℃ 62°F
Fri
14
Mixed

Clear spells.

Max 24℃ 75°F
Min 16℃ 61°F
Sat
15
Lt Drizzle

Light drizzle.

Max 21℃ 70°F
Min 18℃ 63°F

No significant snowfall is forecast for this period.

This Snow Forecast for Numajiri, Japan gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Numajiri, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Numajiri Snow Forecast updated at 21:41 UTC, next update expected 03:00 UTC.

Ensemble forecast for Numajiri, Japan at 850m

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

Snow Reliability

Numajiri enjoys a consistent snow cover, with average snow depths reaching up to 2 meters during peak season. For the latest snow conditions, check J2Ski for reliable updates.

Off-Piste Safety in Numajiri

Before skiing or snowboarding off-piste in Numajiri, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.