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Niseko 7-Day Snow Forecast - 31st August 2026

Niseko Snow Forecast - 7 day

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JMA

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Updated 31 August 2026 21:48 NZST

7-Day Snow Forecast for Niseko

1-week from 31 August.

For Forecast detail, see below.

Niseko 7-Day Snow Forecast Highlights

When will there be fresh snow in Niseko?

Niseko Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (804m)
Next Snow?
There is no snow currently in the forecast for Niseko.

7-Day Snow Outlook for Niseko

 
Snowfall

 
Snow Line

Max 24℃
Min 14℃

Snow unlikely

Niseko Medium-Range (7-Day) Snow Forecast Detail

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.

Max 21℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 21℃

Temperature at BaseTemp at Base

Mon
31

Snow unlikely

MixedFairMixedFair

Clear spells first, fair then clear spells, fair later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 22℃
Min 16℃

Valley temperatures from an overnight low of 16℃ to daytime highs around 22℃

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

FairFairShwrsShwrs

Fair early, then rain showers later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 24℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 24℃

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

DrizzleShwrsFairCloud

Drizzle first, rain showers then fair, cloudy later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 20℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 20℃

Temperature at BaseTemp at Base

Thu
03

Snow unlikely

MixedMixedLt DrizzleFair

Clear spells, light drizzle, fair later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 20℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 20℃

Temperature at BaseTemp at Base

Fri
04

Snow unlikely

ClearClearLt DrizzleFair

Clear sky, light drizzle, fair later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 22℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 22℃

Temperature at BaseTemp at Base

Sat
05

Snow unlikely

ClearClearLt DrizzleLt Drizzle

Clear sky early, then light drizzle later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 24℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 24℃

Temperature at BaseTemp at Base

Sun
06

Snow unlikely

Lt RainMixedCloudCloud

Light rain showers, clear spells, cloudy later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Niseko, 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 Niseko, 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.

Niseko Snow Forecast updated at 21:48 NZST, next update expected imminently.

Snow Reliability

Niseko is famous for its reliable snowfall, often receiving over 15 meters each season and maintaining excellent snow depth. To ensure you have the latest snow conditions, check J2Ski for up-to-date information on snow quality and weather forecasts.