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Niseko 7-Day Snow Forecast - 1st September 2026

Niseko Snow Forecast - 7 day

ECMWF IFS
GFS
JMA

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Updated 01 September 2026 08:44 PDT

7-Day Snow Forecast for Niseko

1-week from 1 September.

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 (2,638ft)
Next Snow?
There is no snow currently in the forecast for Niseko.

7-Day Snow Outlook for Niseko

 
Snowfall

 
Snow Line

Max 75°F
Min 54°F

Snow unlikely

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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 69°F
Min 61°F

Valley temperatures from an overnight low of 61°F to daytime highs around 69°F

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

FairLt DrizzleRainShwrs

Fair first, light drizzle then rain, rain showers later.

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

Max 71°F
Min 61°F

Valley temperatures from an overnight low of 61°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

Lt DrizzleLt DrizzleCloudCloud

Light drizzle early, then cloudy later.

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

Max 69°F
Min 60°F

Valley temperatures from an overnight low of 60°F to daytime highs around 69°F

Temperature at BaseTemp at Base

Thu
03

Snow unlikely

MixedMixedFairShwrs

Clear spells, fair, rain showers later.

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

Max 67°F
Min 59°F

Valley temperatures from an overnight low of 59°F to daytime highs around 67°F

Temperature at BaseTemp at Base

Fri
04

Snow unlikely

ClearFairFairLt Drizzle

Clear sky, fair, light drizzle later.

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

Max 71°F
Min 57°F

Valley temperatures from an overnight low of 57°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Sat
05

Snow unlikely

Lt RainClearLt DrizzleClear

Light rain showers first, clear sky then light drizzle, clear sky later.

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

Max 75°F
Min 56°F

Valley temperatures from an overnight low of 56°F to daytime highs around 75°F

Temperature at BaseTemp at Base

Sun
06

Snow unlikely

ClearClearLt DrizzleHvy Drizzle

Clear sky, light drizzle, heavy drizzle later.

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

Max 63°F
Min 58°F

Valley temperatures from an overnight low of 58°F to daytime highs around 63°F

Temperature at BaseTemp at Base

Mon
07

Snow unlikely

RainRainDrizzleDrizzle

Rain early, then drizzle 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 trail 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 08:44 PDT, next update expected 11:00 PDT.

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.