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Niseko Snow Forecast - 48 hour - 31st August 2026

Niseko 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 01 September 2026 07:52 AEST

2-Day Forecast for Niseko

48-hours from 31 August.

See below for forecast detail

Niseko Snow Forecast updated at 07:52 AEST, next update expected 10:00 AEST.

Forecast for today in Niseko

Max 21℃
Min 16℃

Valley temperatures from an overnight low of 16℃ to daytime highs around 21℃

Temperature at BaseTemp at Base

Mon
31

Snow unlikely

MixedMixedMixedFair

Clear spells early, then fair later.

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

Forecast for tomorrow in Niseko

Max 20℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 20℃

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

FairMixedShwrsShwrs

Fair, clear spells, rain showers later.

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

48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Niseko from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Mon09:00Mixed

Clear spells.19℃SW
Light
-125%
Mon10:00Fair

Fair.19℃SW
Light
-125%
Mon11:00Mixed

Clear spells.20℃SW
Light
-125%
Mon12:00Mixed

Clear spells.20℃SW
Light
-125%
Mon13:00Mixed

Clear spells.21℃SW
Light
-125%
Mon14:00Cloud

Cloudy.20℃SW
Light
-125%
Mon15:00Mixed

Clear spells.19℃SW
Light
-125%
Mon16:00Mixed

Clear spells.19℃SW
Light
-125%
Mon17:00Fair

Fair.19℃SW
Light
-125%
Mon18:00Fair

Fair.18℃SW
Light
-125%
Mon19:00Mixed

Clear spells.17℃SW
Calm
-125%
Mon20:00Mixed

Clear spells.17℃SW
Calm
-125%
Mon21:00Mixed

Clear spells.17℃SW
Calm
-125%
Mon22:00Mixed

Clear spells.17℃SW
Light
-125%
Mon23:00Mixed

Clear spells.16℃SW
Light
-125%
Tue00:00Fair

Fair.16℃S
Light
-125%
Tue01:00Fair

Fair.15℃S
Light
-125%
Tue02:00Fair

Fair.15℃S
Light
-125%
Tue03:00Fair

Fair.15℃S
Light
-125%
Tue04:00Fair

Fair.15℃S
Light
-125%
Tue05:00Fair

Fair.15℃S
Light
-125%
Tue06:00Fair

Fair.16℃S
Light
-125%
Tue07:00Fair

Fair.17℃S
Calm
-125%
Tue08:00Fair

Fair.18℃S
Light
-125%
Tue09:00Fair

Fair.20℃S
Light
-125%
Tue10:00Fair

Fair.20℃S
Light
-125%
Tue11:00Fair

Fair.20℃S
Light
-125%
Tue12:00Mixed

Clear spells.20℃S
Light
-125%
Tue13:00Mixed

Clear spells.20℃S
Light
-125%
Tue14:00Mixed

Clear spells.20℃S
Light
-125%
Tue15:00Mixed

Clear spells.19℃S
Light
-125%
Tue16:00Mixed

Clear spells.19℃S
Light
-125%
Tue17:00Mixed

Clear spells.18℃S
Light
-125%
Tue18:00Lt Drizzle

Light drizzle.18℃S
Light
-125%
Tue19:00Lt Drizzle

Light drizzle.17℃S
Light
-125%
Tue20:00Lt Drizzle

Light drizzle.17℃S
Light
-125%
Tue21:00Lt Drizzle

Light drizzle.17℃S
Light
-125%
Tue22:00Drizzle

Drizzle.17℃S
Light
-125%
Tue23:00Drizzle

Drizzle.17℃S
Light
-125%
Wed00:00Rain

Rain.16℃SE
Light
-125%
Wed01:00Rain

Rain.17℃SE
Light
-125%
Wed02:00Hvy Rain

Heavy rain.17℃SE
Light
-125%
Wed03:00Lt Rain

Light rain.16℃SE
Light
-125%
Wed04:00Drizzle

Drizzle.17℃SE
Light
-125%
Wed05:00Lt Rain

Light rain.17℃SE
Light
-125%
Wed06:00Rain

Rain.16℃SE
Light
-125%
Wed07:00Lt Rain

Light rain.17℃SE
Calm
-125%
Wed08:00Lt Rain

Light rain.17℃SE
Light
-125%

Snow Forecast near Niseko

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Niseko are not available.

Niseko Snow

For current snow depths and skiing conditions, see our Current Snow Report for Niseko.

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.

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.