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Niseko Snow Forecast - 48 hour - 21st September 2026

Niseko 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 21 September 2026 07:51 AEST

2-Day Forecast for Niseko

48-hours from 21 September.

See below for forecast detail

Niseko Snow Forecast updated at 07:51 AEST, next update expected imminently.

Forecast for today in Niseko

Max 24℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 24℃

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

ClearClearClearFair

Clear sky early, then fair later.

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

Forecast for tomorrow in Niseko

Max 19℃
Min 13℃

Valley temperatures from an overnight low of 13℃ to daytime highs around 19℃

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearClearClear

Clear sky.

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

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Niseko from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Mon00:00Cloud

Cloudy.16℃E
Light
-125%
Mon01:00Cloud

Cloudy.16℃E
Light
-125%
Mon02:00Cloud

Cloudy.16℃E
Light
-125%
Mon03:00Cloud

Cloudy.16℃E
Light
-125%
Mon04:00Cloud

Cloudy.16℃E
Light
-125%
Mon05:00Cloud

Cloudy.16℃E
Light
-125%
Mon06:00Cloud

Cloudy.15℃E
Light
-125%
Mon07:00Fair

Fair.16℃E
Light
-125%
Mon08:00Fair

Fair.19℃E
Light
-125%
Mon09:00Fair

Fair.20℃E
Light
-125%
Mon10:00Fair

Fair.22℃E
Calm
-125%
Mon11:00Clear

Clear sky.23℃E
Calm
-125%
Mon12:00Clear

Clear sky.24℃E
Calm
-125%
Mon13:00Clear

Clear sky.24℃E
Light
-125%
Mon14:00Clear

Clear sky.24℃E
Light
-125%
Mon15:00Clear

Clear sky.23℃E
Light
-125%
Mon16:00Clear

Clear sky.21℃E
Light
-125%
Mon17:00Clear

Clear sky.20℃E
Light
-125%
Mon18:00Clear

Clear sky.18℃E
Light
-125%
Mon19:00Clear

Clear sky.17℃E
Light
-125%
Mon20:00Clear

Clear sky.16℃E
Light
-125%
Mon21:00Clear

Clear sky.16℃E
Light
-125%
Mon22:00Clear

Clear sky.16℃E
Light
-125%
Mon23:00Clear

Clear sky.16℃E
Light
-125%
Tue00:00Clear

Clear sky.16℃N
Light
-125%
Tue01:00Clear

Clear sky.16℃N
Light
-125%
Tue02:00Fair

Fair.16℃N
Light
-125%
Tue03:00Fair

Fair.16℃N
Breeze
-125%
Tue04:00Fair

Fair.16℃N
Light
-125%
Tue05:00Fair

Fair.16℃N
Light
-125%
Tue06:00Mixed

Clear spells.16℃N
Breeze
-125%
Tue07:00Fair

Fair.17℃N
Breeze
-125%
Tue08:00Fair

Fair.17℃N
Breeze
-125%
Tue09:00Fair

Fair.18℃N
Breeze
-125%
Tue10:00Clear

Clear sky.18℃N
Breeze
-125%
Tue11:00Clear

Clear sky.18℃N
Breeze
-125%
Tue12:00Clear

Clear sky.19℃N
Breeze
-125%
Tue13:00Clear

Clear sky.19℃N
Breeze
-125%
Tue14:00Clear

Clear sky.19℃N
Breeze
-125%
Tue15:00Clear

Clear sky.18℃N
Breeze
-125%
Tue16:00Clear

Clear sky.17℃N
Breeze
-125%
Tue17:00Clear

Clear sky.16℃N
Light
-125%
Tue18:00Clear

Clear sky.15℃N
Light
-125%
Tue19:00Clear

Clear sky.15℃N
Light
-125%
Tue20:00Clear

Clear sky.14℃N
Light
-125%
Tue21:00Clear

Clear sky.14℃N
Light
-125%
Tue22:00Clear

Clear sky.14℃N
Light
-125%
Tue23:00Clear

Clear sky.13℃N
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.