J2Ski J2Ski logo
Facebook

Niseko Weather Forecast - 7 to 16 days - 31st August 2026

Niseko Weather

ECMWF IFS
GFS
JMA

PROSubscribe to Switch Weather Model

Weather Forecast for Niseko ( 300m to 1,308m 984ft to 4,291ft )

Weather Outlook from 31 August.

Niseko Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Niseko Weather Forecast updated at 22:44 BST, next update expected imminently.

Long-range Snow Outlook for Niseko

 
Snowfall

 
Snow Line

Max 23℃ 74°F
Min 14℃ 57°F

Snow unlikely

Niseko Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Niseko from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Mon
31
Fair

Fair.

Max 21℃ 69°F
Min 16℃ 60°F
Tue
01
Fair

Fair.

Max 22℃ 71°F
Min 16℃ 61°F
Wed
02
Mixed

Clear spells.

Max 20℃ 67°F
Min 16℃ 61°F
Thu
03
Drizzle

Drizzle.

Max 20℃ 67°F
Min 17℃ 62°F
Fri
04
Clear

Clear sky.

Max 20℃ 69°F
Min 15℃ 58°F
Sat
05
Clear

Clear sky.

Max 22℃ 72°F
Min 14℃ 57°F
Sun
06
Clear

Clear sky.

Max 23℃ 74°F
Min 16℃ 60°F

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 Weather Forecast updated at 22:44 BST, next update expected imminently.

Current Snow

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

For more information about this Japanese Ski Resort, See Also Skiing and Snowboarding in Niseko .

Off-Piste Safety in Niseko

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