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Niseko Grand Hirafu Weather Forecast - 7 to 16 days - 20th September 2026

Niseko Grand Hirafu Weather

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Weather Forecast for Niseko Grand Hirafu (300m to 1,308m)

Weather Outlook from 20 September.

Niseko Grand Hirafu Forecast

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

Niseko Grand Hirafu Weather Forecast updated at 00:13 IST, next update expected imminently.

Long-range Snow Outlook for Niseko Grand Hirafu

 
Snowfall

 
Snow Line

Max 24℃
Min 10℃

Snow unlikely

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Niseko Grand Hirafu Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Niseko Grand Hirafu from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Sun
20
Fair

Fair.

Max 22℃
Min 16℃
Mon
21
Clear

Clear sky.

Max 24℃
Min 15℃
Tue
22
Clear

Clear sky.

Max 19℃
Min 13℃
Wed
23
Clear

Clear sky.

Max 21℃
Min 11℃
Thu
24
Lt Drizzle

Light drizzle.

Max 18℃
Min 12℃
Fri
25
Clear

Clear sky.

Max 17℃
Min 11℃
Sat
26
Mixed

Clear spells.

Max 19℃
Min 10℃

No significant snowfall is forecast for this period.

This Snow Forecast for Niseko Grand Hirafu, 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 Grand Hirafu, 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 Grand Hirafu Weather Forecast updated at 00:13 IST, next update expected imminently.

Current Snow

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

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

Off-Piste Safety in Niseko Grand Hirafu

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