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Niseko Grand Hirafu Weather Forecast - 7 to 16 days - 15th September 2026

Niseko Grand Hirafu Weather

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

Weather Outlook from 15 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 16:42 BST, next update expected 19:00 BST.

Long-range Snow Outlook for Niseko Grand Hirafu

 
Snowfall

 
Snow Line

Max 23℃ 73°F
Min 11℃ 51°F

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
Tue
15
Fair

Fair.

Max 18℃ 65°F
Min 11℃ 52°F
Wed
16
Fair

Fair.

Max 20℃ 68°F
Min 11℃ 51°F
Thu
17
Clear

Clear sky.

Max 23℃ 73°F
Min 13℃ 54°F
Fri
18
Clear

Clear sky.

Max 22℃ 71°F
Min 12℃ 54°F
Sat
19
Clear

Clear sky.

Max 20℃ 68°F
Min 12℃ 53°F
Sun
20
Shwrs

Rain showers.

Max 20℃ 68°F
Min 13℃ 56°F
Mon
21
Clear

Clear sky.

Max 19℃ 66°F
Min 14℃ 57°F

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 16:42 BST, next update expected 19:00 BST.

Current Snow

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

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

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.