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Hachimantai Weather Forecast - 7 to 16 days - 12th June 2026

Hachimantai Weather

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JMA

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Weather Forecast for Hachimantai (950m to 1,450m)

Weather Outlook from 12 June.

Hachimantai Forecast

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

Hachimantai Weather Forecast updated at 03:40 NZST, next update expected 09:00 NZST.

Long-range Snow Outlook for Hachimantai

 
Snowfall

 
Snow Line

Max 22℃
Min 7℃

Snow unlikely

Hachimantai Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Hachimantai from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Fri
12
Mixed

Clear spells.

Max 18℃
Min 12℃
Sat
13
Lt Drizzle

Light drizzle.

Max 16℃
Min 12℃
Sun
14
Clear

Clear sky.

Max 22℃
Min 12℃
Mon
15
Shwrs

Rain showers.

Max 20℃
Min 11℃
Tue
16
Mixed

Clear spells.

Max 20℃
Min 10℃
Wed
17
Shwrs

Rain showers.

Max 21℃
Min 8℃
Thu
18
Mixed

Clear spells.

Max 22℃
Min 7℃

No significant snowfall is forecast for this period.

This Snow Forecast for Hachimantai, 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 Hachimantai, 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.

Hachimantai Weather Forecast updated at 03:40 NZST, next update expected 09:00 NZST.

Current Snow

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

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

Off-Piste Safety in Hachimantai

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