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Hachimantai Weather Forecast - 7 to 16 days - 1st October 2026

Hachimantai Weather

ECMWF IFS
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JMA

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

Weather Outlook from 1 October.

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 22:44 CDT, next update expected 04:00 CDT.

Long-range Snow Outlook for Hachimantai

 
Snowfall

 
Snow Line

Max 17℃
Min 2℃

Snow unlikely

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Hachimantai Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Hachimantai from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Thu
01
Fair

Fair.

Max 17℃
Min 9℃
Fri
02
Lt Rain

Light rain showers.

Max 13℃
Min 8℃
Sat
03
Mixed

Clear spells.

Max 11℃
Min 7℃
Sun
04
Fair

Fair.

Max 16℃
Min 2℃
Mon
05
Lt Drizzle

Light drizzle.

Max 15℃
Min 5℃
Tue
06
Hvy Drizzle

Heavy drizzle.

Max 14℃
Min 10℃
Wed
07
Clear

Clear sky.

Max 14℃
Min 4℃

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 22:44 CDT, next update expected 04:00 CDT.

Current Snow

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

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

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.