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Inawashiro 7-Day Snow Forecast - 23rd September 2026

Inawashiro Snow Forecast - 7 day

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JMA

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Updated 23 September 2026 03:40 UTC

7-Day Snow Forecast for Inawashiro

1-week from 23 September.

For Forecast detail, see below.

Inawashiro 7-Day Snow Forecast Highlights

When will there be fresh snow in Inawashiro?

Inawashiro Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (938m)
Next Snow?
There is no snow currently in the forecast for Inawashiro.

7-Day Snow Outlook for Inawashiro

 
Snowfall

 
Snow Line

Max 22℃ 71°F
Min 12℃ 54°F

Snow unlikely

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Inawashiro Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 21℃ 70°F
Min 17℃ 63°F

Valley temperatures from an overnight low of 17℃ 63°F to daytime highs around 21℃ 70°F

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

ClearFairShwrsLt Drizzle

Clear sky first, fair then rain showers, light drizzle later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 21℃ 70°F
Min 16℃ 61°F

Valley temperatures from an overnight low of 16℃ 61°F to daytime highs around 21℃ 70°F

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

ClearClearFairFair

Clear sky early, then fair later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 21℃ 70°F
Min 15℃ 59°F

Valley temperatures from an overnight low of 15℃ 59°F to daytime highs around 21℃ 70°F

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

ClearMixedMixedLt Drizzle

Clear sky, clear spells, light drizzle later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 18℃ 65°F
Min 13℃ 54°F

Valley temperatures from an overnight low of 13℃ 54°F to daytime highs around 18℃ 65°F

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

Lt DrizzleCloudMixedCloud

Light drizzle first, cloudy then clear spells, cloudy later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 18℃ 65°F
Min 12℃ 54°F

Valley temperatures from an overnight low of 12℃ 54°F to daytime highs around 18℃ 65°F

Temperature at BaseTemp at Base

Sun
27

Snow unlikely

Lt DrizzleHvy DrizzleHvy DrizzleLt Drizzle

Light drizzle, heavy drizzle, light drizzle later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 20℃ 67°F
Min 15℃ 58°F

Valley temperatures from an overnight low of 15℃ 58°F to daytime highs around 20℃ 67°F

Temperature at BaseTemp at Base

Mon
28

Snow unlikely

Lt DrizzleLt DrizzleCloudLt Drizzle

Light drizzle, cloudy, light drizzle later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

Max 19℃ 66°F
Min 12℃ 54°F

Valley temperatures from an overnight low of 12℃ 54°F to daytime highs around 19℃ 66°F

Temperature at BaseTemp at Base

Tue
29

Snow unlikely

CloudMixedMixedLt Drizzle

Cloudy, clear spells, light drizzle later.

Forecast times for Inawashiro are in Tokyo (Asia/Tokyo) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Inawashiro, 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 Inawashiro, 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.

Inawashiro Snow Forecast updated at 03:40 UTC, next update expected 09:00 UTC.

Snow Reliability

Inawashiro typically enjoys reliable snow conditions, with an average snow depth of 1 to 2 meters and consistent snowfall throughout the winter season. For the latest snow information, be sure to check J2Ski.