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Numajiri 7-Day Snow Forecast - 21st June 2026

Numajiri Snow Forecast - 7 day

ECMWF IFS
GFS
JMA

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Updated 21 June 2026 15:41 UTC

7-Day Snow Forecast for Numajiri

1-week from 21 June.

For Forecast detail, see below.

Numajiri 7-Day Snow Forecast Highlights

When will there be fresh snow in Numajiri?

Numajiri Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (1,035m)
Next Snow?
There is no snow currently in the forecast for Numajiri.

7-Day Snow Outlook for Numajiri

 
Snowfall

 
Snow Line

Max 21℃ 69°F
Min 11℃ 51°F

Snow unlikely

Numajiri 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 17℃ 62°F
Min 14℃ 57°F

Valley temperatures from an overnight low of 14℃ 57°F to daytime highs around 17℃ 62°F

Temperature at BaseTemp at Base

Sun
21

Snow unlikely

Hvy DrizzleCloudLt DrizzleShwrs

Heavy drizzle first, cloudy then light drizzle, rain showers later.

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

Max 16℃ 60°F
Min 13℃ 56°F

Valley temperatures from an overnight low of 13℃ 56°F to daytime highs around 16℃ 60°F

Temperature at BaseTemp at Base

Mon
22

Snow unlikely

ShwrsLt DrizzleShwrsLt Drizzle

Rain showers first, light drizzle then rain showers, light drizzle later.

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

Max 13℃ 55°F
Min 11℃ 52°F

Valley temperatures from an overnight low of 11℃ 52°F to daytime highs around 13℃ 55°F

Temperature at BaseTemp at Base

Tue
23

Snow unlikely

Lt DrizzleLt DrizzleFairClear

Light drizzle, fair, clear sky later.

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

Max 20℃ 69°F
Min 11℃ 51°F

Valley temperatures from an overnight low of 11℃ 51°F to daytime highs around 20℃ 69°F

Temperature at BaseTemp at Base

Wed
24

Snow unlikely

MixedFairCloudCloud

Clear spells, fair, cloudy later.

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

Max 21℃ 69°F
Min 11℃ 51°F

Valley temperatures from an overnight low of 11℃ 51°F to daytime highs around 21℃ 69°F

Temperature at BaseTemp at Base

Thu
25

Snow unlikely

Lt DrizzleCloudCloudDrizzle

Light drizzle, cloudy, drizzle later.

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

Max 19℃ 66°F
Min 14℃ 58°F

Valley temperatures from an overnight low of 14℃ 58°F to daytime highs around 19℃ 66°F

Temperature at BaseTemp at Base

Fri
26

Snow unlikely

Hvy DrizzleDrizzleLt DrizzleDrizzle

Heavy drizzle first, drizzle then light drizzle, drizzle later.

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

Max 20℃ 67°F
Min 12℃ 54°F

Valley temperatures from an overnight low of 12℃ 54°F to daytime highs around 20℃ 67°F

Temperature at BaseTemp at Base

Sat
27

Snow unlikely

CloudCloudCloudMixed

Cloudy early, then clear spells later.

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

No significant snowfall is forecast for this period.

This Snow Forecast for Numajiri, 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 Numajiri, 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.

Numajiri Snow Forecast updated at 15:41 UTC, next update expected 21:00 UTC.

Snow Reliability

Numajiri enjoys a consistent snow cover, with average snow depths reaching up to 2 meters during peak season. For the latest snow conditions, check J2Ski for reliable updates.