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Numajiri 7-Day Snow Forecast - 1st September 2026

Numajiri Snow Forecast - 7 day

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GFS
JMA

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Updated 31 August 2026 14:40 PDT

7-Day Snow Forecast for Numajiri

1-week from 1 September.

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 (3,396ft)
Next Snow?
There is no snow currently in the forecast for Numajiri.

7-Day Snow Outlook for Numajiri

 
Snowfall

 
Snow Line

Max 79°F
Min 57°F

Snow unlikely

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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 71°F
Min 62°F

Valley temperatures from an overnight low of 62°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

FairFairCloudCloud

Fair early, then cloudy later.

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

Max 79°F
Min 65°F

Valley temperatures from an overnight low of 65°F to daytime highs around 79°F

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

FairFairLt DrizzleShwrs

Fair, light drizzle, rain showers later.

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

Max 70°F
Min 59°F

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

Temperature at BaseTemp at Base

Thu
03

Snow unlikely

Lt DrizzleRainLt DrizzleLt Drizzle

Light drizzle, rain, light drizzle later.

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

Max 70°F
Min 57°F

Valley temperatures from an overnight low of 57°F to daytime highs around 70°F

Temperature at BaseTemp at Base

Fri
04

Snow unlikely

CloudCloudCloudCloud

Cloudy.

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

Max 65°F
Min 59°F

Valley temperatures from an overnight low of 59°F to daytime highs around 65°F

Temperature at BaseTemp at Base

Sat
05

Snow unlikely

Lt DrizzleHvy DrizzleDrizzleLt Rain

Light drizzle first, heavy drizzle then drizzle, light rain later.

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

Max 63°F
Min 60°F

Valley temperatures from an overnight low of 60°F to daytime highs around 63°F

Temperature at BaseTemp at Base

Sun
06

Snow unlikely

DrizzleDrizzleDrizzleLt Drizzle

Drizzle early, then light drizzle later.

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

Max 71°F
Min 64°F

Valley temperatures from an overnight low of 64°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Mon
07

Snow unlikely

Lt DrizzleLt DrizzleLt DrizzleLt Drizzle

Light drizzle.

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 trail 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 14:40 PDT, next update expected imminently.

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.