Karuizawa Snow Forecast - 7 day
Updated 24 August 2026 16:11 IST
7-Day Snow Forecast for Karuizawa
1-week from 24 August.
For Forecast detail, see below.
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Karuizawa 7-Day Snow Forecast Highlights
When will there be fresh snow in Karuizawa?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Karuizawa. |
7-Day Snow Outlook for Karuizawa
Snowfall
Snow Line
Max 31℃
Min 12℃
Snow unlikely
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Karuizawa 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 26℃
Min 22℃
Valley temperatures from an overnight low of 22℃ to daytime highs around 26℃
Temperature at BaseTemp at Base
Mon
24
Snow unlikely
Fair, light rain showers, clear sky later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 31℃
Min 20℃
Valley temperatures from an overnight low of 20℃ to daytime highs around 31℃
Temperature at BaseTemp at Base
Tue
25
Snow unlikely
Clear sky first, fair then clear sky, fair later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 28℃
Min 21℃
Valley temperatures from an overnight low of 21℃ to daytime highs around 28℃
Temperature at BaseTemp at Base
Wed
26
Snow unlikely
Fair first, rain showers then cloudy, fair later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 27℃
Min 19℃
Valley temperatures from an overnight low of 19℃ to daytime highs around 27℃
Temperature at BaseTemp at Base
Thu
27
Snow unlikely
Fair, cloudy, light drizzle later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 25℃
Min 14℃
Valley temperatures from an overnight low of 14℃ to daytime highs around 25℃
Temperature at BaseTemp at Base
Fri
28
Snow unlikely
Cloudy, clear spells, fair later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 27℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 27℃
Temperature at BaseTemp at Base
Sat
29
Snow unlikely
Fair first, clear spells then fair, clear spells later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
Max 25℃
Min 15℃
Valley temperatures from an overnight low of 15℃ to daytime highs around 25℃
Temperature at BaseTemp at Base
Sun
30
Snow unlikely
Clear spells first, light drizzle then clear spells, fair later.
Forecast times for Karuizawa are in Tokyo (Asia/Tokyo) time zone.
No significant snowfall is forecast for this period.
This Snow Forecast for Karuizawa, 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 Karuizawa, 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.
Karuizawa Snow Forecast updated at 16:11 IST, next update expected imminently.
Snow Reliability
Karuizawa typically enjoys reliable snow conditions with an average snow depth of 100 cm during peak season. For the latest snow information, including current conditions and snowfall, check J2Ski for updates.