Karuizawa Weather
Two Week Weather Forecast for Karuizawa (940m to 1,155m)
This is the Snow Forecast and Weather Outlook for Karuizawa, Japan for 16 days from 1 August.
Updated 01 August 2025 10:09 IST.
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Karuizawa Weather Forecast updated at 10:09 IST, next update expected imminently.
To get the latest weather forecasts for Karuizawa, by e-mail
Karuizawa has no new snow forecast in the next 48 hours.
Karuizawa Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Fri 01 |  | Fair. | Max 25℃ Min 20℃ |
| Sat 02 | | Fair. | Max 28℃ Min 21℃ |
| Sun 03 | | Fair. | Max 26℃ Min 21℃ |
| Mon 04 |  | Cloudy. | Max 32℃ Min 21℃ |
| Tue 05 | | Cloudy. | Max 33℃ Min 21℃ |
| Wed 06 | | Cloudy. | Max 33℃ Min 23℃ |
| Thu 07 | | Clear spells. | Max 29℃ Min 18℃ |
| Fri 08 |  | Light drizzle. | Max 24℃ Min 19℃ |
| Sat 09 | | Light drizzle. | Max 26℃ Min 19℃ |
| Sun 10 |  | Fair at altitude, clear sky below. | Max 27℃ Min 19℃ |
| Mon 11 | | Light snow at altitude, light rain below. | Max 26℃ Min 21℃ |
| Tue 12 | | Fair. | Max 27℃ Min 19℃ |
| Wed 13 | | Clear spells at altitude, light drizzle below. | Max 26℃ Min 20℃ |
| Thu 14 | | Clear sky. | Max 27℃ Min 20℃ |
| Fri 15 | | Clear spells at altitude, cloudy below. | Max 28℃ Min 19℃ |
| Sat 16 | | Fair. | Max 28℃ Min 20℃ |
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 Weather Forecast updated at 10:09 IST, next update expected imminently.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Karuizawa.For more information about this Japanese Ski Resort, See Also Skiing and Snowboarding in Karuizawa .