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 25 June.
Updated 26 June 2025 04:34 NZST.
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 04:34 NZST, next update expected 07:00 NZST.
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Karuizawa has no new snow forecast in the next 48 hours.
Karuizawa Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Wed 25 |  | Light drizzle. | Max 21℃ Min 19℃ |
| Thu 26 | | Light drizzle. | Max 24℃ Min 17℃ |
| Fri 27 |  | Fair. | Max 26℃ Min 17℃ |
| Sat 28 |  | Cloudy. | Max 28℃ Min 17℃ |
| Sun 29 | | Cloudy. | Max 28℃ Min 18℃ |
| Mon 30 |  | Fog. | Max 29℃ Min 19℃ |
| Tue 01 | | Cloudy. | Max 29℃ Min 19℃ |
| Wed 02 | | Light snow showers at altitude, light rain showers below. | Max 27℃ Min 19℃ |
| Thu 03 | | Light drizzle. | Max 27℃ Min 17℃ |
| Fri 04 | | Cloudy. | Max 28℃ Min 17℃ |
| Sat 05 | | Fair. | Max 30℃ Min 20℃ |
| Sun 06 | | Cloudy at altitude, light drizzle below. | Max 27℃ Min 20℃ |
| Mon 07 | | Fair at altitude, light drizzle below. | Max 27℃ Min 20℃ |
| Tue 08 | | Drizzle. | Max 26℃ Min 19℃ |
| Wed 09 | | Drizzle. | Max 27℃ Min 19℃ |
| Thu 10 | | Light snow at altitude, light rain below. | Max 24℃ Min 18℃ |
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 04:34 NZST, next update expected 07:00 NZST.
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 .
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