Karuizawa Long-Range Snow Forecast
Snow Forecast for Karuizawa
When will there be fresh snow?
This is the Long-range Snow Forecast for Karuizawa, Japan for 16 days from 31 March.
Updated 31 March 2025 19:36 BST.
| Next Snow Expected | 31 March |
|---|---|
| Next Snow Amount | 3cm 1in |
| Next 48 Hours | 5cm 2in |
| Next 7 Days | 5cm 2in |
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For Forecast detail, see below.
Forecast for Karuizawa
Max 3℃ 37°F
Min -3℃ 26°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ 26°F and rising to 3℃ 37°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
31
3cm 1in New Snow
Clear sky first, clear spells then snow showers, heavy snow showers later.
Snow falling to resort level.
Karuizawa has 5cm 2in new snow forecast in the next 48 hours.
Karuizawa Long-Range (16-Day) Snow Forecast Outlook
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.
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Mon 31 |  | 3cm 1in New Snow | Max 3℃ 37°F Min -3℃ 26°F |
| Tue 01 |  | 2cm 1in New Snow | Max 4℃ 39°F Min -1℃ 30°F |
| Wed 02 |  | Rain showers. | Max 6℃ 43°F Min 1℃ 34°F |
| Thu 03 |  | Clear sky. | Max 6℃ 43°F Min 0℃ 32°F |
| Fri 04 | | Cloudy at altitude, clear spells below. | Max 10℃ 49°F Min 2℃ 35°F |
| Sat 05 |  | Fog at altitude, cloudy below. | Max 9℃ 48°F Min 4℃ 38°F |
| Sun 06 | | Cloudy. | Max 15℃ 59°F Min 4℃ 38°F |
| Mon 07 | | Clear sky. | Max 12℃ 53°F Min 3℃ 37°F |
| Tue 08 | | Clear sky. | Max 16℃ 61°F Min 6℃ 42°F |
| Wed 09 | | Cloudy. | Max 19℃ 66°F Min 8℃ 47°F |
| Thu 10 | | Cloudy. | Max 16℃ 61°F Min 9℃ 47°F |
| Fri 11 | | Clear sky. | Max 19℃ 67°F Min 8℃ 46°F |
| Sat 12 | | Clear spells. | Max 21℃ 69°F Min 8℃ 46°F |
| Sun 13 | | Clear spells. | Max 21℃ 70°F Min 9℃ 48°F |
| Mon 14 | | Clear sky. | Max 17℃ 63°F Min 5℃ 40°F |
| Tue 15 | | Cloudy. | Max 13℃ 54°F Min 9℃ 47°F |
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 19:36 BST, next update expected 22:00 BST.
Snow Forecast near Karuizawa
| Snow Report and Forecast | 48 Hr | Mon | Tue | Wed | Thu | Fri | Sat | Sun | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Kusatsu Onsen | 12cm 5in | 12cm 5in |