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 20 June.
Updated 20 June 2025 09:34 BST.
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Karuizawa. | |
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For Forecast detail, see below.
Forecast for Karuizawa
Max 23℃ 74°F
Min 18℃ 63°F
Valley temperatures from an overnight low of 18℃ 63°F to daytime highs around 23℃ 74°F
Temperature at BaseTemp at Base
Fri
20
Snow unlikely
Fair early, then cloudy later.
Karuizawa has no 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 | |
|---|---|---|---|
| Fri 20 | | Cloudy. | Max 23℃ 74°F Min 18℃ 63°F |
| Sat 21 | | Fair. | Max 24℃ 75°F Min 17℃ 62°F |
| Sun 22 |  | Clear sky. | Max 28℃ 81°F Min 20℃ 68°F |
| Mon 23 | | Cloudy. | Max 26℃ 79°F Min 20℃ 67°F |
| Tue 24 |  | Fog. | Max 24℃ 76°F Min 18℃ 65°F |
| Wed 25 |  | Light snow showers at altitude, thunderstorms below. | Max 26℃ 78°F Min 19℃ 66°F |
| Thu 26 | | Fog at altitude, cloudy below. | Max 24℃ 74°F Min 18℃ 65°F |
| Fri 27 | | Cloudy. | Max 28℃ 83°F Min 19℃ 65°F |
| Sat 28 | | Fog at altitude, cloudy below. | Max 24℃ 76°F Min 17℃ 63°F |
| Sun 29 | | Cloudy. | Max 24℃ 75°F Min 17℃ 63°F |
| Mon 30 | | Snow showers at altitude, rain showers below. | Max 25℃ 78°F Min 18℃ 64°F |
| Tue 01 |  | Light snow at altitude, rain showers below. | Max 25℃ 76°F Min 18℃ 65°F |
| Wed 02 | | Clear spells at altitude, cloudy below. | Max 24℃ 75°F Min 18℃ 64°F |
| Thu 03 | | Snow showers at altitude, rain showers below. | Max 27℃ 81°F Min 16℃ 60°F |
| Fri 04 | | Clear sky. | Max 30℃ 85°F Min 18℃ 65°F |
| Sat 05 |  | Light snow at altitude, drizzle below. | Max 27℃ 81°F Min 19℃ 67°F |
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 09:34 BST, next update expected imminently.