Karuizawa Snow Forecast - 7 day
Snow Forecast for Karuizawa
When will there be fresh snow?
This is the 7-Day Snow Forecast for Karuizawa, Japan for 7 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
Karuizawa has 5cm 2in new snow forecast in the next 48 hours.
Karuizawa 7-Day Snow Forecast Overview
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| Mon 31 | Tue 01 | Wed 02 | Thu 03 | Fri 04 | Sat 05 | Sun 06 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | ||||||
| 1,155m 3,789ft | 3℃ 37°F
 +3cm +1in
| 4℃ 39°F
 +2cm +1in
| 6℃ 43°F
 | 6℃ 43°F
 | 8℃ 46°F
 | 6℃ 43°F
 | 12℃ 54°F
|
| SW F2 | |||||||
| 1,048m 3,437ft | 3℃ 37°F
+3cm +1in
| 4℃ 39°F
+2cm +1in
| 6℃ 43°F
| 6℃ 43°F
| 9℃ 47°F
| 7℃ 44°F
| 13℃ 56°F
|
| 940m 3,084ft | 3℃ 37°F
+3cm +1in
| 4℃ 39°F
+2cm +1in
| 6℃ 43°F
| 6℃ 43°F
| 10℃ 49°F
 | 9℃ 48°F
| 15℃ 59°F
|
| Snow Line | 940m 3,084ft | 940m 3,084ft | |||||
| Max Town | 3℃ 37°F | 4℃ 39°F | 6℃ 43°F | 6℃ 43°F | 10℃ 49°F | 9℃ 48°F | 15℃ 59°F |
| Min Town | -3℃ 26°F | -1℃ 30°F | 1℃ 34°F | 0℃ 32°F | 2℃ 35°F | 4℃ 38°F | 4℃ 38°F |
This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.
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 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.
Max 4℃ 39°F
Min -1℃ 30°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ 30°F and rising to 4℃ 39°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
01
2cm 1in New Snow
Heavy snow showers, light snow, rain showers later.
Snow falling to resort level.
Max 6℃ 43°F
Min 1℃ 34°F
Valley temperatures from an overnight low of 1℃ 34°F to daytime highs around 6℃ 43°F
Temperature at BaseTemp at Base
Wed
02
Snow unlikely
Light drizzle first, light rain showers then light drizzle, cloudy later.
Max 6℃ 43°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 6℃ 43°F
Temperature at BaseTemp at Base
Thu
03
Snow unlikely
Light rain showers first, rain showers then clear sky, fair later.
Max 10℃ 49°F
Min 2℃ 35°F
Valley temperatures from an overnight low of 2℃ 35°F to daytime highs around 10℃ 49°F
Temperature at BaseTemp at Base
Fri
04
Snow unlikely
Cloudy, light rain showers, clear spells later.
Max 9℃ 48°F
Min 4℃ 38°F
Valley temperatures from an overnight low of 4℃ 38°F to daytime highs around 9℃ 48°F
Temperature at BaseTemp at Base
Sat
05
Snow unlikely
Cloudy, fog, clear spells later.
Max 15℃ 59°F
Min 4℃ 38°F
Valley temperatures from an overnight low of 4℃ 38°F to daytime highs around 15℃ 59°F
Temperature at BaseTemp at Base
Sun
06
Snow unlikely
Cloudy, clear sky, cloudy later.
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 imminently.
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 |