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Ski Japan - Gunma

Karuizawa Snow Park Snow Forecast

36.42° N 138.63° E

Weather Forecast for Karuizawa Snow Park at 1335 m altitude

Issued:
8 pm 02 Oct 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
cloud
cloud
part cloud
rain showers
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
cloudy
cloudy
some clouds
rain shwrs
some clouds
cloudy
rain shwrs
some clouds
some clouds
some clouds
some clouds
clear
some clouds
km/h
10
NW
5
WNW
5
E
5
ESE
5
SE
10
ESE
10
SE
10
SE
10
ESE
5
SE
5
E
5
N
10
NW
20
NW
25
NW
15
NW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
1
—
—
1
—
—
—
—
—
—
max °C
9
12
13
9
10
10
9
11
12
14
17
16
13
10
10
9
min °C
7
8
11
8
9
9
8
9
11
11
15
14
10
9
8
7
 chill °C
6
7
10
7
8
7
7
8
10
10
15
14
7
6
5
4
Humid %
77
76
60
96
97
90
98
92
82
93
73
81
93
91
63
82
Freeze m
3650
3600
3550
3800
3850
3850
4000
4050
4250
4300
4550
4550
4600
4500
3900
3450
Sea lvl1000m2000m3000m4000m5000m
810129910810121315141110987121281010912131217151211107
Sunrise
—
5:41
—
—
5:41
—
—
5:43
—
—
5:43
—
—
5:43
—
—
Sunset
—
—
5:27
—
—
5:24
—
—
5:23
—
—
5:22
—
—
5:21
—

Next 4 days weather summary:

Some drizzle, heaviest during Sun night. Very mild (max 13°C on Sat afternoon, min 7°C on Fri night). Wind will be generally light.

Days 5-7 weather summary:

Some drizzle, heaviest during Mon night. Very mild (max 17°C on Tue morning, min 7°C on Wed night). Wind will be generally light.

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Karuizawa Snow Park:

No recent snow reports

No recent snow reports

Karuizawa Snow Park Snow Conditions

Top snow depth:—
Bottom snow depth:—
Fresh snowfall depth:—
Last snowfall: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 1 of October has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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