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Marunuma Kogen resort snow
Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Lat Long: 36.81° N 139.34° E

Weather Forecast for Marunuma Kogen at 2000m altitude

Issued: 8 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Moderate rain (total 19.0mm), heaviest on Sat afternoon. Very mild (max 11°C on Sun morning, min 6°C on Mon afternoon). Wind will be generally light.

Days 5-7 weather summary:

Light rain (total 8.0mm), mostly falling on Tue afternoon. Very mild (max 13°C on Wed morning, min 6°C on Mon night). Wind will be generally light.

Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
thunderstorm
rain showers
rain showers
rain showers
light rain
light rain
light rain
part cloud
part cloud
rain showers
rain showers
rain showers
rain showers
part cloud
rain shwrs
rain shwrs
t-storm
risk
rain shwrs
rain shwrs
rain shwrs
light rain
light rain
light rain
some clouds
some clouds
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
km/h
10
SW
5
SW
5
WNW
5
SW
10
S
10
S
10
SSE
15
ESE
10
ESE
5
N
10
NNE
0
NW
5
SW
5
SW
10
SSW
5
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
2
5
1
1
2
1
3
2
2
1
1
2
 max °C
8
10
10
10
11
11
10
7
7
7
11
12
10
13
13
11
 min °C
7
9
10
9
11
10
9
7
6
6
9
11
10
12
12
10
6
8
10
8
10
9
7
4
5
5
7
11
10
12
11
10
85
65
76
82
73
77
78
93
91
90
64
70
68
65
67
69
3150
3200
3300
3300
3550
3750
3800
3250
3200
3200
3300
3500
3900
3750
3850
3950
Sea lvl1000m2000m3000m4000m5000m
81010101111107771012101313111016141116141211109171612181712
Sunrise
4:22
4:22
4:22
4:22
4:22
Sunset
7:01
7:01
7:02
7:02
7:02

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Marunuma Kogen:

No recent snow reports

No recent snow reports

Marunuma Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 9 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 2 of June 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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