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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 1695m altitude

Issued: 8 am 22 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 24.0mm), heaviest during Tue afternoon. Very mild (max 14°C on Mon morning, min 9°C on Mon night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 26.0mm), heaviest during Thu night. Very mild (max 16°C on Fri morning, min 11°C on Fri night). Wind will be generally light.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
cloud
heavy rain
light rain
rain showers
rain showers
part cloud
cloud
light rain
rain shwrs
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
light rain
rain shwrs
cloudy
heavy rain
light rain
rain shwrs
rain shwrs
some clouds
cloudy
light rain
km/h
20
NW
15
WNW
10
NW
10
WNW
10
WSW
5
W
5
WSW
5
SW
10
SSW
10
S
10
SSW
15
S
10
WSW
10
W
15
WNW
5
WSW
10
SW
10
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
2
4
2
3
3
2
3
3
2
12
2
4
3
3
max °C
14
12
11
12
12
10
13
14
11
13
13
13
16
15
13
16
16
13
min °C
13
11
9
10
11
9
12
12
11
12
12
12
14
14
11
14
15
12
 chill °C
11
10
8
9
10
8
12
12
10
11
10
10
13
13
10
14
15
10
Humid %
80
79
89
86
78
90
72
75
94
84
87
98
87
82
81
63
63
92
Freeze m
4300
4500
3750
3300
3550
3400
3650
3700
4000
4300
4300
4500
4550
4350
4250
4350
4400
4800
Sea lvl1000m2000m3000m4000m5000m
131199108111110121212141311131412161311141311161512151414171612181814
Sunrise
4:22
4:24
4:24
4:24
4:24
4:24
Sunset
7:05
7:05
7:05
7:05
7:05
7:05

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 4 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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