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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 19 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 47.0mm), heaviest during Sat night. Very mild (max 17°C on Fri morning, min 11°C on Sun night). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 12.0mm), heaviest on Mon morning. Very mild (max 13°C on Mon afternoon, min 7°C on Mon night). Winds decreasing (fresh winds from the NW on Mon night, calm by Wed afternoon).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
light rain
light rain
light rain
heavy rain
light rain
mod rain
mod rain
light rain
rain showers
light rain
rain showers
rain showers
clear
part cloud
rain showers
part cloud
rain shwrs
rain shwrs
light rain
light rain
light rain
heavy rain
light rain
mod. rain
mod. rain
light rain
rain shwrs
light rain
rain shwrs
rain shwrs
clear
some clouds
rain shwrs
some clouds
km/h
10
WNW
5
WSW
10
SSW
10
SSW
10
SSW
10
SSE
5
WSW
5
WNW
10
SW
15
WNW
30
WNW
30
NW
25
NNW
10
NW
10
WNW
10
N
5
WSW
5
WNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
3
3
2
3
21
2
6
6
2
2
4
2
1
1
max °C
17
16
14
13
14
13
15
14
12
12
13
9
8
10
8
13
13
11
min °C
15
15
13
13
13
12
14
13
11
12
11
7
7
10
7
11
12
10
 chill °C
15
15
12
12
12
11
14
13
10
10
8
2
3
9
5
10
12
10
Humid %
65
74
97
90
83
99
96
98
98
98
67
83
86
64
68
49
58
79
Freeze m
4000
4150
4150
4250
4500
4600
4400
4550
4350
4100
4050
3600
2900
3000
3300
3400
3250
3450
Sea lvl1000m2000m3000m4000m5000m
14141212121213131111117687101191918141514141615131313910137151510
Sunrise
4:22
4:22
4:22
4:22
4:24
4:24
Sunset
7:04
7:04
7:04
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 3 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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