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Marunuma Kogen resort snow
Lat Long: 36.81° N 139.34° E
Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1695m altitude

Issued: 8 pm 22 Jul 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Heavy rain (total 28.0mm), heaviest during Thu afternoon. Warm (max 22°C on Thu morning, min 17°C on Thu night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 44.0mm), heaviest during Mon afternoon. Very mild (max 17°C on Sat night, min 14°C on Sun night). Wind will be generally light.

Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
clear
thunderstorm
mod rain
thunderstorm
rain shwrs
rain shwrs
t-storm
risk
rain shwrs
t-storm
risk
t-storm
risk
rain shwrs
t-storm
risk
t-storm
risk
rain shwrs
t-storm
risk
t-storm
risk
clear
t-storm
risk
mod. rain
t-storm
risk
km/h
10
WNW
10
WNW
10
W
10
W
10
W
15
WNW
10
WNW
10
WNW
15
WNW
10
W
5
W
10
WSW
5
WNW
5
W
5
WSW
5
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
6
3
3
6
1
4
3
1
4
5
2
9
15
max °C
19
22
22
18
19
19
17
19
20
17
17
16
15
17
16
15
min °C
19
20
20
17
18
18
17
18
18
16
16
15
14
16
15
15
 chill °C
19
20
20
17
18
18
17
18
18
16
16
15
14
16
15
15
Humid %
77
67
69
90
87
87
91
85
69
90
86
82
84
83
94
98
Freeze m
5100
5150
5100
5100
5000
5050
5100
4950
4900
4800
4750
4650
4650
4650
4600
4500
Sea lvl1000m2000m3000m4000m5000m
1820191617171617171515141415141419242218212017212116191715191716
Sunrise
4:39
4:41
4:41
4:41
4:43
Sunset
6:57
6:55
6:54
6:54
6:53

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 July 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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