Snow
Colorado’s Summer Snowpark Opening More Days This Year
The summer terrain park at Colorado’s Copper Mountain will be open four days a week this year, extending from three days previously.
View forecast
Marunuma Kogen at 1695 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 25 May 2026
Now
Next 3 days weather summary:Moderate rain (total 11.0mm), heaviest on Wed night. Very mild (max 15°C on Wed morning, min 11°C on Mon night). Wind will be generally light. | Days 4-6 weather summary:Moderate rain (total 17.0mm), heaviest on Thu morning. Very mild (max 16°C on Fri morning, min 6°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri night, light winds from the WNW by Sat afternoon). | |||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | |  | | |  | | |  | | | | |
some clouds | rain shwrs | some clouds | some clouds | light rain | cloudy | cloudy | light rain | mod. rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | rain shwrs | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | 2 | — | — | 1 | — | — | 1 | 7 | 5 | 3 | 2 | 2 | 3 | — | — | 1 | 1 | |
max °C | 14 | 14 | 12 | 14 | 14 | 11 | 15 | 15 | 12 | 14 | 15 | 15 | 16 | 15 | 7 | 12 | 13 | 8 |
min °C | 13 | 13 | 11 | 12 | 12 | 11 | 14 | 13 | 11 | 13 | 15 | 12 | 13 | 9 | 6 | 10 | 10 | 6 |
13 | 13 | 11 | 12 | 11 | 10 | 13 | 12 | 10 | 12 | 14 | 11 | 12 | 6 | 1 | 8 | 10 | 3 | |
59 | 73 | 81 | 73 | 74 | 93 | 68 | 54 | 93 | 93 | 94 | 91 | 76 | 69 | 61 | 48 | 51 | 41 | |
3950 | 3850 | 4250 | 4100 | 4200 | 4150 | 4300 | 4200 | 4450 | 4800 | 4900 | 4750 | 4050 | 4050 | 3750 | 3150 | 3100 | 3150 | |
 | 4:28 | — | — | 4:28 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — |
 | — | 6:50 | — | — | 6:51 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:53 | — |
Popular Marunuma Kogen Pages
Snow Radar
Latest snow reports near Marunuma Kogen:
Marunuma Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
Snow History
Week 4 of May 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. |
Marunuma Kogen Forecast Snowfall
Sign up or Login to accessSnow-Forecast Partner Offers
Photos of Marunuma Kogen
Enjoy natural terrain by Chigira
Mount Nikko-Shirane by Chigira
Well-groomed slopes by Chigira
Upload new photo Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Marunuma Kogen at the specific elevation of 1695 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Marunuma Kogen. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Marunuma Kogen
Nearest