Next 3 days weather summary:Heavy rain (total 54.0mm), heaviest during Thu afternoon. Warm (max 20°C on Thu afternoon, min 16°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 29.0mm), heaviest during Mon afternoon. Warm (max 20°C on Mon morning, min 17°C on Sun night). Wind will be generally light. | ||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  | | | | | | | | | | |
t-storm risk | rain shwrs | t-storm risk | t-storm risk | heavy rain | light rain | rain shwrs | light rain | light rain | t-storm risk | rain shwrs | t-storm risk | t-storm risk | rain shwrs | t-storm risk | t-storm risk | rain shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 13 | 8 | 5 | 11 | 11 | 1 | 2 | 2 | 1 | 4 | 1 | 3 | 7 | 1 | 4 | 6 | 2 |
max °C | 20 | 19 | 19 | 19 | 17 | 17 | 18 | 17 | 19 | 18 | 18 | 20 | 20 | 19 | 20 | 20 | 18 |
min °C | 19 | 18 | 19 | 18 | 16 | 17 | 17 | 16 | 18 | 18 | 17 | 20 | 19 | 18 | 20 | 19 | 17 |
chill °C | 19 | 18 | 19 | 18 | 16 | 17 | 17 | 16 | 18 | 18 | 17 | 20 | 19 | 18 | 20 | 19 | 17 |
Humid % | 82 | 92 | 88 | 94 | 98 | 92 | 86 | 97 | 89 | 94 | 95 | 83 | 89 | 87 | 82 | 80 | 78 |
Freeze m | 5250 | 5300 | 5300 | 5300 | 5300 | 5350 | 5400 | 5450 | 5450 | 5450 | 5500 | 5450 | 5500 | 5500 | 5300 | 5300 | 5300 |
 | — | — | 4:35 | — | — | 4:35 | — | — | 4:37 | — | — | 4:37 | — | — | 4:39 | — | — |
 | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 6:59 | — | — | 6:59 | — | — | 6:58 | — |
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Avalanche information: Japan Avalanche Network
Latest snow reports near Marunuma Kogen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create Alert |
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. |
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.
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