Next 3 days weather summary:Moderate rain (total 16.0mm), heaviest on Tue afternoon. Warm (max 25°C on Mon morning, min 20°C on Tue night). Winds decreasing (fresh winds from the WSW on Sun afternoon, light winds from the WNW by Tue night). | Days 4-6 weather summary:Heavy rain (total 34.0mm), heaviest during Wed morning. Warm (max 22°C on Thu morning, min 18°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  |  | | | | | | | | | |
rain shwrs | cloudy | light rain | t-storm risk | t-storm risk | some clouds | light rain | t-storm risk | rain shwrs | mod. rain | t-storm risk | light rain | t-storm risk | t-storm risk | light rain | t-storm risk | light rain | light rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | — | 4 | 1 | 2 | — | 2 | 4 | 1 | 7 | 4 | 4 | 2 | 4 | 1 | 4 | 4 | 4 |
max °C | 23 | 23 | 22 | 25 | 25 | 21 | 22 | 23 | 21 | 21 | 21 | 20 | 22 | 22 | 20 | 20 | 19 | 19 |
min °C | 22 | 22 | 21 | 23 | 23 | 21 | 21 | 22 | 20 | 20 | 21 | 20 | 21 | 21 | 19 | 20 | 19 | 18 |
chill °C | 22 | 22 | 21 | 23 | 23 | 21 | 21 | 22 | 20 | 20 | 21 | 20 | 21 | 21 | 19 | 20 | 19 | 18 |
Humid % | 93 | 92 | 98 | 83 | 78 | 95 | 95 | 88 | 81 | 96 | 98 | 98 | 86 | 87 | 96 | 91 | 95 | 89 |
Freeze m | 5350 | 5550 | 5600 | 5400 | 5400 | 5300 | 5200 | 5150 | 5050 | 4850 | 4950 | 4950 | 4750 | 4850 | 4750 | 4850 | 4650 | 4700 |
 | 4:20 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:24 | — | — | 4:24 | — | — |
 | — | 7:00 | — | — | 7:00 | — | — | 6:59 | — | — | 6:59 | — | — | 6:58 | — | — | 6:57 | — |
SnowProGo pro and carve into:
Avalanche information: Japan Avalanche Network
Latest snow reports near Okunakayama Kōgen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 11 Apr 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 Okunakayama Kōgen at the specific elevation of 800 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Okunakayama Kōgen. 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.
Resort name is also written as Okunakayama Kogen.
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