Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | |  |  | |  |  | | |  | |  | |
some clouds | some clouds | cloudy | mod. rain | cloudy | some clouds | light rain | light rain | mod. rain | heavy rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | some clouds | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 8 | — | — | 1 | 3 | 6 | 18 | 12 | 7 | 2 | 1 | — | — | — | — |
max °C | 13 | 14 | 13 | 14 | 13 | 12 | 12 | 11 | 13 | 15 | 16 | 13 | 4 | 4 | 3 | 8 | 9 | 6 |
min °C | 10 | 12 | 11 | 12 | 12 | 11 | 11 | 10 | 11 | 13 | 15 | 4 | 3 | 2 | 2 | 5 | 7 | 6 |
chill °C | 10 | 10 | 8 | 8 | 10 | 9 | 10 | 9 | 9 | 10 | 13 | -3 | -4 | -5 | -4 | 1 | 5 | 4 |
Humid % | 38 | 39 | 84 | 95 | 96 | 69 | 63 | 78 | 98 | 97 | 97 | 93 | 86 | 76 | 82 | 68 | 55 | 59 |
Freeze m | 3600 | 3700 | 3750 | 3650 | 3700 | 3700 | 3250 | 3350 | 3650 | 3950 | 3800 | 2750 | 1200 | 1200 | 1100 | 1450 | 2550 | 2950 |
 | 5:48 | — | — | 5:48 | — | — | 5:50 | — | — | 5:50 | — | — | 5:52 | — | — | 5:52 | — | — |
 | — | 4:52 | — | — | 4:50 | — | — | 4:49 | — | — | 4:47 | — | — | 4:45 | — | — | 4:45 | — |
Next 3 days weather summary:Moderate rain (total 18.0mm), heaviest on Mon morning. Very mild (max 14°C on Sun afternoon, min 10°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the WSW by Mon morning). | Days 4-6 weather summary:Heavy rain (total 40.0mm), heaviest during Wed morning. Very mild (max 16°C on Wed afternoon, min 2°C on Thu afternoon). Winds decreasing (near gales from the W on Wed night, light winds from the W by Fri night). | |||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche 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.
Sign up or Login to access
Nearest