Sun 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  |  | | |  | | | | | | |
cloudy | light rain | t-storm risk | t-storm risk | light rain | light rain | light rain | some clouds | mod. rain | light rain | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 1 | 3 | 4 | 3 | 1 | 1 | — | 9 | 5 | — | — | — | — | — | — | — |
max °C | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 12 | 8 | 5 | 5 | 8 | 11 | 11 | 13 |
min °C | 15 | 15 | 15 | 15 | 14 | 15 | 15 | 15 | 14 | 9 | 5 | 5 | 5 | 6 | 10 | 11 | 12 |
chill °C | 12 | 12 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 4 | 0 | 1 | 2 | 2 | 7 | 9 | 9 |
Humid % | 91 | 82 | 93 | 97 | 87 | 82 | 83 | 81 | 98 | 90 | 80 | 73 | 84 | 51 | 25 | 29 | 90 |
Freeze m | 4450 | 4400 | 4100 | 4250 | 4350 | 4300 | 4300 | 4500 | 4300 | 4250 | 4100 | 3800 | 3750 | 3650 | 3950 | 4150 | 4300 |
 | — | — | 6:18 | — | — | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — |
 | 5:34 | — | — | 5:31 | — | — | 5:30 | — | — | 5:30 | — | — | 5:29 | — | — | 5:28 | — |
Next 3 days weather summary:Heavy rain (total 22.0mm), heaviest during Wed morning. Very mild (max 16°C on Tue afternoon, min 14°C on Mon night). Winds increasing (moderate winds from the SW on Mon night, gales from the WSW by Tue night). | Days 4-6 weather summary:Light rain (total 5.0mm), mostly falling on Wed afternoon. Very mild (max 14°C on Sat morning, min 5°C on Wed night). Winds decreasing (strong winds from the W on Wed afternoon, light winds from the N by Thu morning). | ||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Osorakan:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 Mar 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 Osorakan at the specific elevation of 1346 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osorakan. 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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