Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Some drizzle, heaviest during Sun night. Freeze-thaw conditions (max 9°C on Sun morning, min -1°C on Mon night). Winds increasing (light winds from the SW on Sat afternoon, fresh winds from the W by Mon morning).
Oyasu Onsen Weather (Days 4-6): Light rain (total 6.0mm), mostly falling on Tue night. Freeze-thaw conditions (max 6°C on Thu afternoon, min 0°C on Wed night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 5 |  | ||||
| Bottom Lift: | 7 | |
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  | |  |  |  | |  | | |  | | | |  | | | |
some clouds | some clouds | some clouds | some clouds | cloudy | light rain | light snow | light snow | snow shwrs | some clouds | cloudy | light snow | light snow | some clouds | some clouds | clear | clear | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 1 | — | — | — | — | — | 6 | — | — | — | — | — | — | |
max °C | 5 | 5 | 3 | 9 | 9 | 7 | 2 | 2 | 0 | 5 | 5 | 3 | 3 | 4 | 2 | 5 | 6 | 2 |
min °C | 3 | 2 | 2 | 6 | 6 | 4 | 2 | 0 | -1 | 3 | 3 | 2 | 2 | 1 | 0 | 3 | 3 | 1 |
0 | 0 | 0 | 4 | 3 | -1 | -4 | -6 | -4 | 1 | 2 | 2 | 0 | 1 | -3 | 0 | 1 | -1 | |
59 | 62 | 61 | 69 | 70 | 75 | 94 | 85 | 95 | 64 | 61 | 99 | 99 | 61 | 77 | 58 | 49 | 72 | |
1000 | 1200 | 1600 | 2050 | 2250 | 2450 | 750 | 700 | 550 | 950 | 1300 | 1050 | 900 | 1250 | 1700 | 2200 | 2500 | 2650 | |
 | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:18 | — | — | 6:16 | — | — | 6:15 | — | — |
 | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — |
Some drizzle, heaviest during Sun night. Freeze-thaw conditions (max 9°C on Sun morning, min -1°C on Mon night). Winds increasing (light winds from the SW on Sat afternoon, fresh winds from the W by Mon morning).
Light rain (total 6.0mm), mostly falling on Tue night. Freeze-thaw conditions (max 6°C on Thu afternoon, min 0°C on Wed night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 17 cm |
| Last snowfall: | 19 Feb 2026 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.6 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Oyasu Onsen at the specific elevation of 521 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Oyasu Onsen. 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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