Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: A light covering of new snow, mostly falling on Tue night. Becoming milder with light rain (total 2.0mm) on Wed morning. Freeze-thaw conditions (max 4°C on Mon afternoon, min -2°C on Sun night). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): A light covering of new snow, mostly falling on Wed night will be washed away by heavy rain (total 36.0mm) on Sat morning. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Thu night). Winds decreasing (fresh winds from the NW on Thu morning, calm by Fri morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -2 |  | ||||
| Bottom Lift: | -2 | |
Sun 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  | |  |  |  | | | | | | | | | |
some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | light snow | light snow | light rain | light snow | light snow | light snow | light snow | light snow | light snow | some clouds | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | 5 | — | — | 2 | 1 | 1 | 2 | — | — | — | |
— | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | 1 | |
max °C | 1 | -2 | 3 | 4 | 0 | 2 | 2 | 1 | 3 | 2 | 1 | 1 | 1 | 0 | 3 | 5 | 2 |
min °C | -1 | -2 | 0 | 1 | 0 | 2 | -1 | -1 | 3 | 1 | 1 | 1 | 1 | -1 | 1 | 2 | 2 |
-6 | -7 | -4 | -1 | -2 | -1 | -5 | -5 | 1 | -3 | -3 | -6 | -5 | -4 | -2 | -1 | -2 | |
71 | 78 | 62 | 47 | 65 | 69 | 66 | 95 | 93 | 98 | 98 | 96 | 92 | 94 | 77 | 66 | 93 | |
550 | 0 | 450 | 1050 | 500 | 850 | 650 | 350 | 900 | 750 | 550 | 550 | 600 | 400 | 550 | 1200 | 750 | |
 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — |
 | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — | — | 5:32 | — | — | 5:34 | — |
A light covering of new snow, mostly falling on Tue night. Becoming milder with light rain (total 2.0mm) on Wed morning. Freeze-thaw conditions (max 4°C on Mon afternoon, min -2°C on Sun night). Wind will be generally light.
A light covering of new snow, mostly falling on Wed night will be washed away by heavy rain (total 36.0mm) on Sat morning. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Thu night). Winds decreasing (fresh winds from the NW on Thu morning, calm by Fri morning).
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 19 Feb 2026 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.1 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Oyasu Onsen at the specific elevation of 432 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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