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Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: A moderate fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 4°C on Fri morning, min -3°C on Thu afternoon). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): Light rain (total 4.0mm), mostly falling on Sun afternoon. Very mild (max 13°C on Sun morning, min 1°C on Fri afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 1 |  | ||||
| Bottom Lift: | 2 |  |
Latest snow reports near Oyasu Onsen:
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  |  | |  | |  |  | |  |  | |
light snow | light snow | some clouds | light snow | light snow | light snow | light snow | snow shwrs | clear | clear | clear | some clouds | cloudy | some clouds | cloudy | light rain | light rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
4 | 1 | — | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | |
max °C | 2 | 0 | 1 | 1 | -1 | -1 | -1 | -2 | 4 | 4 | 4 | 9 | 8 | 9 | 13 | 11 | 4 |
min °C | 1 | -2 | 0 | 0 | -2 | -2 | -3 | -3 | 2 | 1 | 1 | 7 | 7 | 7 | 10 | 8 | 1 |
-3 | -7 | -4 | -2 | -7 | -8 | -8 | -7 | 2 | -2 | -2 | 4 | 4 | 4 | 8 | 6 | -4 | |
99 | 95 | 89 | 99 | 97 | 92 | 83 | 92 | 80 | 82 | 56 | 70 | 82 | 67 | 83 | 95 | 95 | |
850 | 450 | 500 | 700 | 200 | 300 | 400 | 0 | 850 | 1650 | 2500 | 2300 | 2300 | 2550 | 2750 | 2550 | 1050 | |
 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — |
 | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:16 | — | — | 4:16 | — | — | 4:16 | — |
A moderate fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 4°C on Fri morning, min -3°C on Thu afternoon). Wind will be generally light.
Light rain (total 4.0mm), mostly falling on Sun afternoon. Very mild (max 13°C on Sun morning, min 1°C on Fri afternoon). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 13 cm |
| Last snowfall: | 15 Dec 2025 |
| 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. |
0.4 | 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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