Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun morning, min -6°C on Thu afternoon). Winds decreasing (fresh winds from the WNW on Thu afternoon, calm by Fri afternoon).
Oyasu Onsen Weather (Days 4-6): A dusting of snow turning to light rain (total 8.0mm) on Tue night. Freeze-thaw conditions (max 9°C on Sun afternoon, min -2°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -6 |  | ||||
| Bottom Lift: | -5 | |
Thu 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | |  | | |  | | | |  | | | |
light snow | light snow | some clouds | some clouds | some clouds | clear | some clouds | clear | some clouds | clear | rain shwrs | light snow | light snow | light snow | cloudy | cloudy | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 6 | |
max °C | -4 | -4 | 1 | 1 | -2 | 5 | 6 | 3 | 9 | 9 | 7 | 3 | 1 | 0 | 3 | 3 | 2 |
min °C | -6 | -6 | -1 | -2 | -3 | 3 | 2 | 2 | 7 | 5 | 5 | 2 | 0 | -2 | 2 | 2 | 2 |
-14 | -13 | -5 | -2 | -3 | 1 | 1 | 0 | 6 | 2 | 2 | -4 | -6 | -2 | 0 | 0 | 0 | |
85 | 89 | 85 | 77 | 82 | 68 | 62 | 64 | 74 | 65 | 80 | 95 | 92 | 94 | 71 | 80 | 99 | |
0 | 0 | 300 | 600 | 0 | 900 | 1200 | 1550 | 2100 | 2350 | 2500 | 850 | 550 | 400 | 850 | 1050 | 1050 | |
 | — | — | 6:22 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:18 | — | — |
 | 5:17 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — |
A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun morning, min -6°C on Thu afternoon). Winds decreasing (fresh winds from the WNW on Thu afternoon, calm by Fri afternoon).
A dusting of snow turning to light rain (total 8.0mm) on Tue night. Freeze-thaw conditions (max 9°C on Sun afternoon, min -2°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed morning).
Latest snow reports near Oyasu Onsen:
There is heavy snow falling in Getō Kōgen. from Getō Kōgen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 14 cm |
| Last snowfall: | 18 Feb 2026 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.5 | Powder days Fresh snow, limited sun, any wind. |
0.2 | 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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