Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Mild with light rain (total 3.0mm) on Thu morning Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 5°C on Fri afternoon, min -3°C on Thu night). Winds increasing (light winds from the W on Fri morning, near gales from the WNW by Fri night).
Oyasu Onsen Weather (Days 4-6): A dusting of snow on Mon night. Freezing level rising with drizzle on Tue morning. Freeze-thaw conditions (max 8°C on Mon morning, min 0°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon night, calm by Tue night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 4 |  | ||||
| Bottom Lift: | 4 | |
Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | |  | |  | | |  |  | |  |  | | |  | |
light rain | light snow | snow shwrs | some clouds | some clouds | mod. snow | light snow | snow shwrs | snow shwrs | some clouds | cloudy | cloudy | some clouds | clear | light snow | light snow | snow shwrs | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 8 | 1 | — | — | — | — | — | — | — | 1 | — | — | — | |
2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | |
max °C | 4 | 3 | -2 | 3 | 5 | -3 | 0 | 0 | 0 | 5 | 6 | 4 | 8 | 7 | 3 | 2 | 2 | 0 |
min °C | 4 | 1 | -3 | 1 | 2 | -3 | -2 | -1 | -2 | 3 | 3 | 2 | 8 | 5 | 0 | 1 | 1 | 0 |
0 | -4 | -9 | -1 | -4 | -11 | -10 | -8 | -5 | 1 | 1 | -1 | 5 | 1 | -7 | -6 | -4 | -4 | |
99 | 92 | 86 | 47 | 45 | 75 | 90 | 79 | 91 | 61 | 52 | 57 | 46 | 74 | 93 | 90 | 85 | 73 | |
1250 | 950 | 200 | 650 | 1050 | 200 | 350 | 550 | 300 | 950 | 1250 | 1400 | 1500 | 1350 | 700 | 600 | 700 | 500 | |
 | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — | 5:35 | — | — |
 | — | 5:46 | — | — | 5:47 | — | — | 5:49 | — | — | 5:50 | — | — | 5:51 | — | — | 5:52 | — |
Mild with light rain (total 3.0mm) on Thu morning Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 5°C on Fri afternoon, min -3°C on Thu night). Winds increasing (light winds from the W on Fri morning, near gales from the WNW by Fri night).
A dusting of snow on Mon night. Freezing level rising with drizzle on Tue morning. Freeze-thaw conditions (max 8°C on Mon morning, min 0°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon night, calm by Tue night).
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 15 Mar 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.7 | 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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