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Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: A light fall of snow, heaviest on Tue afternoon. Turning milder with light rain (total 7.0mm) on Wed morning. Freeze-thaw conditions (max 6°C on Thu night, min -2°C on Tue night). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): Mild with moderate rain (total 16.0mm) on Fri morning, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 7°C on Sun morning, min 0°C on Fri night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -1 |  | ||||
| Bottom Lift: | 0 | |
Latest snow reports near Oyasu Onsen:
Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  |  |  |  | |  |  | |  | | |  | | | | |
light snow | light snow | light snow | light snow | light snow | light rain | cloudy | some clouds | rain shwrs | mod. rain | mod. rain | mod. snow | rain shwrs | some clouds | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
3 | 4 | 4 | 1 | — | — | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | |
— | — | — | 2 | 1 | 2 | — | — | 2 | 7 | 8 | — | 1 | — | — | — | — | — | — | — | — | |
max°C | 0 | -1 | -2 | 2 | 2 | 3 | 5 | 5 | 6 | 5 | 3 | 1 | 4 | 4 | 3 | 7 | 7 | 6 | 10 | 9 | 8 |
min°C | 0 | -1 | -2 | 0 | 2 | 1 | 4 | 2 | 2 | 5 | 3 | 0 | 3 | 2 | 2 | 5 | 4 | 5 | 8 | 8 | 8 |
-6 | -7 | -8 | -4 | -3 | -2 | 3 | 0 | -1 | 2 | 1 | -5 | -1 | 0 | 0 | 3 | 3 | 3 | 7 | 6 | 6 | |
90 | 95 | 96 | 95 | 91 | 98 | 95 | 88 | 86 | 100 | 99 | 99 | 82 | 83 | 89 | 91 | 88 | 76 | 82 | 94 | 95 | |
450 | 300 | 0 | 500 | 750 | 850 | 1200 | 1250 | 1650 | 1450 | 1050 | 650 | 850 | 950 | 1000 | 1250 | 1950 | 2200 | 2250 | 2000 | 2000 | |
 | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — |
 | — | 4:21 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — | — | 4:17 | — |
A light fall of snow, heaviest on Tue afternoon. Turning milder with light rain (total 7.0mm) on Wed morning. Freeze-thaw conditions (max 6°C on Thu night, min -2°C on Tue night). Wind will be generally light.
Mild with moderate rain (total 16.0mm) on Fri morning, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 7°C on Sun morning, min 0°C on Fri night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 17 Nov 2025 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.3 | Powder days Fresh snow, limited sun, any wind. |
0.0 | 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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