Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Mostly dry. Freeze-thaw conditions (max 6°C on Wed afternoon, min -3°C on Mon night). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): Mostly dry. Mild temperatures (max 7°C on Fri afternoon, min 1°C on Thu night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 1 |  | ||||
| Bottom Lift: | 3 |  |
Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | |  | | |  | | | | | | | |
snow shwrs | some clouds | snow shwrs | snow shwrs | clear | clear | cloudy | some clouds | cloudy | clear | cloudy | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 2 | -1 | 2 | 1 | -2 | 5 | 6 | 3 | 6 | 6 | 3 | 6 | 7 | 3 | 7 | 7 | 4 |
min °C | 1 | -1 | -3 | 1 | -2 | -3 | 2 | 3 | 2 | 4 | 4 | 1 | 4 | 4 | 3 | 5 | 5 | 3 |
-4 | -5 | -8 | -5 | -7 | -8 | 0 | 1 | -1 | 2 | 2 | 0 | 2 | 1 | 0 | 2 | 2 | 2 | |
79 | 66 | 93 | 69 | 65 | 75 | 43 | 41 | 73 | 71 | 68 | 90 | 56 | 61 | 90 | 65 | 48 | 53 | |
650 | 750 | 0 | 650 | 700 | 0 | 950 | 1250 | 1350 | 1100 | 1250 | 850 | 1000 | 1250 | 950 | 1100 | 1400 | 1250 | |
 | 5:48 | — | — | 5:46 | — | — | 5:45 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — |
 | — | 5:44 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:49 | — |
Mostly dry. Freeze-thaw conditions (max 6°C on Wed afternoon, min -3°C on Mon night). Wind will be generally light.
Mostly dry. Mild temperatures (max 7°C on Fri afternoon, min 1°C on Thu night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| 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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