Next 4 days weather summary:Light rain (total 6.0mm), mostly falling on Mon night. Warm (max 20°C on Thu morning, min 12°C on Tue night). Wind will be generally light. | Days 5-7 weather summary:Moderate rain (total 14.0mm), heaviest on Fri morning. Very mild (max 15°C on Sun morning, min 9°C on Sat night). Winds decreasing (strong winds from the WNW on Fri morning, calm by Sat night). | |||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | |  | | | | |  | | | | |
light rain | light rain | rain shwrs | some clouds | clear | clear | some clouds | some clouds | some clouds | light rain | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 3 | 2 | 1 | — | — | — | — | — | — | 3 | 3 | 2 | 2 | 2 | 2 | — |
max °C | 17 | 15 | 15 | 13 | 18 | 18 | 16 | 20 | 20 | 14 | 13 | 12 | 11 | 12 | 11 | 10 |
min °C | 13 | 15 | 13 | 12 | 15 | 14 | 13 | 19 | 16 | 11 | 12 | 11 | 10 | 12 | 10 | 9 |
chill °C | 11 | 13 | 12 | 11 | 15 | 14 | 12 | 19 | 15 | 8 | 9 | 8 | 7 | 10 | 8 | 8 |
Humid % | 95 | 85 | 77 | 88 | 50 | 64 | 80 | 75 | 69 | 97 | 84 | 67 | 85 | 86 | 88 | 79 |
Freeze m | 3850 | 3850 | 3900 | 3700 | 3850 | 4050 | 4300 | 4100 | 4100 | 4100 | 2250 | 2150 | 2750 | 3250 | 3350 | 3300 |
 | — | 5:30 | — | — | 5:31 | — | — | 5:31 | — | — | 5:33 | — | — | 5:33 | — | — |
 | — | — | 5:23 | — | — | 5:22 | — | — | 5:21 | — | — | 5:19 | — | — | 5:17 | — |
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | 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 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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