Next 3 days weather summary:Heavy rain (total 41.0mm), heaviest during Sun night. Very mild (max 14°C on Fri afternoon, min 9°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 42.0mm), heaviest during Wed afternoon. Very mild (max 14°C on Thu morning, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | |  | | | | |  | |  | | |
rain shwrs | heavy rain | light rain | light rain | light rain | light rain | t-storm risk | heavy rain | some clouds | light rain | light rain | light rain | light rain | clear | light rain | heavy rain | heavy rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1 | 11 | 5 | 1 | 3 | 2 | 2 | 16 | — | 1 | 2 | 1 | 1 | — | 1 | 18 | 16 |
max °C | 14 | 11 | 10 | 10 | 11 | 12 | 13 | 12 | 14 | 13 | 11 | 11 | 11 | 10 | 13 | 12 | 13 |
min °C | 12 | 9 | 9 | 10 | 10 | 11 | 12 | 11 | 13 | 11 | 10 | 11 | 10 | 9 | 12 | 12 | 12 |
chill °C | 12 | 9 | 9 | 8 | 8 | 10 | 11 | 10 | 12 | 10 | 9 | 10 | 10 | 8 | 11 | 11 | 10 |
Humid % | 61 | 84 | 92 | 94 | 98 | 97 | 86 | 98 | 73 | 79 | 81 | 75 | 70 | 76 | 77 | 99 | 98 |
Freeze m | 3950 | 3600 | 3800 | 3900 | 3850 | 3950 | 4100 | 4050 | 4150 | 4050 | 3750 | 3650 | 3700 | 4100 | 4250 | 4450 | 4550 |
 | — | — | 5:39 | — | — | 5:41 | — | — | 5:41 | — | — | 5:41 | — | — | 5:43 | — | — |
 | 5:43 | — | — | 5:40 | — | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — | 5:36 | — |
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Hirayu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 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 Hirayu Onsen at the specific elevation of 1860 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Hirayu 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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