Next 4 days weather summary:Light rain (total 7.0mm), mostly falling on Thu night. Warm (max 25°C on Sat morning, min 15°C on Thu night). Wind will be generally light. | Days 5-7 weather summary:Moderate rain (total 19.0mm), heaviest on Sun night. Warm (max 23°C on Wed morning, min 12°C on Mon night). Wind will be generally light. | |||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  | |  |  | |  | |  | | |
rain shwrs | clear | some clouds | some clouds | clear | rain shwrs | rain shwrs | light rain | light rain | light rain | mod. rain | rain shwrs | clear | some clouds | cloudy | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1 | — | — | — | — | 2 | 1 | 1 | 2 | 4 | 6 | 3 | — | — | — | — |
max °C | 17 | 24 | 23 | 16 | 25 | 24 | 18 | 22 | 21 | 19 | 20 | 19 | 13 | 22 | 21 | 16 |
min °C | 15 | 20 | 17 | 15 | 22 | 19 | 18 | 20 | 19 | 18 | 20 | 16 | 12 | 19 | 17 | 15 |
chill °C | 15 | 20 | 17 | 15 | 22 | 19 | 18 | 20 | 19 | 18 | 20 | 16 | 12 | 19 | 17 | 15 |
Humid % | 93 | 74 | 66 | 88 | 70 | 76 | 93 | 92 | 91 | 98 | 98 | 96 | 78 | 76 | 83 | 90 |
Freeze m | 4500 | 4600 | 4600 | 4600 | 4700 | 4800 | 4800 | 4750 | 4800 | 5150 | 4950 | 5000 | 5100 | 4950 | 4850 | 4800 |
 | — | 5:31 | — | — | 5:33 | — | — | 5:33 | — | — | 5:35 | — | — | 5:35 | — | — |
 | — | — | 5:52 | — | — | 5:51 | — | — | 5:49 | — | — | 5:47 | — | — | 5:45 | — |
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Happo One:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| 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 Happo One at the specific elevation of 760 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Happo One. 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.
Overall 3.8 Based on 42 votes and 27 reviews
It is not raining at all. [note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
Yoshi from Japan writes:
It is not raining at all.
[note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
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