Next 3 days weather summary:Moderate rain (total 13.0mm) heaviest on Fri afternoon, then becoming colder with a dusting of snow on Sat morning. Freeze-thaw conditions (max 10°C on Fri morning, min -2°C on Sat morning). Winds decreasing (fresh winds from the W on Fri night, calm by Sun afternoon). | Days 4-6 weather summary:Light rain (total 4.0mm), mostly falling on Tue afternoon. Very mild (max 12°C on Wed morning, min 6°C on Mon night). Wind will be generally light. | |||||||||||||||||
Friday 8 | Saturday 9 | Sunday 10 | Monday 11 | Tuesday 12 | Wednesday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | |  |  | | |  |  | | | | |
light rain | heavy rain | snow shwrs | snow shwrs | snow shwrs | clear | clear | clear | clear | some clouds | cloudy | clear | some clouds | rain shwrs | rain shwrs | clear | rain shwrs | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
1 | 12 | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | 1 | — | |
max °C | 10 | 7 | 2 | 2 | 2 | 1 | 6 | 7 | 5 | 9 | 10 | 6 | 10 | 10 | 8 | 12 | 12 | 10 |
min °C | 9 | 5 | -1 | -2 | 1 | 0 | 4 | 6 | 5 | 7 | 8 | 6 | 9 | 9 | 7 | 10 | 11 | 9 |
7 | 2 | -7 | -8 | -3 | -3 | 2 | 6 | 4 | 6 | 8 | 5 | 9 | 9 | 7 | 10 | 11 | 9 | |
68 | 91 | 54 | 92 | 67 | 56 | 37 | 49 | 48 | 41 | 59 | 69 | 54 | 67 | 73 | 47 | 54 | 65 | |
3000 | 2950 | 1700 | 1550 | 2050 | 1850 | 2350 | 2650 | 3000 | 3050 | 2900 | 3050 | 3150 | 3100 | 3200 | 3200 | 3250 | 3300 | |
 | 4:48 | — | — | 4:47 | — | — | 4:46 | — | — | 4:45 | — | — | 4:43 | — | — | 4:43 | — | — |
 | — | 6:42 | — | — | 6:43 | — | — | 6:44 | — | — | 6:45 | — | — | 6:45 | — | — | 6:45 | — |
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. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Happo One at the specific elevation of 1831 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
Unfortunately, 2019/20 is shaping up as the worst season in decades. Happo is a great mountain, but unfortunately, snow conditions are just like back home, icy at the top and wet muck from the middle to bottom, with that famous Japan powder, just something others talk about.
Mick from Australia writes:
Unfortunately, 2019/20 is shaping up as the worst season in decades.
Happo is a great mountain, but unfortunately, snow conditions are just like back home, icy at the top and wet muck from the middle to bottom, with that famous Japan powder, just something others talk about.
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