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Happo One Weather (Next 3 days): The snow forecast for Happo One is: Heavy rain (total 45.0mm), heaviest during Tue afternoon. Very mild (max 17°C on Sun morning, min 9°C on Mon night). Wind will be generally light.
Happo One Weather (Days 4-6): Heavy rain (total 55.0mm), heaviest during Thu afternoon. Very mild (max 12°C on Fri afternoon, min 7°C on Thu night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | 13 |  | |||
| Middle Lift: | 16 | | ||||
| Bottom Lift: | 0.0 m | 17 | |
Latest snow reports near Happo One:
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | |  | |  |  |  | |  |  | | | | | | | | | |
clear | rain shwrs | light rain | light rain | light rain | some clouds | light rain | heavy rain | heavy rain | some clouds | rain shwrs | rain shwrs | mod. rain | heavy rain | heavy rain | clear | clear | some clouds | some clouds | light rain | heavy rain | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | 2 | 1 | 3 | 2 | — | 1 | 19 | 17 | — | 1 | 2 | 8 | 29 | 15 | — | — | — | — | 1 | 27 | |
max°C | 17 | 16 | 13 | 12 | 11 | 10 | 11 | 11 | 10 | 11 | 11 | 10 | 10 | 11 | 9 | 11 | 12 | 10 | 12 | 12 | 10 |
min°C | 15 | 14 | 12 | 11 | 10 | 9 | 10 | 10 | 9 | 10 | 10 | 9 | 10 | 10 | 7 | 9 | 10 | 8 | 10 | 11 | 9 |
14 | 14 | 12 | 10 | 9 | 8 | 9 | 10 | 8 | 10 | 9 | 7 | 7 | 7 | 4 | 9 | 9 | 6 | 9 | 9 | 7 | |
76 | 77 | 87 | 98 | 94 | 93 | 91 | 99 | 97 | 79 | 79 | 80 | 97 | 97 | 95 | 69 | 52 | 63 | 50 | 68 | 98 | |
4500 | 4500 | 4600 | 4450 | 4150 | 4200 | 4050 | 4000 | 3800 | 4100 | 4150 | 4000 | 4000 | 3950 | 3400 | 3850 | 4150 | 4350 | 3900 | 3700 | 3950 | |
 | 5:52 | — | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | — | 5:56 | — | — | 5:56 | — | — | 5:58 | — | — |
 | — | 5:16 | — | — | 5:15 | — | — | 5:14 | — | — | 5:13 | — | — | 5:10 | — | — | 5:09 | — | — | 5:08 | — |
Heavy rain (total 45.0mm), heaviest during Tue afternoon. Very mild (max 17°C on Sun morning, min 9°C on Mon night). Wind will be generally light.
Heavy rain (total 55.0mm), heaviest during Thu afternoon. Very mild (max 12°C on Fri afternoon, min 7°C on Thu night). Wind will be generally light.
Latest snow reports near Happo One:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Apr 2025 |
| 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 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 3.9 Based on 31 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.
The Happo One skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Happo One snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Happo One at:
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