Next 4 days weather summary:Light rain (total 5.0mm), mostly falling on Sun night. Warm (max 24°C on Wed morning, min 19°C on Mon night). Wind will be generally light. | Days 5-7 weather summary:Mostly dry. Warm (max 25°C on Thu morning, min 21°C on Wed night). Wind will be generally light. | |||||||||||||||
Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | | | | | | | | | |
rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 3 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 22 | 22 | 22 | 20 | 22 | 23 | 21 | 24 | 24 | 21 | 25 | 25 | 22 | 24 | 24 | 21 |
min °C | 20 | 21 | 21 | 19 | 21 | 22 | 20 | 22 | 23 | 21 | 23 | 24 | 21 | 22 | 23 | 21 |
chill °C | 20 | 21 | 21 | 19 | 21 | 22 | 20 | 22 | 23 | 21 | 23 | 24 | 21 | 22 | 23 | 21 |
Humid % | 92 | 89 | 82 | 84 | 79 | 70 | 65 | 64 | 62 | 74 | 72 | 64 | 78 | 69 | 63 | 75 |
Freeze m | 5550 | 5400 | 5550 | 5500 | 5500 | 5700 | 5650 | 5650 | 5500 | 5450 | 5400 | 5400 | 5500 | 5450 | 5400 | 5300 |
 | — | 4:50 | — | — | 4:50 | — | — | 4:52 | — | — | 4:52 | — | — | 4:54 | — | — |
 | — | — | 6:50 | — | — | 6:49 | — | — | 6:47 | — | — | 6:46 | — | — | 6:45 | — |
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Avalanche information: Japan Avalanche Network
Latest snow reports near Joetsu Kokusai:
| 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 Joetsu Kokusai at the specific elevation of 1017 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Joetsu Kokusai. 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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