Next 4 days weather summary:Heavy rain (total 59.0mm), heaviest during Tue afternoon. Warm (max 25°C on Sun morning, min 18°C on Mon night). Wind will be generally light. | Days 5-7 weather summary:Heavy rain (total 31.0mm), heaviest during Tue night. Warm (max 28°C on Thu afternoon, min 19°C on Tue night). Wind will be generally light. | |||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  |  |  | |  |  |  |  | |  | |
mod. rain | t-storm risk | mod. rain | t-storm risk | t-storm risk | t-storm risk | rain shwrs | light rain | heavy rain | rain shwrs | some clouds | cloudy | some clouds | clear | t-storm risk | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 9 | 5 | 10 | 4 | 2 | 2 | 4 | 2 | 21 | 26 | — | — | — | — | 1 | — |
max °C | 23 | 25 | 23 | 22 | 24 | 22 | 19 | 20 | 20 | 20 | 22 | 23 | 21 | 27 | 28 | 22 |
min °C | 22 | 23 | 22 | 21 | 22 | 21 | 18 | 19 | 19 | 19 | 22 | 22 | 21 | 25 | 25 | 22 |
chill °C | 22 | 23 | 22 | 21 | 22 | 21 | 18 | 19 | 19 | 19 | 22 | 22 | 21 | 25 | 25 | 22 |
Humid % | 82 | 83 | 92 | 99 | 91 | 88 | 92 | 84 | 99 | 93 | 67 | 72 | 79 | 63 | 54 | 79 |
Freeze m | 4850 | 4700 | 4750 | 4700 | 4700 | 4800 | 4550 | 4450 | 4550 | 4400 | 4700 | 4700 | 4750 | 4950 | 4850 | 4900 |
 | — | 4:54 | — | — | 4:56 | — | — | 4:56 | — | — | 4:58 | — | — | 4:58 | — | — |
 | — | — | 6:44 | — | — | 6:43 | — | — | 6:42 | — | — | 6:39 | — | — | 6:38 | — |
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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 608 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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