Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  | | |  |  | |  | | |  | |
clear | clear | some clouds | cloudy | cloudy | cloudy | light rain | light rain | heavy rain | light rain | light rain | light rain | some clouds | some clouds | rain shwrs | light rain | light rain | mod. rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 2 | 3 | 12 | 2 | 2 | 1 | — | — | 1 | 1 | 5 | 9 |
max °C | 14 | 14 | 11 | 14 | 14 | 12 | 13 | 12 | 11 | 7 | 7 | 6 | 10 | 9 | 11 | 14 | 13 | 11 |
min °C | 12 | 11 | 10 | 12 | 12 | 12 | 12 | 12 | 6 | 7 | 6 | 5 | 9 | 8 | 9 | 13 | 12 | 5 |
chill °C | 12 | 11 | 10 | 12 | 12 | 11 | 11 | 12 | 3 | 4 | 5 | 5 | 7 | 5 | 6 | 11 | 12 | 3 |
Humid % | 45 | 45 | 55 | 51 | 60 | 56 | 71 | 89 | 96 | 91 | 86 | 89 | 73 | 78 | 83 | 83 | 83 | 93 |
Freeze m | 2550 | 2650 | 3100 | 3150 | 3100 | 3150 | 3050 | 2950 | 2050 | 1550 | 1500 | 1450 | 2350 | 2500 | 2900 | 3400 | 3200 | 2050 |
 | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — |
 | — | 4:37 | — | — | 4:36 | — | — | 4:35 | — | — | 4:34 | — | — | 4:34 | — | — | 4:32 | — |
Next 3 days weather summary:Moderate rain (total 17.0mm), heaviest on Sun night. Very mild (max 14°C on Fri morning, min 6°C on Sun night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 21.0mm), heaviest during Wed night. Very mild (max 14°C on Wed morning, min 5°C on Mon night). Wind will be generally light. | |||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche 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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