Next 4 days weather summary:Moderate rain (total 11.0mm), heaviest on Tue morning. Warm (max 27°C on Thu morning, min 20°C on Mon night). Wind will be generally light. | Days 5-7 weather summary:Heavy rain (total 22.0mm), heaviest during Sat afternoon. Warm (max 28°C on Fri morning, min 23°C on Thu night). Wind will be generally light. | |||||||||||||||
Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | |  | | | | |  | |  | |
some clouds | rain shwrs | rain shwrs | rain shwrs | some clouds | rain shwrs | clear | some clouds | t-storm risk | rain shwrs | some clouds | t-storm risk | rain shwrs | light rain | t-storm risk | t-storm risk | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 3 | 3 | 1 | — | 2 | — | — | 2 | 1 | — | 3 | 1 | 1 | 5 | 4 |
max °C | 21 | 23 | 24 | 22 | 26 | 25 | 23 | 27 | 26 | 24 | 28 | 27 | 24 | 27 | 26 | 24 |
min °C | 20 | 23 | 23 | 21 | 24 | 24 | 22 | 25 | 25 | 23 | 26 | 25 | 23 | 26 | 24 | 23 |
chill °C | 20 | 23 | 23 | 21 | 24 | 24 | 22 | 25 | 25 | 23 | 26 | 25 | 23 | 26 | 24 | 23 |
Humid % | 86 | 81 | 79 | 85 | 74 | 77 | 83 | 72 | 73 | 83 | 76 | 72 | 86 | 76 | 79 | 82 |
Freeze m | 4500 | 4600 | 4800 | 4950 | 5050 | 5100 | 5250 | 5150 | 5050 | 5200 | 5150 | 5100 | 5150 | 5050 | 4900 | 4800 |
 | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:37 | — | — | 4:37 | — | — |
 | — | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — | 7:08 | — |
SnowProGo pro and carve into:
Avalanche information: Japan Avalanche Network
Latest snow reports near Itoigawa Seaside Valley:
| 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 Itoigawa Seaside Valley at the specific elevation of 490 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Itoigawa Seaside Valley. 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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