Next 3 days weather summary:Moderate rain (total 17.0mm), heaviest on Fri afternoon. Very mild (max 18°C on Fri morning, min 8°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Light rain (total 3.0mm), mostly falling on Wed morning. Very mild (max 18°C on Mon morning, min 13°C on Mon night). Wind will be generally light. | |||||||||||||||||
Friday 8 | Saturday 9 | Sunday 10 | Monday 11 | Tuesday 12 | Wednesday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | |  | | | | |  | | | | |
light rain | mod. rain | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | some clouds | clear | clear | some clouds | some clouds | some clouds | rain shwrs | rain shwrs | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
2 | 8 | 2 | 4 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | |
max °C | 18 | 14 | 9 | 12 | 12 | 10 | 15 | 15 | 13 | 18 | 18 | 14 | 18 | 17 | 15 | 18 | 18 | 15 |
min °C | 16 | 12 | 8 | 8 | 10 | 8 | 14 | 14 | 12 | 17 | 16 | 13 | 17 | 16 | 15 | 17 | 16 | 14 |
16 | 10 | 5 | 6 | 8 | 6 | 14 | 14 | 12 | 17 | 16 | 13 | 17 | 16 | 15 | 17 | 16 | 14 | |
66 | 90 | 58 | 88 | 56 | 60 | 33 | 40 | 58 | 40 | 45 | 66 | 57 | 61 | 75 | 64 | 67 | 79 | |
3050 | 3000 | 1900 | 1550 | 1900 | 1950 | 2200 | 2550 | 2950 | 3100 | 3000 | 3100 | 3200 | 3100 | 3000 | 3000 | 3150 | 3200 | |
 | 4:47 | — | — | 4:46 | — | — | 4:45 | — | — | 4:43 | — | — | 4:43 | — | — | 4:41 | — | — |
 | — | 6:42 | — | — | 6:43 | — | — | 6:44 | — | — | 6:45 | — | — | 6:45 | — | — | 6:46 | — |
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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