Tue 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | |  | |  | | | |  |  | |  | |
light rain | rain shwrs | clear | clear | clear | clear | clear | some clouds | clear | some clouds | some clouds | some clouds | some clouds | mod. rain | mod. rain | mod. rain | light rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | 9 | 8 | 7 | 5 |
max °C | 5 | 4 | 9 | 9 | 8 | 13 | 13 | 11 | 15 | 15 | 12 | 15 | 14 | 12 | 12 | 12 | 11 |
min °C | 5 | 3 | 7 | 7 | 7 | 11 | 11 | 10 | 13 | 12 | 11 | 13 | 12 | 10 | 11 | 11 | 10 |
chill °C | 4 | 3 | 7 | 7 | 7 | 11 | 11 | 10 | 13 | 12 | 11 | 13 | 12 | 10 | 11 | 11 | 9 |
Humid % | 90 | 84 | 62 | 62 | 62 | 43 | 52 | 51 | 39 | 50 | 62 | 66 | 71 | 70 | 93 | 97 | 95 |
Freeze m | 1200 | 1050 | 1350 | 1900 | 2200 | 2800 | 3000 | 2800 | 2600 | 2550 | 2850 | 3000 | 3050 | 3000 | 3100 | 3000 | 2550 |
 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — |
 | 4:43 | — | — | 4:42 | — | — | 4:40 | — | — | 4:39 | — | — | 4:39 | — | — | 4:38 | — |
Next 3 days weather summary:Light rain (total 3.0mm), mostly falling on Tue afternoon. Very mild (max 15°C on Fri morning, min 3°C on Tue night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 31.0mm), heaviest during Sat night. Very mild (max 15°C on Fri afternoon, min 10°C on Sat 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 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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