Tue 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | |  | | | |  |  | | | |
mod. rain | heavy rain | light rain | light rain | rain shwrs | some clouds | some clouds | light rain | light rain | rain shwrs | heavy rain | rain shwrs | mod. rain | mod. rain | cloudy | light rain | heavy rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 8 | 18 | 4 | 2 | 1 | — | — | 1 | 3 | 1 | 19 | 2 | 7 | 7 | — | 2 | 14 |
max °C | 16 | 10 | 7 | 6 | 6 | 12 | 14 | 11 | 13 | 15 | 13 | 14 | 12 | 9 | 11 | 11 | 12 |
min °C | 14 | 7 | 6 | 6 | 5 | 10 | 11 | 11 | 13 | 13 | 12 | 13 | 10 | 7 | 10 | 10 | 11 |
chill °C | 13 | 4 | 3 | 4 | 5 | 10 | 11 | 10 | 12 | 13 | 12 | 12 | 8 | 7 | 10 | 10 | 10 |
Humid % | 84 | 86 | 88 | 87 | 78 | 48 | 54 | 62 | 79 | 77 | 95 | 74 | 77 | 94 | 69 | 79 | 73 |
Freeze m | 2950 | 1800 | 1400 | 1300 | 1300 | 2450 | 2750 | 2600 | 2700 | 2950 | 2650 | 2300 | 2200 | 1850 | 2550 | 2500 | 2700 |
 | — | — | 6:07 | — | — | 6:07 | — | — | 6:09 | — | — | 6:09 | — | — | 6:11 | — | — |
 | 4:57 | — | — | 4:55 | — | — | 4:54 | — | — | 4:53 | — | — | 4:52 | — | — | 4:51 | — |
Next 3 days weather summary:Heavy rain (total 37.0mm), heaviest during Tue night. Very mild (max 16°C on Tue afternoon, min 5°C on Wed night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 81.0mm), heaviest during Mon morning. Very mild (max 15°C on Fri afternoon, min 7°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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