Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  |  | | |  |  | | | | | | |
clear | cloudy | cloudy | light rain | light rain | mod. rain | light rain | rain shwrs | some clouds | cloudy | cloudy | light rain | mod. rain | mod. rain | mod. rain | mod. rain | light rain | mod. rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 1 | 2 | 10 | 3 | 1 | — | — | — | 1 | 8 | 7 | 8 | 6 | 4 | 6 |
max °C | 12 | 11 | 8 | 9 | 9 | 9 | 6 | 5 | 2 | 4 | 5 | 4 | 6 | 8 | 10 | 7 | 5 | 3 |
min °C | 11 | 8 | 8 | 9 | 8 | 6 | 6 | 3 | 1 | 3 | 2 | 3 | 5 | 8 | 8 | 6 | 4 | 2 |
chill °C | 10 | 8 | 8 | 8 | 8 | 2 | 2 | -2 | -2 | 3 | 0 | 1 | 3 | 8 | 6 | 0 | -3 | -6 |
Humid % | 59 | 51 | 73 | 87 | 94 | 97 | 81 | 71 | 64 | 59 | 51 | 69 | 93 | 97 | 95 | 83 | 85 | 92 |
Freeze m | 2500 | 2500 | 2300 | 2050 | 2200 | 2000 | 1150 | 900 | 600 | 700 | 1400 | 1750 | 2100 | 2350 | 2300 | 1200 | 1000 | 650 |
 | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — |
 | — | 4:22 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — |
Next 3 days weather summary:Moderate rain (total 17.0mm), heaviest on Sun night. Very mild (max 12°C on Sat morning, min 1°C on Mon night). Winds increasing (calm on Sat afternoon, fresh winds from the WNW by Mon afternoon). | Days 4-6 weather summary:Heavy rain (total 40.0mm), heaviest during Wed afternoon. Very mild (max 10°C on Wed night, min 2°C on Tue afternoon). Winds increasing (calm on Tue morning, gales from the WSW by Thu afternoon). | |||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Iwakisan Hyakuzawa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 11 Nov 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 Iwakisan Hyakuzawa at the specific elevation of 346 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Iwakisan Hyakuzawa. 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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