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Biwako Valley Weather (Next 3 days): The snow forecast for Biwako Valley is: Moderate rain (total 16.0mm), heaviest on Sun afternoon. Freeze-thaw conditions (max 10°C on Sat night, min -2°C on Sun night). Winds decreasing (near gales from the N on Sun night, calm by Mon night).
Biwako Valley Weather (Days 4-6): Heavy rain (total 39.0mm), mainly falling Wed morning. Becoming colder with a light covering of snow, mostly falling on Fri morning. Freeze-thaw conditions (max 8°C on Wed afternoon, min -5°C on Fri morning). Winds decreasing (gales from the SE on Tue night, light winds from the NNW by Wed night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 9 |  | ||||
| Bottom Lift: | 10 |  |
Latest snow reports near Biwako Valley:
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  |  | | |  | | |  | |  |  | | | | |
clear | some clouds | rain shwrs | heavy rain | snow shwrs | clear | clear | clear | some clouds | some clouds | heavy rain | heavy rain | light rain | light rain | light rain | light rain | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
— | — | 3 | 12 | 1 | — | — | — | — | — | 11 | 15 | 5 | 3 | 1 | 4 | — | |
max °C | 9 | 10 | 9 | 5 | 2 | -1 | 2 | 2 | 4 | 4 | 5 | 7 | 8 | 8 | 5 | 3 | 1 |
min °C | 9 | 9 | 8 | 4 | -2 | -1 | 1 | 1 | 2 | 4 | 4 | 7 | 8 | 5 | 5 | 2 | -4 |
6 | 6 | 6 | -1 | -11 | -9 | -5 | -2 | -2 | -1 | -3 | 1 | 4 | 2 | 2 | -3 | -14 | |
80 | 85 | 94 | 96 | 84 | 70 | 33 | 29 | 73 | 88 | 93 | 94 | 97 | 97 | 88 | 96 | 72 | |
2800 | 2800 | 2850 | 2500 | 1400 | 950 | 1450 | 1750 | 1850 | 2150 | 2200 | 2900 | 2750 | 2750 | 2150 | 1700 | 1000 | |
 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — |
 | 4:46 | — | — | 4:46 | — | — | 4:47 | — | — | 4:47 | — | — | 4:49 | — | — | 4:49 | — |
Moderate rain (total 16.0mm), heaviest on Sun afternoon. Freeze-thaw conditions (max 10°C on Sat night, min -2°C on Sun night). Winds decreasing (near gales from the N on Sun night, calm by Mon night).
Heavy rain (total 39.0mm), mainly falling Wed morning. Becoming colder with a light covering of snow, mostly falling on Fri morning. Freeze-thaw conditions (max 8°C on Wed afternoon, min -5°C on Fri morning). Winds decreasing (gales from the SE on Tue night, light winds from the NNW by Wed night).
Latest snow reports near Biwako Valley:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 14 Dec 2025 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.8 | Powder days Fresh snow, limited sun, any wind. |
2.0 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Biwako Valley at the specific elevation of 1174 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Biwako 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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