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Biwako Valley Weather (Next 3 days): The snow forecast for Biwako Valley is: Drizzle at first, then turning colder with dusting of snow on Tue afternoon. Freeze-thaw conditions (max 3°C on Mon afternoon, min -3°C on Sun morning). Winds increasing (calm on Sun night, fresh winds from the W by Mon night).
Biwako Valley Weather (Days 4-6): A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Wed morning, min -9°C on Fri morning). Winds increasing (moderate winds from the W on Thu night, near gales from the NW by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -2 |  | ||||
| Bottom Lift: | -1 | |
Latest snow reports near Biwako Valley:
Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | |  | | | | | | | | |  | |
light snow | clear | clear | clear | some clouds | some clouds | cloudy | light snow | snow shwrs | cloudy | cloudy | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | snow shwrs | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | — | — | 24 | |
— | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -1 | -1 | 1 | 3 | 2 | 3 | 2 | 0 | -1 | -2 | -3 | -5 | -5 | -6 | -7 | -7 | -8 |
min °C | -3 | -1 | -1 | 0 | 2 | 1 | 2 | 1 | -1 | -2 | -3 | -5 | -5 | -5 | -7 | -9 | -8 | -9 |
-8 | -5 | -3 | -5 | -4 | -5 | -4 | -4 | -7 | -9 | -11 | -14 | -14 | -14 | -15 | -20 | -19 | -21 | |
94 | 78 | 58 | 57 | 53 | 79 | 82 | 94 | 85 | 58 | 82 | 88 | 78 | 87 | 79 | 76 | 73 | 73 | |
700 | 1000 | 950 | 1150 | 1550 | 1450 | 1550 | 1500 | 1100 | 1000 | 900 | 600 | 550 | 550 | 300 | 200 | 400 | 0 | |
 | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — |
 | — | 4:51 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — |
Drizzle at first, then turning colder with dusting of snow on Tue afternoon. Freeze-thaw conditions (max 3°C on Mon afternoon, min -3°C on Sun morning). Winds increasing (calm on Sun night, fresh winds from the W by Mon night).
A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Wed morning, min -9°C on Fri morning). Winds increasing (moderate winds from the W on Thu night, near gales from the NW by Fri night).
Latest snow reports near Biwako Valley:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 41 cm |
| Last snowfall: | 27 Dec 2025 |
| Snow Alerts | Create Alert |
1.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
2.2 | 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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