Next 4 days weather summary:Light rain (total 5.0mm), mostly falling on Thu afternoon. Warm (max 20°C on Thu afternoon, min 14°C on Mon night). Winds decreasing (fresh winds from the SE on Wed morning, calm by Wed night). | Days 5-7 weather summary:Heavy rain (total 75.0mm), heaviest during Sat afternoon. Warm (max 22°C on Fri afternoon, min 17°C on Thu night). Winds increasing (calm on Fri afternoon, strong winds from the SE by Sat afternoon). | |||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  | |  |  |  |  | | |  |  |  | |
some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | some clouds | rain shwrs | t-storm risk | t-storm risk | clear | t-storm risk | some clouds | light rain | heavy rain | heavy rain | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | 1 | 4 | 3 | — | 1 | — | 4 | 25 | 35 | |
max °C | 14 | 17 | 17 | 15 | 17 | 17 | 16 | 19 | 20 | 17 | 21 | 22 | 19 | 18 | 17 | 18 |
min °C | 14 | 16 | 16 | 14 | 15 | 16 | 16 | 19 | 19 | 17 | 20 | 20 | 18 | 18 | 17 | 17 |
13 | 16 | 16 | 12 | 13 | 15 | 16 | 19 | 19 | 17 | 20 | 20 | 18 | 17 | 15 | 16 | |
75 | 65 | 78 | 88 | 85 | 82 | 93 | 85 | 82 | 83 | 73 | 74 | 85 | 94 | 97 | 99 | |
3800 | 4050 | 4050 | 4200 | 4300 | 4200 | 4450 | 4400 | 4250 | 4150 | 4400 | 4500 | 4600 | 4700 | 4850 | 5050 | |
 | — | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — |
 | — | — | 7:12 | — | — | 7:12 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — |
SnowProGo pro and carve into:
Avalanche information: Japan Avalanche Network
Latest snow reports near Biwako 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 Biwako Valley at the specific elevation of 950 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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