Biwako Valley Weather
Two Week Weather Forecast for Biwako Valley (3,084ft to 3,852ft)
This is the Snow Forecast and Weather Outlook for Biwako Valley, Japan for 16 days from 19 June.
Updated 19 June 2025 09:33 PDT.
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Biwako Valley Weather Forecast updated at 09:33 PDT, next update expected 15:00 PDT.
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Biwako Valley has no new snow forecast in the next 48 hours.
Biwako Valley Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Thu 19 |  | Fair. | Max 76°F Min 66°F |
| Fri 20 | | Clear spells. | Max 79°F Min 72°F |
| Sat 21 |  | Cloudy. | Max 82°F Min 70°F |
| Sun 22 |  | Light rain. | Max 80°F Min 66°F |
| Mon 23 | | Light snow at altitude, light rain below. | Max 74°F Min 69°F |
| Tue 24 | | Light rain. | Max 79°F Min 70°F |
| Wed 25 | | Cloudy. | Max 76°F Min 72°F |
| Thu 26 |  | Snow showers at altitude, light rain showers below. | Max 77°F Min 71°F |
| Fri 27 | | Cloudy. | Max 75°F Min 64°F |
| Sat 28 | | Light snow at altitude, light rain below. | Max 78°F Min 65°F |
| Sun 29 | | Light snow showers at altitude, light rain showers below. | Max 74°F Min 61°F |
| Mon 30 | | Cloudy at altitude, rain showers below. | Max 73°F Min 62°F |
| Tue 01 | | Cloudy. | Max 71°F Min 62°F |
| Wed 02 |  | Clear sky. | Max 76°F Min 63°F |
| Thu 03 | | Cloudy. | Max 81°F Min 69°F |
| Fri 04 | | Cloudy. | Max 88°F Min 66°F |
No significant snowfall is forecast for this period.
This Snow Forecast for Biwako Valley, Japan gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Biwako Valley, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Biwako Valley Weather Forecast updated at 09:33 PDT, next update expected 15:00 PDT.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Biwako Valley.For more information about this Japanese Ski Resort, See Also Skiing and Snowboarding in Biwako Valley .
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