Biwako Valley Weather
Two Week Weather Forecast for Biwako Valley ( 940m to 1,174m 3,084ft to 3,852ft )
This is the Snow Forecast and Weather Outlook for Biwako Valley, Japan for 16 days from 15 June.
Updated 15 June 2025 06:35 UTC.
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 06:35 UTC, next update expected imminently.
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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 | |
|---|---|---|---|
| Sun 15 |  | Cloudy. | Max 24℃ 75°F Min 16℃ 61°F |
| Mon 16 |  | Fair. | Max 26℃ 79°F Min 20℃ 67°F |
| Tue 17 |  | Clear sky. | Max 24℃ 76°F Min 21℃ 69°F |
| Wed 18 | | Clear spells. | Max 27℃ 80°F Min 19℃ 67°F |
| Thu 19 | | Fair at altitude, clear spells below. | Max 26℃ 78°F Min 20℃ 67°F |
| Fri 20 | | Cloudy. | Max 29℃ 84°F Min 22℃ 72°F |
| Sat 21 |  | Snow showers at altitude, rain below. | Max 23℃ 73°F Min 21℃ 69°F |
| Sun 22 |  | Cloudy at altitude, fog below. | Max 22℃ 71°F Min 17℃ 63°F |
| Mon 23 |  | Drizzle. | Max 18℃ 65°F Min 17℃ 62°F |
| Tue 24 | | Light drizzle. | Max 19℃ 66°F Min 17℃ 63°F |
| Wed 25 | | Snow showers at altitude, rain showers below. | Max 20℃ 68°F Min 17℃ 63°F |
| Thu 26 | | Snow showers at altitude, light drizzle below. | Max 20℃ 68°F Min 16℃ 62°F |
| Fri 27 | | Light drizzle. | Max 22℃ 71°F Min 16℃ 62°F |
| Sat 28 | | Light drizzle. | Max 22℃ 72°F Min 17℃ 62°F |
| Sun 29 | | Light snow at altitude, light rain below. | Max 24℃ 75°F Min 17℃ 63°F |
| Mon 30 | | Cloudy. | Max 19℃ 66°F Min 18℃ 63°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 piste 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 06:35 UTC, next update expected imminently.
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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