Biwako Valley Snow Forecast - 7 day
Updated 22 October 2026 20:44 AEDT
7-Day Snow Forecast for Biwako Valley
1-week from 22 October.
For Forecast detail, see below.
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Biwako Valley 7-Day Snow Forecast Highlights
When will there be fresh snow in Biwako Valley?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Biwako Valley. |
7-Day Snow Outlook for Biwako Valley
Snowfall
Snow Line
Max 16℃
Min 3℃
Snow unlikely
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Biwako Valley Medium-Range (7-Day) Snow Forecast Detail
Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.
Max 8℃
Min 6℃
Valley temperatures from an overnight low of 6℃ to daytime highs around 8℃
Temperature at BaseTemp at Base
Thu
22
Snow unlikely
Drizzle first, light drizzle then fair, clear sky later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 14℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Fri
23
Snow unlikely
Clear sky, clear spells, rain showers later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 14℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Sat
24
Snow unlikely
Light rain first, heavy drizzle then rain, rain showers later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 16℃
Min 14℃
Valley temperatures from an overnight low of 14℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Sun
25
Snow unlikely
Rain showers first, light rain then rain, light rain later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 14℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Mon
26
Snow unlikely
Light drizzle.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 14℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Tue
27
Snow unlikely
Light rain showers first, drizzle then light rain, light drizzle later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Max 7℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 7℃
Temperature at BaseTemp at Base
Wed
28
Snow unlikely
Light drizzle, rain showers, clear sky later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
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 Snow Forecast updated at 20:44 AEDT, next update expected 02:00 AEDT.
Snow Forecast near Biwako Valley
| Ski Area | 48 Hr | 7 Day | Th | Fr | Sa | Su | Mo | Tu | We |
|---|---|---|---|---|---|---|---|---|---|
| Myoko Suginohara | - | 4cm |
How reliable is the snow in Biwako Valley?
Biwako Valley typically sees a snow depth of around 1 to 2 meters throughout the season, with reliable snowfall from December to March. For the latest snow conditions, check updates on J2Ski.