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Kusatsu Onsen Weather Forecast - 7 to 16 days - 21st March 2026

Kusatsu Onsen Weather

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JMA

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Weather Forecast for Kusatsu Onsen (4,085ft to 5,249ft)

Weather Outlook from 21 March.

Kusatsu Onsen Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Kusatsu Onsen Weather Forecast updated at 09:42 PDT, next update expected 15:00 PDT.

Long-range Snow Outlook for Kusatsu Onsen

 
Snowfall

 
Snow Line

Max 49°F
Min 25°F

Snow unlikely

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Kusatsu Onsen Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Kusatsu Onsen from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Sat
21
Clear

Clear sky.

Max 36°F
Min 28°F
Sun
22
Mixed

Clear spells.

Max 44°F
Min 27°F
Mon
23
Fair

Clear spells at altitude, fair below.

Max 47°F
Min 31°F
Tue
24
Clear

Clear sky.

Max 49°F
Min 25°F
Wed
25
Lt Drizzle

Light drizzle.

Max 44°F
Min 32°F
Thu
26
Cloud

Cloudy.

Max 47°F
Min 37°F
Fri
27
Lt Drizzle

Light drizzle.

Max 45°F
Min 36°F

This Snow Forecast for Kusatsu Onsen, 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 Kusatsu Onsen, 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.

Kusatsu Onsen Weather Forecast updated at 09:42 PDT, next update expected 15:00 PDT.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Kusatsu Onsen.

For more information about this Japanese Ski Resort, See Also Skiing and Snowboarding in Kusatsu Onsen .

Off-Piste Safety in Kusatsu Onsen

Before skiing or snowboarding off-piste in Kusatsu Onsen, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.