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Zao Snow Forecast - 21st July 2026

Zao Snow Report and Forecast

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JMA

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Updated 21 July 2026 13:43 AEST

Snow Forecast for Zao

Snow and Weather from 21 July.

For Forecast detail, see below.

Zao Snow Forecast Highlights

When will there be fresh snow in Zao?

Zao Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (1,221m)
Next Snow?
There is no snow currently in the forecast for Zao.

Forecast for today in Zao

Max 29℃
Min 22℃

Valley temperatures from an overnight low of 22℃ to daytime highs around 29℃

Temperature at BaseTemp at Base

Tue
21

Snow unlikely

ClearLt DrizzleClearFair

Clear sky first, light drizzle then clear sky, fair later.

Forecast times for Zao are in Tokyo (Asia/Tokyo) time zone.

Zao 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Zao from OpenMeteo(JMA)
Tue
21
Wed
22
Thu
23
Fri
24
Sat
25
Sun
26
Mon
27
Wind
1,661m
24℃
Clear
23℃
Clear
20℃
Fair
16℃
Lt Rain
19℃
Lt Drizzle
21℃
Lt Drizzle
19℃
Shwrs
1,221m
26℃
Clear
26℃
Clear
23℃
Fair
19℃
Lt Rain
22℃
Lt Drizzle
24℃
Lt Drizzle
22℃
Shwrs
780m
29℃
Clear
29℃
Clear
25℃
Fair
22℃
Lt Rain
25℃
Lt Drizzle
27℃
Lt Drizzle
25℃
Shwrs
Snow Line
Max Town29℃29℃25℃22℃25℃27℃25℃
Min Town22℃21℃21℃19℃18℃18℃18℃

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

Snow Reliability

Zao is known for its reliable snow conditions, typically featuring a snow depth of around 1.5 to 3 meters during peak season. For the latest snow reports and conditions, check J2Ski for up-to-date information.

Understanding and predicting Snow Conditions in Zao

Here are our tips for making the most of a trip to Zao, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Zao, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Zao is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Zao will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Zao for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.