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Kiroro Snow Forecast - 20th August 2026

Kiroro Snow Report and Forecast

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JMA

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Updated 19 August 2026 20:44 PDT

Snow Forecast for Kiroro

Snow and Weather from 20 August.

For Forecast detail, see below.

Kiroro Snow Forecast Highlights

When will there be fresh snow in Kiroro?

Kiroro Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (2,871ft)
Next Snow?
There is no snow currently in the forecast for Kiroro.

Forecast for today in Kiroro

Max 76°F
Min 63°F

Valley temperatures from an overnight low of 63°F to daytime highs around 76°F

Temperature at BaseTemp at Base

Thu
20

Snow unlikely

FairFairClearCloud

Fair, clear sky, cloudy later.

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

Kiroro 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Kiroro from OpenMeteo(JMA)
Thu
20
Fri
21
Sat
22
Sun
23
Mon
24
Tue
25
Wed
26
Wind
3,871ft
70°F
Clear
70°F
Clear
69°F
Fair
67°F
Mixed
68°F
Mixed
67°F
Lt Drizzle
63°F
Shwrs
2,871ft
73°F
Clear
74°F
Clear
72°F
Fair
71°F
Mixed
72°F
Mixed
71°F
Lt Drizzle
67°F
Shwrs
1,870ft
76°F
Fair
77°F
Clear
75°F
Clear
74°F
Mixed
75°F
Mixed
74°F
Lt Drizzle
71°F
Shwrs
Snow Line
Max Town76°F77°F75°F74°F75°F74°F71°F
Min Town63°F61°F61°F63°F61°F66°F58°F

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.

Snow Reliability

Kiroro is known for its reliable snow conditions, with an average snowfall of over 10 meters each season. Visitors can typically expect excellent snow depth throughout the winter, but it's advisable to check the latest conditions on J2Ski for up-to-date information.

Understanding and predicting Snow Conditions in Kiroro

Here are our tips for making the most of a trip to Kiroro, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Kiroro, 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 Kiroro 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 Kiroro 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 Kiroro 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.