Kiroro Snow Report and Forecast
Snow Forecast for Kiroro
This is the Snow Forecast for Kiroro, Japan for 17 days from 8 December.
Updated 09 December 2025 09:42 AEDT.
Forecast times for Kiroro are in Japan Time (Asia/Tokyo).
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Kiroro.
There is a useful amount of snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Kiroro Snow Forecast Highlights
When will there be fresh snow in Kiroro?
| Next Snow Expected | 8 December |
|---|---|
| Next Snow Amount | 5cm |
| Next 48 Hours | 10cm |
| Next 7 Days | 43cm |
Forecast for today in Kiroro
Max -1℃
Min -5℃
Below freezing at all levels, with valley temperatures as low as -5℃ and not getting above -1℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
08
5cm to 6cm New Snow
Heavy snow showers, cloudy, light snow showers later.
Snow falling to resort level.
Kiroro has 11cm new snow forecast in the next 48 hours.
Kiroro Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
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| Mon 08 | Tue 09 | Wed 10 | Thu 11 | Fri 12 | Sat 13 | Sun 14 | |
|---|---|---|---|---|---|---|---|
| Wind | W F2 | SW F2 | NW F2 | ||||
| 1,180m | -2℃
 +6cm
| -6℃
+4cm
| -7℃
+1cm
| -6℃
 +7cm
| -12℃
+5cm
| -8℃
+2cm
| -2℃
+9cm
|
| W F2 | SW F2 | NW F2 | |||||
| 875m | 0℃
+5cm
| -4℃
+4cm
| -6℃
+1cm
| -4℃
+7cm
| -10℃
+3cm
| -6℃
+2cm
| 0℃
+9cm
|
| W F2 | W F3 | W F3 | NW F3 | SW F2 | SE F3 | ||
| 570m | -1℃
+5cm
| -5℃
+4cm
| -7℃
+1cm
| -4℃
+8cm
| -11℃
+2cm
| -7℃
+2cm
| -1℃
+15cm
|
| Snow Line | 570m | 570m | 570m | 570m | 570m | 570m | 570m |
| Max Town | -1℃ | -5℃ | -7℃ | -4℃ | -11℃ | -7℃ | -1℃ |
| Min Town | -5℃ | -9℃ | -9℃ | -12℃ | -13℃ | -12℃ | -8℃ |
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 Forecast near Kiroro
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Niseko | 21cm | 56cm | |||||||
| Niseko Annupuri | 17cm | 41cm | |||||||
| Niseko Village/Higashiyama | 17cm | 41cm | |||||||
| Asarigawa Onsen | 12cm | 37cm | |||||||
| Niseko Kokusai Moiwa | 16cm | 40cm | |||||||
| Niseko Hanazono | 5cm | 27cm | |||||||
| Rusutsu | 4cm | 22cm |
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.