J2Ski New Zealand J2Ski logo
Facebook

Niseko Grand Hirafu Snow Forecast - 14th July 2026

Niseko Grand Hirafu Snow Report and Forecast

ECMWF IFS
GFS
JMA

PROSubscribe to Switch Weather Model

Updated 14 July 2026 09:46 NZST

Snow Forecast for Niseko Grand Hirafu

Snow and Weather from 14 July.

For Forecast detail, see below.

Niseko Grand Hirafu Snow Forecast Highlights

When will there be fresh snow in Niseko Grand Hirafu?

Niseko Grand Hirafu Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (804m)
Next Snow?
There is no snow currently in the forecast for Niseko Grand Hirafu.

Forecast for today in Niseko Grand Hirafu

Max 26℃
Min 20℃

Valley temperatures from an overnight low of 20℃ to daytime highs around 26℃

Temperature at BaseTemp at Base

Tue
14

Snow unlikely

MixedFairMixedCloud

Clear spells first, fair then clear spells, cloudy later.

Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.

Niseko Grand Hirafu 7-Day Snow Forecast Overview

Get this snow forecast by e-mail

Summary Weather and Snow Forecast for Niseko Grand Hirafu from OpenMeteo(JMA)
Tue
14
Wed
15
Thu
16
Fri
17
Sat
18
Sun
19
Mon
20
WindS F2SE F3SE F3
1,308m
19℃
Fair
20℃
Mixed
23℃
Clear
18℃
Fair
19℃
Mixed
17℃
Cloud
16℃
Lt Rain
S F2SE F3SE F3
804m
23℃
Fair
23℃
Mixed
26℃
Clear
22℃
Fair
22℃
Mixed
20℃
Cloud
20℃
Lt Rain
S F2SE F3SE F3
300m
26℃
Fair
26℃
Mixed
29℃
Clear
25℃
Fair
25℃
Mixed
23℃
Cloud
23℃
Lt Rain
Snow Line
Max Town26℃26℃29℃25℃25℃23℃23℃
Min Town20℃21℃21℃18℃18℃21℃21℃

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

Niseko Grand Hirafu enjoys exceptional snow reliability, with an average snowfall of over 15 meters each season. Snow depths typically range from 1 to 3 meters, encouraging skiers to check J2Ski for the latest snow reports.

Understanding and predicting Snow Conditions in Niseko Grand Hirafu

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