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Niseko Grand Hirafu Snow Forecast - 31st July 2025

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Niseko Grand Hirafu Snow Report and Forecast

Snow Forecast for Niseko Grand Hirafu

When will there be fresh snow?

This is the Snow Forecast for Niseko Grand Hirafu, Japan for 16 days from 31 July.

Updated 31 July 2025 22:03 IST.

Niseko Grand Hirafu Snow Forecast Highlights
Next Snow?
There is no snow currently in the forecast for Niseko Grand Hirafu.

For Forecast detail, see below.

For current snow depths and skiing conditions, see our Current Snow Report for Niseko Grand Hirafu.

Forecast for today in Niseko Grand Hirafu

Max 26℃
Min 21℃

Valley temperatures from an overnight low of 21℃ to daytime highs around 26℃

Temperature at BaseTemp at Base

Thu
31

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Niseko Grand Hirafu has no new snow forecast in the next 48 hours.

Niseko Grand Hirafu Snow Report

Niseko Grand Hirafu Snow Depths and Conditions.
Snow Conditions-

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
Thu
31
Fri
01
Sat
02
Sun
03
Mon
04
Tue
05
Wed
06
Wind
1,308m
21℃
Cloud
22℃
Cloud
22℃
Cloud
22℃
Fair
18℃
Cloud
21℃
Mixed
19℃
Cloud
804m
25℃
Cloud
25℃
Cloud
26℃
Cloud
25℃
Fair
21℃
Cloud
25℃
Mixed
22℃
Cloud
300m
26℃
Cloud
27℃
Cloud
27℃
Fog
28℃
Fair
24℃
Cloud
27℃
Mixed
24℃
Mixed
Snow Line
Max Town26℃27℃27℃28℃24℃27℃24℃
Min Town21℃21℃21℃19℃22℃19℃16℃

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.

Niseko Grand Hirafu Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 26℃
Min 21℃

Valley temperatures from an overnight low of 21℃ to daytime highs around 26℃

Temperature at BaseTemp at Base

Thu
31

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Max 27℃
Min 21℃

Valley temperatures from an overnight low of 21℃ to daytime highs around 27℃

Temperature at BaseTemp at Base

Fri
01

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Max 27℃
Min 21℃

Valley temperatures from an overnight low of 21℃ to daytime highs around 27℃

Temperature at BaseTemp at Base

Sat
02

Snow unlikely

CloudCloudFogFog

Cloudy early, then fog later.

Max 28℃
Min 19℃

Valley temperatures from an overnight low of 19℃ to daytime highs around 28℃

Temperature at BaseTemp at Base

Sun
03

Snow unlikely

MixedFairFogCloud

Clear spells first, fair then fog, cloudy later.

Max 24℃
Min 22℃

Valley temperatures from an overnight low of 22℃ to daytime highs around 24℃

Temperature at BaseTemp at Base

Mon
04

Snow unlikely

Lt RainCloudCloudCloud

Light rain early, then cloudy later.

Max 27℃
Min 19℃

Valley temperatures from an overnight low of 19℃ to daytime highs around 27℃

Temperature at BaseTemp at Base

Tue
05

Snow unlikely

CloudMixedMixedFog

Cloudy, clear spells, fog later.

Max 24℃
Min 16℃

Valley temperatures from an overnight low of 16℃ to daytime highs around 24℃

Temperature at BaseTemp at Base

Wed
06

Snow unlikely

MixedCloudMixedCloud

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

No significant snowfall is forecast for this period.

This Snow Forecast for Niseko Grand Hirafu, 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 Niseko Grand Hirafu, on any given piste 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.

Niseko Grand Hirafu Snow Forecast updated at 22:03 IST, next update expected imminently.

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.