Aoraki-Mt Cook Snow History

Is Aoraki-Mt Cook snowsure? Check out the Aoraki-Mt Cook Snow History graphs below. Select any week of the year to see the typical Ski Conditions, Snowfall Amount and Temperature based on nowcast weather data over the last 11 years. Whether you prefer bluebird conditions, powder days in any weather or just reliable snow in guaranteed sub-zero temperatures you can easily find the best week to go.

This week in history: Aoraki-Mt Cook typical weather and snow conditions during the last week of August at the middle elevation of the ascent of the mountain at 3297m, based on historical averages over the last 10 years: At this time of year the expected freezing level (1702m) is a long way below the mid altitude of Aoraki-Mt Cook. Snowy weather is typical. On average, expect three or four days with snowfall per week in Aoraki-Mt Cook at the end of August. Forecast model average snowfall for the week is 45cm. Fairly cold temperatures with the typical maximum temperature in Aoraki-Mt Cook in week four of August of just -8.8°C at the mid altitude and minimum temperatures typically falling to -9.8°C. Expect the sun to shine on three or four days per week. It can be windy. Light winds (average 28km/h) the majority of the time but you can expect the mean wind to reach 30km/h two or three days per week. Calm, sunny and below freezing ideal weather days that follow new snow (bluebird powder days) occur on average one or two days during this week but clear, calm and cold days that don't have new snow occur on average three or four days during this week in any given year.

Aoraki-Mt Cook Snow Conditions

Best ski days per week in Aoraki-Mt Cook (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Best ski days:

  • Bluebird Powder day

    (Fresh snow, mostly sunny, light wind)

  • Powder day

    (Fresh snow, limited sun, any wind)

  • Bluebird day

    (Average snow, mostly sunny, light wind)

  • Very windy days:

  • (>30km/h)

Aoraki-Mt Cook

Winter
Summer
  • Best ski days:

  • Bluebird Powder day

    (Fresh snow, mostly sunny, light wind)

  • Powder day

    (Fresh snow, limited sun, any wind)

  • Bluebird day

    (Average snow, mostly sunny, light wind)

  • Very windy days:

  • (>30km/h)

The most cherished days on the mountain in Aoraki-Mt Cook are Bluebird Powder days when it is mostly sunny with light winds following very recent snowfall. weather conditions may prevail on Powder days when the visibility can be limited but the snow is significantly deep and fresh for keen powder-hounds. Bluebird days can suit many skiers that aren’t necessarily hunting powder but want to enjoy the snowy mountains in sunnier conditions and light winds.

Aoraki-Mt Cook Snowfall

Average precipitation (snow/rain) in Aoraki-Mt Cook (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Precipitation:

  • Snowfall amount

    (bar chart)

  • Days with significant snowfall.

    (>5cm)

  • Days with significant rainfall.

    (>5mm)

Aoraki-Mt Cook

Winter
Summer
  • Precipitation:

  • Snowfall amount

    (bar chart)

  • Days with significant snowfall.

    (>5cm)

  • Days with significant rainfall.

    (>5mm)

The snowiest weeks of the year in Aoraki-Mt Cook are shown but also bear in mind the number of days that it typically snows each week if you want regular fresh tracks. risk of a rainy day is shown but be sure to switch between elevations to see if lower lifts are rain affected or higher lifts remain snowy despite any rain further down the mountain.

Aoraki-Mt Cook Temperature

Average temperature in Aoraki-Mt Cook (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Average temperature:

  • Maximum

  • Minimum

  • Temperatures:

  • Above freezing

  • Below freezing

  • Freezing level:

  • Dashed line

Aoraki-Mt Cook

Winter
Summer
Freezing level
  • Average temperature:

  • Maximum

  • Minimum

  • Temperatures:

  • Above freezing

  • Below freezing

  • Freezing level:

  • Dashed line

The highest and lowest temperatures averaged for each week of the year in Aoraki-Mt Cook are shown. Check out the risk of freze-thaw conditions prevailing at different elevations for any given week. We also show the extremes of temperature (blue/red dots) that reveal the chance of unusually warm or cold conditions.

Aoraki-Mt Cook snow history summary by month

Snowfall (per week)*Snowy days (per week)*
Snow in June51cm3.2 days
Snow in July52cm3.3 days
Snow in August49cm3.5 days
Snow in September48cm3.8 days

* Averages based on historical nowcast data