New ZealandAverage weather for Aoraki/Mount Cook in December
It's cool to moderate in December in Aoraki/Mount Cook with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 19°C. At night, you can expect temperatures between 4°C and 9°C.
Start of December
The month of December starts in Aoraki/Mount Cook with cool temps, averaging around 16°C during the day and nights around 6°C. There are plenty of days with a good chance of precipitation.
Mid December
By mid-December, daytime temps rise to around 17°C, with nights around 7°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in Aoraki/Mount Cook is around 18°C, while nighttime temps are about 8°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In December, there is an average of 212 mm of precipitation, spread over 17 days. Of the total precipitation, about 2,0 cm falls as snow in December. The wind speed is around 4 Bft, mostly coming from the West.
Aoraki/Mount Cook in December |
New York | ||
|---|---|---|---|
 Average temperature |
17°C | 9°C | |
 Max. temperature |
19°C | 12°C | |
| Min. temperature |
15°C | -5°C | |
 Total precipitation |
212 mm | 133 mm | |
| Rainy days |
17 days | 17 days | |
 Total snowfall |
2,0 cm | 9,7 cm | |
| Snowy days |
1 day | 3 days | |
November
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Aoraki/Mount Cook?
Looking for sun and warm weather? December isn’t a good month to be in Aoraki/Mount Cook. The temperatures are too low for a warm stay this month.
Temperature records
With 29°C in 2023, Aoraki/Mount Cook reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 4°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of -5°C to a highest value of 18°C.
Check out the climate of Aoraki/Mount Cook for all months and discover the best travel time
Daily Temperature in December in Aoraki/Mount Cook
This chart shows the average daily high and low temperatures in December for Aoraki/Mount Cook, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in December in Aoraki/Mount Cook
The chart below shows the average daily precipitation in December for Aoraki/Mount Cook, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 17 days of precipitation in Aoraki/Mount Cook.
Daily Snowfall in December in Aoraki/Mount Cook
This chart shows the average daily snowfall in December in Aoraki/Mount Cook, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV index in December in Aoraki/Mount Cook
This chart shows the average daily UV index in December in Aoraki/Mount Cook, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Aoraki/Mount Cook over the years
This chart shows the average temperature in December in Aoraki/Mount Cook, measured in degrees Celsius, over the past few years.
Total precipitation in December in Aoraki/Mount Cook over the years
This chart shows the average precipitation in December in Aoraki/Mount Cook, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Snowfall in December in Aoraki/Mount Cook per year
This chart shows the average snowfall in December in Aoraki/Mount Cook, measured in centimeters, over the past few years.
Daily weather in December for Aoraki/Mount Cook
Click on any day in December to get detailed info about the usual weather on that day in Aoraki/Mount Cook. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Aoraki/Mount Cook
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Average weather in Aoraki/Mount Cook by month
Click on a month below to see detailed weather info for Aoraki/Mount Cook. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Aoraki/Mount Cook for all months at once
