December weather forecast
Otane, New Zealand

December

Weather in December

The first month of the summer, December, is a pleasant month in Otane, New Zealand, with an average temperature fluctuating between 13.2°C (55.8°F) and 20.2°C (68.4°F).

Temperature

December commences with an average high-temperature of an agreeable 20.2°C (68.4°F), showing little deviation from November's 18.2°C (64.8°F). During the month of December, the temperature falls to an average of 13.2°C (55.8°F).

Humidity

The average relative humidity in December is 75%.

Rainfall

In Otane, during December, the rain falls for 10.5 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, there are 131.4 rainfall days, and 363mm (14.29") of precipitation is accumulated.

Daylight

December has the longest days of the year in Otane, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:25 pm. On the last day of December, in Otane, sunrise is at 5:47 am and sunset at 8:45 pm NZDT.

Sunshine

In December, the average sunshine is 9.8h.

UV index

January through March and December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, the UV index of 5 transforms into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

What are December temperatures?
In December, the average high-temperature and low-temperature are 20.2°C (68.4°F) and 13.2°C (55.8°F) respectively.
What is the average humidity in December?
In December, the average relative humidity is 75%.
How many days does it rain in December?
In Otane, during December, the rain falls for 10.5 days and regularly aggregates up to 30mm (1.18") of precipitation.
When are the longest days?
With an average of 14h and 54min of daylight, December has the longest days of the year.
How many hours of daylight does Otane have in December?
In December, the average day length is 14h and 56min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 5:39 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:45 pm NZDT.
How long on average sun shines in December?
The average sunshine duration in December is 9.8h.
When is the highest UV index?
January through March and December, with an average maximum UV index of 5, are months with the highest UV index.
What is the UV index intensity in December?
The average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Otane, New Zealand
  • Average high temperature in December: 20.2°C

The warmest month (with the highest average high temperature) is January (21.9°C).
The month with the lowest average high temperature is July (12.3°C).

  • Average low temperature in December: 13.2°C

The month with the highest average low temperature is February (14.7°C).
The coldest month (with the lowest average low temperature) is July (7.2°C).

Average pressure in December
Otane, New Zealand
  • Average pressure in December: 1014.4mbar

The month with the highest atmospheric pressure is March (1018.3mbar).
The months with the lowest atmospheric pressure are September and November (1013.2mbar).

Average wind speed in December
Otane, New Zealand
  • Average wind speed in December: 12.7km/h

The windiest month (with the highest average wind speed) is September (15.2km/h).
The calmest month (with the lowest average wind speed) is February (12km/h).

Average humidity in December
Otane, New Zealand
  • Average humidity in December: 75%

The months with the highest relative humidity are June and July (78%).
The months with the lowest relative humidity are January and November (73%).

Average rainfall in December
Otane, New Zealand
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is June (46mm).
The driest month (with the least rainfall) is February (19mm).

Average rainfall days in December
Otane, New Zealand
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is August (12.4 days).
The month with the least rainy days is January (9.3 days).

Average daylight in December /
Average sunshine in December
Otane, New Zealand
  • Average daylight in December: 14h and 5min

The month with the longest days is December (Average daylight: 14h and 54min).
The month with the shortest days is June (Average daylight: 9h and 24min).

  • Average sunshine in December: 9h and 5min

The month with the most sunshine is November (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 5h and 30min).

Average sunshine days in December
Otane, New Zealand
  • Average sunshine days in December: 18.3 days

The month with the most sunshine days is January (20.1 days).
The months with the least sunshine days are February, June, August and September (16.3 days).

Average UV index in December
Otane, New Zealand
  • Average UV index in December: 5

The months with the highest UV index are January, February, March and December (UV index 5).
The months with the lowest UV index are May, June, July, August and October (UV index 3).

Average cloud cover in December
Otane, New Zealand
  • Average cloud cover in December: 35

The months with the most cloud cover are June and July (Cloud cover 39).
The month with the least cloud cover is January (Cloud cover 28).

Average visibility in December
Otane, New Zealand
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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