December weather forecast
Terrigal, Australia

December

Weather in December

December, the first month of the summer in Terrigal, is also a moderately hot month, with an average temperature fluctuating between 18.1°C (64.6°F) and 25.9°C (78.6°F).

Temperature

In the transition from November to December, Terrigal reports an average high-temperature of a still moderately hot 25.9°C (78.6°F), indicating a close resemblance to the prior month. An average temperature of 18.1°C (64.6°F) is recorded during the nights in December.

Humidity

In December, the average relative humidity is 73%.

Rainfall

In December, in Terrigal, the rain falls for 13.6 days. Throughout December, 39mm (1.54") of precipitation is accumulated. In Terrigal, during the entire year, the rain falls for 156.9 days and collects up to 628mm (24.72") of precipitation.

Daylight

December has the longest days of the year, with an average of 14h and 18min of daylight.
On the first day of December in Terrigal, Australia, sunrise is at 5:37 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:07 pm AEDT.

Sunshine

In December, the average sunshine in Terrigal, Australia, is 9.7h.

UV index

The months with the highest UV index in Terrigal are January, February, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 6 in December translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

What is the average December temperature in Terrigal?
An average high-temperature, in December, in Terrigal, is 25.9°C (78.6°F) and the average low-temperature is 18.1°C (64.6°F). In January, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 29°C (84.2°F).
What is the average humidity in December in Terrigal?
In December, the average relative humidity in Terrigal, Australia, is 73%.
How much does it rain in Terrigal in December?
In Terrigal, Australia, in December, it is raining for 13.6 days, with typically 39mm (1.54") of accumulated precipitation.
When are the longest days in Terrigal?
With an average of 14h and 18min of daylight, December has the longest days of the year in Terrigal.
How many hours of daylight does Terrigal have in December?
The average day length in December is 14h and 20min.
When is the sunrise / sunset in December in Terrigal?
On the first day of December in Terrigal, Australia, sunrise is at 5:37 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:07 pm AEDT.
How long on average sun shines in December in Terrigal?
In December, the average sunshine duration in Terrigal, Australia, is 9.7h.
What is the month with the highest UV index in Terrigal?
January, February, October through December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index reading in December in Terrigal?
In December, the average daily maximum UV index in Terrigal, Australia, is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
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
Terrigal, Australia
  • Average high temperature in December: 25.9°C

The warmest month (with the highest average high temperature) is January (27°C).
The month with the lowest average high temperature is July (16.5°C).

  • Average low temperature in December: 18.1°C

The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).

Average pressure in December
Terrigal, Australia
  • Average pressure in December: 1013.3mbar

The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).

Average wind speed in December
Terrigal, Australia
  • Average wind speed in December: 13.2km/h

The windiest month (with the highest average wind speed) is August (13.6km/h).
The calmest month (with the lowest average wind speed) is April (12km/h).

Average humidity in December
Terrigal, Australia
  • Average humidity in December: 73%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (67%).

Average rainfall in December
Terrigal, Australia
  • Average rainfall in December: 39mm

The wettest month (with the highest rainfall) is February (100mm).
The driest month (with the least rainfall) is August (34mm).

Average rainfall days in December
Terrigal, Australia
  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is March (16.5 days).
The month with the least rainy days is August (9.2 days).

Average daylight in December /
Average sunshine in December
Terrigal, Australia
  • Average daylight in December: 14h and 2min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in December: 9h and 4min

The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

Average sunshine days in December
Terrigal, Australia
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is February (10.6 days).

Average UV index in December
Terrigal, Australia
  • Average UV index in December: 6

The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

Average cloud cover in December
Terrigal, Australia
  • Average cloud cover in December: 36

The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in December
Terrigal, Australia
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).

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