December weather forecast
Cremorne, Australia

December

Weather in December

December, the first month of the summer in Cremorne, is still a warm month, with temperature in the range of an average low of 17.9°C (64.2°F) and an average high of 25.8°C (78.4°F).

Temperature

With the onset of December, a modest change to a still moderately hot 25.8°C (78.4°F) from November's 24.3°C (75.7°F) is noted in high-temperature. During the nights in December, an average low-temperature of 17.9°C (64.2°F) is observed.

Humidity

In Cremorne, the average relative humidity in December is 71%.

Rainfall

In Cremorne, during December, the rain falls for 14.8 days and regularly aggregates up to 43mm (1.69") of precipitation. In Cremorne, during the entire year, the rain falls for 169 days and collects up to 647mm (25.47") of precipitation.

Sea temperature

In Cremorne, Australia, the average seawater temperature in December is 21.9°C (71.4°F).
Note: Most people do not find pleasure in swimming when the water temperature is 21.9°C (71.4°F). Breathing becomes increasingly difficult to manage as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

The month with the longest days in Cremorne, Australia, is December, with an average of 14h and 24min of daylight.
On the first day of December in Cremorne, sunrise is at 5:37 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:09 pm AEDT.

Sunshine

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

UV index

The months with the highest UV index in Cremorne are January, February, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 during December leads to these advisories:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in Cremorne in December?
An average high-temperature, in December, in Cremorne, is 25.8°C (78.4°F) and the average low-temperature is 17.9°C (64.2°F). In January, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 30°C (86°F).
What is the average humidity in December in Cremorne?
In Cremorne, the average relative humidity in December is 71%.
How much does it rain in Cremorne in December?
In Cremorne, Australia, in December, during 14.8 rainfall days, 43mm (1.69") of precipitation is typically accumulated.
What is the sea temperature in December in Cremorne?
In Cremorne, Australia, the average seawater temperature in December is 21.9°C (71.4°F). For swimming, a surface water temperature of 21.9°C (71.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
When are the longest days in Cremorne?
With an average of 14h and 24min of daylight, December has the longest days of the year.
What is the average length of the day in December in Cremorne?
In December, the average day length in Cremorne is 14h and 22min.
When is the sunrise / sunset in December in Cremorne?
In December, on the first day of the month, sunrise is at 5:37 am and sunset at 7:51 pm. On the last day of the month, in Cremorne, Australia, sunrise is at 5:47 am and sunset at 8:09 pm AEDT.
How many hours of sunshine does Cremorne have in December?
In Cremorne, the average sunshine duration in December is 9.7h.
What is the month with the highest UV index in Cremorne?
The months with the highest UV index in Cremorne are January, February, November and December, with an average maximum UV index of 6.
What is the UV index intensity in December in Cremorne?
In Cremorne, Australia, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Cremorne, Australia
  • Average high temperature in December: 25.8°C

The warmest month (with the highest average high temperature) is January (27.3°C).
The month with the lowest average high temperature is July (16.6°C).

  • Average low temperature in December: 17.9°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 (9.7°C).

Average pressure in December
Cremorne, Australia
  • Average pressure in December: 1013.4mbar

The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).

Average wind speed in December
Cremorne, Australia
  • Average wind speed in December: 13.9km/h

The windiest months (with the highest average wind speed) are January and August (14km/h).
The calmest month (with the lowest average wind speed) is April (12.2km/h).

Average humidity in December
Cremorne, Australia
  • Average humidity in December: 71%

The month with the highest relative humidity is February (75%).
The months with the lowest relative humidity are August and September (66%).

Average rainfall in December
Cremorne, Australia
  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is February (92mm).
The driest month (with the least rainfall) is September (35mm).

Average rainfall days in December
Cremorne, Australia
  • Average rainfall days in December: 14.8 days

The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (10.1 days).

Average sea temperature in December
Cremorne, Australia
  • Average sea temperature in December: 21.9°C

The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).

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

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

  • 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 54min).

Average sunshine days in December
Cremorne, Australia
  • Average sunshine days in December: 12.6 days

The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is March (8.8 days).

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

The months with the highest UV index are January, February, 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
Cremorne, Australia
  • Average cloud cover in December: 37

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in December
Cremorne, Australia
  • 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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