December weather forecast
Rokeby, Australia

December

Weather in December

December, the first month of the summer in Rokeby, is also an enjoyable month, with an average temperature varying between 10.6°C (51.1°F) and 17.9°C (64.2°F).

Temperature

Rokeby's shift from November to December is accompanied by an average high-temperature of a still refreshing 17.9°C (64.2°F), a slight deviation from 16.4°C (61.5°F). During December, Rokeby's temperature averages to a fresh 10.6°C (51.1°F) at night.

Humidity

The average relative humidity in December is 73%.

Rainfall

In Rokeby, Australia, in December, during 11 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Rokeby, Australia, during the entire year, the rain falls for 141.8 days and collects up to 317mm (12.48") of precipitation.

Snowfall

January through July, September through December are months without snowfall in Rokeby.

Sea temperature

In Rokeby, Australia, in December, the average water temperature is 15.6°C (60.1°F).
Note: For the majority, swimming in water with a temperature of 15.6°C (60.1°F) is not enjoyable. The difficulty in managing breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

December has the longest days of the year, with an average of 15h and 18min of daylight.
On the first day of December, sunrise is at 5:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:52 pm AEDT.

Sunshine

January and December, with an average of 8.7h of sunshine, are months with the most sunshine.

UV index

The month with the highest UV index is December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 5 during December, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. To guard against the harmful effects of the Sun, minimize exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What is the temperature in December in Rokeby?
During December, Rokeby experiences an average high-temperature of 17.9°C (64.2°F) and a low-temperature of 10.6°C (51.1°F).
What is the average humidity in December in Rokeby?
In Rokeby, Australia, the average relative humidity in December is 73%.
How much does it rain in Rokeby in December?
In Rokeby, in December, it is raining for 11 days, with typically 30mm (1.18") of accumulated precipitation.
When it does not snow in Rokeby?
January through July, September through December are months without snowfall.
How cold is the water in December in Rokeby?
In Rokeby, Australia, the average seawater temperature in December is 15.6°C (60.1°F). For swimming, a surface water temperature of 15.6°C (60.1°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 Rokeby?
The month with the longest days is December, with an average of 15h and 18min of daylight.
How many hours of daylight does Rokeby have in December?
The average day length in December in Rokeby, Australia, is 15h and 17min.
When is the sunrise / sunset in December in Rokeby?
On the first day of December in Rokeby, Australia, sunrise is at 5:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:52 pm AEDT.
What is the month with the most sunshine in Rokeby?
January and December, with an average of 8.7h of sunshine, are months with the most sunshine in Rokeby.
How long on average sun shines in December in Rokeby?
In December, the average sunshine duration in Rokeby, Australia, is 8.7h.
When is the highest UV index in Rokeby?
December is the month with the highest UV index, with an average maximum UV index of 5.
How high is the UV index in December in Rokeby?
In Rokeby, Australia, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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 snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Rokeby, Australia
  • Average high temperature in December: 17.9°C

The warmest month (with the highest average high temperature) is January (19.6°C).
The month with the lowest average high temperature is July (11.1°C).

  • Average low temperature in December: 10.6°C

The month with the highest average low temperature is January (11.9°C).
The coldest month (with the lowest average low temperature) is August (5.4°C).

Average pressure in December
Rokeby, Australia
  • Average pressure in December: 1010.7mbar

The month with the highest atmospheric pressure is June (1017.6mbar).
The month with the lowest atmospheric pressure is December (1010.7mbar).

Average wind speed in December
Rokeby, Australia
  • Average wind speed in December: 14.3km/h

The windiest months (with the highest average wind speed) are August and September (16.3km/h).
The calmest month (with the lowest average wind speed) is March (13km/h).

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

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Rokeby, Australia
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is August (36mm).
The driest month (with the least rainfall) is February (20mm).

Average rainfall days in December
Rokeby, Australia
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is September (13.4 days).
The month with the least rainy days is June (10.3 days).

Average snowfall days in December
Rokeby, Australia
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, September, October, November and December (0 days).

Average sea temperature in December
Rokeby, Australia
  • Average sea temperature in December: 15.6°C

The best month for swimming (with the highest average sea temperature) is February (16.5°C).
The coldest month (with the lowest average sea temperature) is September (12.6°C).

Average daylight in December /
Average sunshine in December
Rokeby, Australia
  • Average daylight in December: 15h and 2min

The month with the longest days is December (Average daylight: 15h and 18min).
The month with the shortest days is June (Average daylight: 9h and 6min).

  • Average sunshine in December: 8h and 4min

The months with the most sunshine are January and December (Average sunshine: 8h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 24min).

Average sunshine days in December
Rokeby, Australia
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is December (17.1 days).
The month with the least sunshine days is September (12.5 days).

Average UV index in December
Rokeby, Australia
  • Average UV index in December: 5

The month with the highest UV index is December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).

Average cloud cover in December
Rokeby, Australia
  • Average cloud cover in December: 43

The month with the most cloud cover is November (Cloud cover 47).
The months with the least cloud cover are January and October (Cloud cover 40).

Average visibility in December
Rokeby, 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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