December weather forecast
Wynnum, Australia

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Wynnum, Australia, with an average temperature varying between 20.8°C (69.4°F) and 27.2°C (81°F).

Temperature

As December unfolds, the average high-temperature reaches a still warm 27.2°C (81°F), hinting at a slight fluctuation from the previous month. December in Wynnum generally records an average low-temperature of 20.8°C (69.4°F).

Heat index

December's mean heat index is calculated to be a tropical 30°C (86°F). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

In December, the average relative humidity in Wynnum, Australia, is 74%.

Rainfall

In Wynnum, in December, it is raining for 17.1 days, with typically 71mm (2.8") of accumulated precipitation. In Wynnum, during the entire year, the rain falls for 178.8 days and collects up to 665mm (26.18") of precipitation.

Daylight

The month with the longest days in Wynnum is December, with an average of 13h and 48min of daylight.
On the first day of the month, sunrise is at 4:44 am and sunset at 6:28 pm. On the last day of December, sunrise is at 4:54 am and sunset at 6:45 pm AEST.

Sunshine

The average sunshine in December is 9.9h.

UV index

The months with the highest UV index in Wynnum are January through March, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the average December temperature in Wynnum?
The high-temperature in Wynnum, Australia, during December is 27.2°C (81°F) and the low-temperature is 20.8°C (69.4°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 30°C (86°F).
What is the average humidity in December in Wynnum?
In December, the average relative humidity in Wynnum is 74%.
How much does it rain in Wynnum in December?
In Wynnum, Australia, in December, during 17.1 rainfall days, 71mm (2.8") of precipitation is typically accumulated.
When are the longest days in Wynnum?
December has the longest days of the year, with an average of 13h and 48min of daylight.
How many hours of daylight does Wynnum have in December?
In December, the average day length in Wynnum, Australia, is 13h and 50min.
When is the sunrise / sunset in December in Wynnum?
On the first day of December, sunrise is at 4:44 am and sunset at 6:28 pm. On the last day of the month, sunrise is at 4:54 am and sunset at 6:45 pm AEST.
How many hours of sunshine does Wynnum have in December?
In December, the average sunshine duration in Wynnum, Australia, is 9.9h.
What is the month with the highest UV index in Wynnum?
The months with the highest UV index in Wynnum, Australia, are January through March, October through December, with an average maximum UV index of 6.
What is the UV index reading in December in Wynnum?
In December, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Wynnum, Australia
Average temperature in December
Wynnum, Australia
  • Average high temperature in December: 27.2°C

The warmest month (with the highest average high temperature) is January (28.1°C).
The month with the lowest average high temperature is July (19.4°C).

  • Average low temperature in December: 20.8°C

The month with the highest average low temperature is January (22.1°C).
The coldest month (with the lowest average low temperature) is July (12.7°C).

Average pressure in December - Wynnum, Australia
Average pressure in December
Wynnum, Australia
  • Average pressure in December: 1013.3mbar

The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

Average wind speed in December - Wynnum, Australia
Average wind speed in December
Wynnum, Australia
  • Average wind speed in December: 15km/h

The windiest month (with the highest average wind speed) is February (16.4km/h).
The calmest months (with the lowest average wind speed) are May and August (13.7km/h).

Average humidity in December - Wynnum, Australia
Average humidity in December
Wynnum, Australia
  • Average humidity in December: 74%

The months with the highest relative humidity are February and March (77%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December - Wynnum, Australia
Average rainfall in December
Wynnum, Australia
  • Average rainfall in December: 71mm

The wettest month (with the highest rainfall) is March (89mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in December - Wynnum, Australia
Average rainfall days in December
Wynnum, Australia
  • Average rainfall days in December: 17.1 days

The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (9.5 days).

Average daylight in December / Average sunshine in December - Wynnum, Australia
Average daylight in December /
Average sunshine in December
Wynnum, Australia
  • Average daylight in December: 13h and 5min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in December: 9h and 5min

The month with the most sunshine is November (Average sunshine: 10h and 36min).
The month with the least sunshine is June (Average sunshine: 6h and 12min).

Average sunshine days in December - Wynnum, Australia
Average sunshine days in December
Wynnum, Australia
  • Average sunshine days in December: 10.9 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is March (7.9 days).

Average UV index in December - Wynnum, Australia
Average UV index in December
Wynnum, Australia
  • Average UV index in December: 6

The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The month with the lowest UV index is June (UV index 4).

Average cloud cover in December - Wynnum, Australia
Average cloud cover in December
Wynnum, Australia
  • Average cloud cover in December: 38

The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in December - Wynnum, Australia
Average visibility in December
Wynnum, 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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