December weather forecastIllabo, Australia
December
Weather in December
December, the first month of the summer in Illabo, is still a warm month, with an average temperature fluctuating between 29.1°C (84.4°F) and 16.1°C (61°F).Temperature
A minor escalation in the average high-temperature is seen with the onset of December, moving from 25.5°C (77.9°F) in November to a still moderately hot 29.1°C (84.4°F). Illabo, in the heat of December, registers a significant plunge to a mean of 16.1°C (61°F) during the nights.Heat index
In December, the heat index is evaluated at a hot 30°C (86°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.Note that heat index values are valued for light wind and location in the shade. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
The average relative humidity in December is 49%.Rainfall
In Illabo, Australia, in December, during 9.5 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 119.5 rainfall days, and 427mm (16.81") of precipitation is accumulated.Daylight
With an average of 14h and 24min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 5:48 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:25 pm AEDT.
Sunshine
With an average of 11.2h of sunshine, December has the most sunshine of the year.UV index
January and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 7 in December translates into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Illabo, Australia
- Average high temperature in December: 29.1°C
The warmest month (with the highest average high temperature) is January (32.4°C).
The month with the lowest average high temperature is July (11.8°C).
- Average low temperature in December: 16.1°C
The month with the highest average low temperature is January (19°C).
The coldest month (with the lowest average low temperature) is August (3°C).
Average pressure in December
Illabo, Australia
- Average pressure in December: 1011.9mbar
The month with the highest atmospheric pressure is June (1022.4mbar).
The month with the lowest atmospheric pressure is January (1011.1mbar).
Average wind speed in December
Illabo, Australia
- Average wind speed in December: 12.4km/h
The windiest month (with the highest average wind speed) is January (12.8km/h).
The calmest month (with the lowest average wind speed) is June (9.9km/h).
Average humidity in December
Illabo, Australia
- Average humidity in December: 49%
The months with the highest relative humidity are June, July and August (85%).
The month with the lowest relative humidity is January (44%).
Average rainfall in December
Illabo, Australia
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in December
Illabo, Australia
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is August (13.7 days).
The months with the least rainy days are January and February (7.1 days).
Average daylight in December /
Average sunshine in December
Illabo, Australia
- Average daylight in December: 14h and 24min
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: 11h and 12min
The month with the most sunshine is December (Average sunshine: 11h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 36min).
Average sunshine days in December
Illabo, Australia
- Average sunshine days in December: 20.5 days
The months with the most sunshine days are January and March (22.8 days).
The month with the least sunshine days is July (14.7 days).
Average UV index in December
Illabo, Australia
- Average UV index in December: 7
The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in December
Illabo, Australia
- Average cloud cover in December: 20
The month with the most cloud cover is July (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility in December
Illabo, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are July and August (8km).





