December weather forecastCoowonga, Australia
December
Weather in December
December, the first month of the summer in Coowonga, is still a tropical month, with an average temperature fluctuating between 31.1°C (88°F) and 21.2°C (70.2°F).Temperature
Coowonga's temperature records reveal December as the warmest month, marked by average highs of 31.1°C (88°F) and lows of 21.2°C (70.2°F).Heat index
For most parts of December, the heat index is calculated to be a sweltering 38°C (100.4°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.
Humidity
In December, the average relative humidity is 71%.Rainfall
In Coowonga, in December, it is raining for 13.4 days, with typically 64mm (2.52") of accumulated precipitation. In Coowonga, during the entire year, the rain falls for 132 days and collects up to 394mm (15.51") of precipitation.Daylight
December has the longest days of the year, with an average of 13h and 30min of daylight.On the first day of the month, sunrise is at 5:02 am and sunset at 6:29 pm. On the last day of December, in Coowonga, sunrise is at 5:13 am and sunset at 6:46 pm AEST.
Sunshine
In Coowonga, the average sunshine in December is 9.9h.UV index
The months with the highest UV index in Coowonga are January through March, September through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 6 in December translates into the following recommendations:
Fend off overexposure. Sun protection is vital. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Coowonga, Australia
- Average high temperature in December: 31.1°C
The warmest month (with the highest average high temperature) is December (31.1°C).
The month with the lowest average high temperature is July (21.4°C).
- Average low temperature in December: 21.2°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 (11.7°C).
Average pressure in December
Coowonga, Australia
- Average pressure in December: 1011.4mbar
The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is January (1010mbar).
Average wind speed in December
Coowonga, Australia
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is January (12.5km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).
Average humidity in December
Coowonga, Australia
- Average humidity in December: 71%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is September (68%).
Average rainfall in December
Coowonga, Australia
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is January (66mm).
The driest month (with the least rainfall) is September (10mm).
Average rainfall days in December
Coowonga, Australia
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is September (6.6 days).
Average daylight in December /
Average sunshine in December
Coowonga, Australia
- Average daylight in December: 13h and 30min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in December: 9h and 54min
The month with the most sunshine is November (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 6h and 18min).
Average sunshine days in December
Coowonga, Australia
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in December
Coowonga, Australia
- Average UV index in December: 6
The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).
Average cloud cover in December
Coowonga, Australia
- Average cloud cover in December: 37
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Coowonga, Australia
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





