December weather forecastCoomandook, Australia
December
Weather in December
December, the first month of the summer in Coomandook, is still a warm month, with an average temperature varying between 27.6°C (81.7°F) and 15.2°C (59.4°F).Temperature
Coomandook, Australia, measures an average high-temperature of a still warm 27.6°C (81.7°F) in December, nearly consistent with the preceding month. A noteworthy thermal contrast characterizes Coomandook's December nights, with temperatures averaging at a mild 15.2°C (59.4°F).Heat index
In December, the average heat index is appraised at 28°C (82.4°F). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Humidity
The average relative humidity in December in Coomandook, Australia, is 53%.Rainfall
In Coomandook, in December, it is raining for 8.2 days, with typically 18mm (0.71") of accumulated precipitation. In Coomandook, during the entire year, the rain falls for 112.2 days and collects up to 219mm (8.62") of precipitation.Daylight
With an average of 14h and 30min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 5:49 am and sunset at 8:11 pm. On the last day of December, in Coomandook, Australia, sunrise is at 5:58 am and sunset at 8:29 pm ACDT.
Sunshine
The month with the most sunshine is December, with an average of 10.5h of sunshine.UV index
The months with the highest UV index are January, February, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Coomandook, Australia
- Average high temperature in December: 27.6°C
The warmest month (with the highest average high temperature) is January (29.6°C).
The month with the lowest average high temperature is July (14.6°C).
- Average low temperature in December: 15.2°C
The month with the highest average low temperature is January (16.8°C).
The coldest month (with the lowest average low temperature) is August (6.7°C).
Average pressure in December
Coomandook, Australia
- Average pressure in December: 1012.9mbar
The month with the highest atmospheric pressure is June (1021.8mbar).
The month with the lowest atmospheric pressure is January (1012.2mbar).
Average wind speed in December
Coomandook, Australia
- Average wind speed in December: 12.7km/h
The windiest month (with the highest average wind speed) is August (13km/h).
The calmest month (with the lowest average wind speed) is April (10.1km/h).
Average humidity in December
Coomandook, Australia
- Average humidity in December: 53%
The month with the highest relative humidity is July (76%).
The month with the lowest relative humidity is January (51%).
Average rainfall in December
Coomandook, Australia
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is May (26mm).
The driest month (with the least rainfall) is March (12mm).
Average rainfall days in December
Coomandook, Australia
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is July (13.9 days).
The months with the least rainy days are January and February (5.8 days).
Average daylight in December /
Average sunshine in December
Coomandook, Australia
- Average daylight in December: 14h and 30min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in December: 10h and 30min
The month with the most sunshine is December (Average sunshine: 10h and 30min).
The month with the least sunshine is August (Average sunshine: 7h and 6min).
Average sunshine days in December
Coomandook, Australia
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in December
Coomandook, 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 June and July (UV index 3).
Average cloud cover in December
Coomandook, Australia
- Average cloud cover in December: 24
The months with the most cloud cover are May, July and August (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 20).
Average visibility in December
Coomandook, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).





