December weather forecast
Coonalpyn, Australia

December

Weather in December

December, the first month of the summer in Coonalpyn, is also a moderately hot month, with an average temperature fluctuating between 14.4°C (57.9°F) and 27.1°C (80.8°F).

Temperature

December's onset brings a subtle temperature rise, moving from 24.1°C (75.4°F) in November to a still warm 27.1°C (80.8°F). Coonalpyn, after hot December days, encounters a marked drop to an average nighttime temperature of 14.4°C (57.9°F).

Heat index

For most parts of December, the heat index is evaluated at 28°C (82.4°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The average relative humidity in December is 53%.

Rainfall

In Coonalpyn, during December, the rain falls for 9.6 days and regularly aggregates up to 21mm (0.83") of precipitation. In Coonalpyn, during the entire year, the rain falls for 126.5 days and collects up to 268mm (10.55") of precipitation.

Daylight

The month with the longest days is December, with an average of 14h and 30min of daylight.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:11 pm. On the last day of December, in Coonalpyn, sunrise is at 5:57 am and sunset at 8:29 pm ACDT.

Sunshine

December has the most sunshine of the year, with an average of 10.3h of sunshine.

UV index

January, February and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, a daily UV index of 6 turns into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What are the temperatures in Coonalpyn in December?
In Coonalpyn, 27.1°C (80.8°F) is the average high-temperature and 14.4°C (57.9°F) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in December is evaluated at 28°C (82.4°F).
What is the average humidity in December in Coonalpyn?
The average relative humidity in December in Coonalpyn is 53%.
How many days does it rain in December in Coonalpyn?
In December, in Coonalpyn, the rain falls for 9.6 days. Throughout December, 21mm (0.83") of precipitation is accumulated.
When are the longest days in Coonalpyn?
With an average of 14h and 30min of daylight, December has the longest days of the year.
What is the average length of the day in December in Coonalpyn?
In December, the average day length is 14h and 32min.
What time are sunrise and sunset in December in Coonalpyn?
In December, on the first day of the month, sunrise is at 5:47 am and sunset at 8:11 pm. On the last day of the month, in Coonalpyn, Australia, sunrise is at 5:57 am and sunset at 8:29 pm ACDT.
What month has the most sunshine in Coonalpyn?
The month with the most sunshine in Coonalpyn is December, with an average of 10.3h of sunshine.
How many hours of sunshine does Coonalpyn have in December?
The average sunshine duration in December in Coonalpyn, Australia, is 10.3h.
When is the highest UV index in Coonalpyn?
The months with the highest UV index in Coonalpyn are January, February and December, with an average maximum UV index of 6.
What is the UV index reading in December in Coonalpyn?
In Coonalpyn, Australia, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from 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 - Coonalpyn, Australia
Average temperature in December
Coonalpyn, Australia
  • Average high temperature in December: 27.1°C

The warmest month (with the highest average high temperature) is January (30.1°C).
The month with the lowest average high temperature is July (13.7°C).

  • Average low temperature in December: 14.4°C

The month with the highest average low temperature is January (16.1°C).
The coldest month (with the lowest average low temperature) is August (6.3°C).

Average pressure in December - Coonalpyn, Australia
Average pressure in December
Coonalpyn, Australia
  • Average pressure in December: 1012.9mbar

The month with the highest atmospheric pressure is June (1021.7mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

Average wind speed in December - Coonalpyn, Australia
Average wind speed in December
Coonalpyn, Australia
  • Average wind speed in December: 13.4km/h

The windiest month (with the highest average wind speed) is August (14.2km/h).
The calmest month (with the lowest average wind speed) is April (11.1km/h).

Average humidity in December - Coonalpyn, Australia
Average humidity in December
Coonalpyn, Australia
  • Average humidity in December: 53%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (48%).

Average rainfall in December - Coonalpyn, Australia
Average rainfall in December
Coonalpyn, Australia
  • Average rainfall in December: 21mm

The wettest month (with the highest rainfall) is August (34mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in December - Coonalpyn, Australia
Average rainfall days in December
Coonalpyn, Australia
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (14.5 days).
The months with the least rainy days are January and February (5.7 days).

Average daylight in December / Average sunshine in December - Coonalpyn, Australia
Average daylight in December /
Average sunshine in December
Coonalpyn, Australia
  • Average daylight in December: 14h and 3min

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 2min

The month with the most sunshine is December (Average sunshine: 10h and 18min).
The month with the least sunshine is August (Average sunshine: 6h and 48min).

Average sunshine days in December - Coonalpyn, Australia
Average sunshine days in December
Coonalpyn, Australia
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is September (12.1 days).

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

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are June and July (UV index 3).

Average cloud cover in December - Coonalpyn, Australia
Average cloud cover in December
Coonalpyn, Australia
  • Average cloud cover in December: 27

The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 19).

Average visibility in December - Coonalpyn, Australia
Average visibility in December
Coonalpyn, Australia
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are April, May, June, July, August, September, October and November (9km).

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