Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December comes with a subtle rise, with the average high-temperature adjusting from a moderately hot 27.5°C (81.5°F) in November to a hot 30.6°C (87.1°F). Kooloonong's temperature in December declines substantially from daytime highs, settling at a consistent average of 17.6°C (63.7°F) during the nights.Humidity
In Kooloonong, the average relative humidity in December is 39%.Rainfall
In Kooloonong, in December, it is raining for 5.4 days, with typically 16mm (0.63") of accumulated precipitation. Throughout the year, there are 74.2 rainfall days, and 193mm (7.6") of precipitation is accumulated.Daylight
December has the longest days of the year in Kooloonong, with an average of 14h and 30min of daylight.On the first day of December, sunrise is at 6:06 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:44 pm AEDT.
Sunshine
In December, the average sunshine in Kooloonong is 9.2h.UV index
January and December, with an average maximum UV index of 7, are months with the highest UV index in Kooloonong. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 7 in December, converts into the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Kooloonong in December?
What is the average humidity in December in Kooloonong?
How many days does it rain in December in Kooloonong?
When are the longest days in Kooloonong?
What is the average length of the day in December in Kooloonong?
When are sunrise and sunset in December in Kooloonong?
How long on average sun shines in December in Kooloonong?
When is the highest UV index in Kooloonong?
What is the UV index intensity in December in Kooloonong?
Average temperature in December
Kooloonong, Australia
- Average high temperature in December: 30.6°C
The warmest month (with the highest average high temperature) is January (33.1°C).
The month with the lowest average high temperature is July (14.3°C).
- Average low temperature in December: 17.6°C
The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is August (5.3°C).
Average pressure in December
Kooloonong, Australia
- Average pressure in December: 1011.4mbar
The month with the highest atmospheric pressure is June (1022mbar).
The month with the lowest atmospheric pressure is January (1010.5mbar).
Average wind speed in December
Kooloonong, Australia
- Average wind speed in December: 14.4km/h
The windiest months (with the highest average wind speed) are August and October (14.6km/h).
The calmest month (with the lowest average wind speed) is April (12.1km/h).
Average humidity in December
Kooloonong, Australia
- Average humidity in December: 39%
The months with the highest relative humidity are June and July (76%).
The month with the lowest relative humidity is January (36%).
Average rainfall in December
Kooloonong, Australia
- Average rainfall in December: 16mm
The wettest month (with the highest rainfall) is November (24mm).
The driest months (with the least rainfall) are March, June, September and October (13mm).
Average rainfall days in December
Kooloonong, Australia
- Average rainfall days in December: 5.4 days
The month with the highest number of rainy days is August (7.8 days).
The month with the least rainy days is December (5.4 days).
Average daylight in December /
Average sunshine in December
Kooloonong, 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 54min).
- Average sunshine in December: 9h and 1min
The month with the most sunshine is January (Average sunshine: 9h and 24min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in December
Kooloonong, Australia
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is August (21 days).
Average UV index in December
Kooloonong, 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 June and August (UV index 3).
Average cloud cover in December
Kooloonong, Australia
- Average cloud cover in December: 18
The month with the most cloud cover is July (Cloud cover 35).
The month with the least cloud cover is January (Cloud cover 14).
Average visibility in December
Kooloonong, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).
