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
Weather in December
Temperature
The advent of December brings an average high-temperature of a warm 23.7°C (74.7°F), almost identical to the preceding month. In Mount Dandenong, the average low-temperature during the month of December is a fresh 11.8°C (53.2°F).Humidity
The average relative humidity in December is 67%.Rainfall
In December, in Mount Dandenong, the rain falls for 13.4 days. Throughout December, 47mm (1.85") of precipitation is accumulated. In Mount Dandenong, during the entire year, the rain falls for 172.9 days and collects up to 540mm (21.26") of precipitation.Daylight
December has the longest days of the year in Mount Dandenong, with an average of 14h and 42min of daylight.On the first day of the month, sunrise is at 5:50 am and sunset at 8:25 pm. On the last day of December, sunrise is at 5:59 am and sunset at 8:43 pm AEDT.
Sunshine
The month with the most sunshine is December, with an average of 9.9h of sunshine.UV index
The months with the highest UV index are January, February, October through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the UV index of 5 transforms into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What are December temperatures in Mount Dandenong?
What is the average humidity in December in Mount Dandenong?
How many days does it rain in December in Mount Dandenong?
When are the longest days in Mount Dandenong?
What is the average length of the day in December in Mount Dandenong?
When are sunrise and sunset in December in Mount Dandenong?
What month has the most sunshine in Mount Dandenong?
How many hours of sunshine does Mount Dandenong have in December?
When is the highest UV index in Mount Dandenong?
What is the UV index intensity in December in Mount Dandenong?
Average temperature in December
Mount Dandenong, Australia
- Average high temperature in December: 23.7°C
The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (12.2°C).
- Average low temperature in December: 11.8°C
The month with the highest average low temperature is February (14°C).
The coldest month (with the lowest average low temperature) is August (5.8°C).
Average pressure in December
Mount Dandenong, Australia
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is June (1021.3mbar).
The month with the lowest atmospheric pressure is January (1012.4mbar).
Average wind speed in December
Mount Dandenong, Australia
- Average wind speed in December: 9.2km/h
The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (8.9km/h).
Average humidity in December
Mount Dandenong, Australia
- Average humidity in December: 67%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is January (65%).
Average rainfall in December
Mount Dandenong, Australia
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is November (57mm).
The driest month (with the least rainfall) is July (38mm).
Average rainfall days in December
Mount Dandenong, Australia
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is August (17.5 days).
The month with the least rainy days is January (10.8 days).
Average daylight in December /
Average sunshine in December
Mount Dandenong, Australia
- Average daylight in December: 14h and 4min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in December: 9h and 5min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The months with the least sunshine are July and August (Average sunshine: 6h and 24min).
Average sunshine days in December
Mount Dandenong, Australia
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in December
Mount Dandenong, Australia
- Average UV index in December: 5
The months with the highest UV index are January, February, October, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in December
Mount Dandenong, Australia
- Average cloud cover in December: 35
The months with the most cloud cover are July and August (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 30).
Average visibility in December
Mount Dandenong, 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).
Mount Dandenong, Australia
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