December weather forecastDandenong, Australia

December weather for Dandenong, Australia: The first month of the summer, December, is a moderately hot month in Dandenong, Australia, with an average temperature fluctuating between 13°C (55.4°F) and 23°C (73.4°F). On the first day of December in Dandenong, Australia, sunrise is at 5:50 am and sunset at 8:26 pm.

December

Weather in December

The first month of the summer, December, is a moderately hot month in Dandenong, Australia, with an average temperature fluctuating between 13°C (55.4°F) and 23°C (73.4°F).

Temperature

As November turns into December, the average high-temperatures rest at a moderately hot 23°C (73.4°F), showing a minor variation from the prior month. In Dandenong, an average low-temperature of 13°C (55.4°F) is recorded during December nights.

Humidity

The average relative humidity in December in Dandenong is 67%.

Rainfall

In Dandenong, in December, it is raining for 11.3 days, with typically 40mm (1.57") of accumulated precipitation. In Dandenong, during the entire year, the rain falls for 158.8 days and collects up to 484mm (19.06") of precipitation.

Daylight

With an average of 14h and 42min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 5:50 am and sunset at 8:26 pm. On the last day of December, sunrise is at 5:59 am and sunset at 8:44 pm AEDT.

Sunshine

With an average of 9.7h of sunshine, December has the most sunshine of the year.

UV index

The months with the highest UV index in Dandenong are January through March, October through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 5 translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

During December, Dandenong experiences an average high-temperature of 23°C (73.4°F) and a low-temperature of 13°C (55.4°F).

The average relative humidity in December in Dandenong, Australia, is 67%.

In Dandenong, in December, it is raining for 11.3 days, with typically 40mm (1.57") of accumulated precipitation.

December has the longest days of the year, with an average of 14h and 42min of daylight.

In December, the average day length in Dandenong, Australia, is 14h and 45min.

On the first day of December in Dandenong, Australia, sunrise is at 5:50 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:44 pm AEDT.

With an average of 9.7h of sunshine, December has the most sunshine of the year.

The average sunshine duration in December in Dandenong is 9.7h.

January through March, October through December, with an average maximum UV index of 5, are months with the highest UV index in Dandenong, Australia.

In December, the average daily maximum UV index in Dandenong, Australia, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dandenong, Australia

  • Average high temperature in December: 23°C

The warmest month (with the highest average high temperature) is January (25°C).
The month with the lowest average high temperature is July (13°C).

  • Average low temperature in December: 13°C

The month with the highest average low temperature is February (15.4°C).
The coldest month (with the lowest average low temperature) is August (7.3°C).

Average pressure in December
Dandenong, Australia

  • Average pressure in December: 1012.7mbar

The month with the highest atmospheric pressure is June (1021.2mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).

Average wind speed in December
Dandenong, Australia

  • Average wind speed in December: 11.6km/h

The windiest month (with the highest average wind speed) is August (15.1km/h).
The calmest month (with the lowest average wind speed) is April (11.4km/h).

Average humidity in December
Dandenong, Australia

  • Average humidity in December: 67%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (65%).

Average rainfall in December
Dandenong, Australia

  • Average rainfall in December: 40mm

The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is March (31mm).

Average rainfall days in December
Dandenong, Australia

  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (9 days).

Average daylight in December /
Average sunshine in December
Dandenong, Australia

  • Average daylight in December: 14h and 42min

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 42min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The months with the least sunshine are May, July and August (Average sunshine: 6h and 30min).

Average sunshine days in December
Dandenong, Australia

  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is January (19 days).
The months with the least sunshine days are July and August (10.8 days).

Average UV index in December
Dandenong, Australia

  • Average UV index in December: 5

The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are June, July and August (UV index 3).

Average cloud cover in December
Dandenong, Australia

  • Average cloud cover in December: 35

The months with the most cloud cover are July and August (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 31).

Average visibility in December
Dandenong, Australia

  • Average visibility in December: 9km

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