December weather forecast
Derrinallum, Australia

December

Weather in December

The first month of the summer, December, is also an agreeable month in Derrinallum, Australia, with temperature in the range of an average low of 10.8°C (51.4°F) and an average high of 22.5°C (72.5°F).

Temperature

The arrival of December records an average high-temperature of a still pleasant 22.5°C (72.5°F), closely related to the 20.5°C (68.9°F) observed in November. During December, the temperature tends to dip to an average of 10.8°C (51.4°F) at night.

Humidity

In Derrinallum, Australia, the average relative humidity in December is 70%.

Rainfall

In Derrinallum, Australia, during December, the rain falls for 11.5 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, in Derrinallum, there are 164.9 rainfall days, and 405mm (15.94") of precipitation is accumulated.

Snowfall

In Derrinallum, snow does not fall in January through July, September through December.

Daylight

The month with the longest days is December, with an average of 14h and 42min of daylight.
On the first day of December, sunrise is at 5:58 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:52 pm AEDT.

Sunshine

December has the most sunshine of the year, with an average of 8.7h of sunshine.

UV index

December is the month with the highest UV index, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in December translates into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the usual temperature for Derrinallum in December?
In December, the average high-temperature and low-temperature in Derrinallum are 22.5°C (72.5°F) and 10.8°C (51.4°F) respectively.
What is the average humidity in December in Derrinallum?
In December, the average relative humidity in Derrinallum, Australia, is 70%.
How much does it rain in Derrinallum in December?
In Derrinallum, during December, the rain falls for 11.5 days and regularly aggregates up to 30mm (1.18") of precipitation.
When it does not snow in Derrinallum?
January through July, September through December are months without snowfall in Derrinallum.
When are the longest days in Derrinallum?
The month with the longest days in Derrinallum is December, with an average of 14h and 42min of daylight.
What is the average length of the day in December in Derrinallum?
In December, the average day length in Derrinallum is 14h and 44min.
When is the sunrise / sunset in December in Derrinallum?
In December, on the first day of the month, sunrise is at 5:58 am and sunset at 8:34 pm. On the last day of the month, in Derrinallum, Australia, sunrise is at 6:07 am and sunset at 8:52 pm AEDT.
What month has the most sunshine in Derrinallum?
The month with the most sunshine in Derrinallum is December, with an average of 8.7h of sunshine.
How many hours of sunshine does Derrinallum have in December?
In December, the average sunshine duration in Derrinallum, Australia, is 8.7h.
What is the month with the highest UV index in Derrinallum?
December is the month with the highest UV index, with an average maximum UV index of 6.
What is the UV index intensity in December in Derrinallum?
The average daily maximum UV index in December in Derrinallum, Australia, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Derrinallum, Australia
  • Average high temperature in December: 22.5°C

The warmest month (with the highest average high temperature) is January (24.6°C).
The month with the lowest average high temperature is July (12°C).

  • Average low temperature in December: 10.8°C

The month with the highest average low temperature is February (13.3°C).
The coldest month (with the lowest average low temperature) is August (5.4°C).

Average pressure in December
Derrinallum, Australia
  • Average pressure in December: 1013mbar

The month with the highest atmospheric pressure is June (1020.8mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).

Average wind speed in December
Derrinallum, Australia
  • Average wind speed in December: 9.4km/h

The windiest month (with the highest average wind speed) is August (11.4km/h).
The calmest month (with the lowest average wind speed) is April (8.9km/h).

Average humidity in December
Derrinallum, Australia
  • Average humidity in December: 70%

The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is January (67%).

Average rainfall in December
Derrinallum, Australia
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is August (44mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in December
Derrinallum, Australia
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is August (18.4 days).
The months with the least rainy days are January and February (9.2 days).

Average snowfall in December
Derrinallum, Australia
  • Average snowfall in December: 0mm

The month with the highest snowfall is August (4mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).

Average snowfall days in December
Derrinallum, Australia
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is August (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Derrinallum, 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: 8h and 4min

The month with the most sunshine is December (Average sunshine: 8h and 42min).
The month with the least sunshine is August (Average sunshine: 5h and 30min).

Average sunshine days in December
Derrinallum, Australia
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is January (19.4 days).
The month with the least sunshine days is August (9.6 days).

Average UV index in December
Derrinallum, Australia
  • Average UV index in December: 6

The month with the highest UV index is December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 3).

Average cloud cover in December
Derrinallum, Australia
  • Average cloud cover in December: 42

The month with the most cloud cover is August (Cloud cover 60).
The month with the least cloud cover is January (Cloud cover 36).

Average visibility in December
Derrinallum, Australia
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are April, May, June, July, August, September, October and November (8km).

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