December weather forecast
Perthville, Australia

December

Weather in December

The first month of the summer, December, is a moderately hot month in Perthville, Australia, with an average temperature fluctuating between 12.3°C (54.1°F) and 25.2°C (77.4°F).

Temperature

With the transition into December, Perthville experiences a subtle uplift in average high-temperatures, adjusting from a pleasant 22°C (71.6°F) in November to a moderately hot 25.2°C (77.4°F). In Perthville, the nighttime temperature registers a significant drop from daytime peaks to an average of 12.3°C (54.1°F) in December.

Humidity

In Perthville, the average relative humidity in December is 65%.

Rainfall

In Perthville, in December, it is raining for 10.3 days, with typically 37mm (1.46") of accumulated precipitation. Throughout the year, there are 125 rainfall days, and 386mm (15.2") of precipitation is accumulated.

Snowfall

In Perthville, snow does not fall in January through April, November and December.

Daylight

The month with the longest days is December, with an average of 14h and 18min of daylight.
On the first day of December, sunrise is at 5:44 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:14 pm AEDT.

Sunshine

December has the most sunshine of the year in Perthville, with an average of 10.8h of sunshine.

UV index

January and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In December, a regular UV index of 6 translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What is the average December temperature in Perthville?
The high-temperature, in December, in Perthville, is 25.2°C (77.4°F), while the low-temperature averages to 12.3°C (54.1°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in January is computed to be 30°C (86°F).
What is the average humidity in December in Perthville?
In Perthville, the average relative humidity in December is 65%.
How much does it rain in Perthville in December?
In Perthville, in December, it is raining for 10.3 days, with typically 37mm (1.46") of accumulated precipitation.
When it does not snow in Perthville?
January through April, November and December are months without snowfall in Perthville, Australia.
When are the longest days in Perthville?
December has the longest days of the year in Perthville, with an average of 14h and 18min of daylight.
How many hours of daylight does Perthville have in December?
In Perthville, Australia, the average day length in December is 14h and 20min.
What time are sunrise and sunset in December in Perthville?
On the first day of December in Perthville, sunrise is at 5:44 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:14 pm AEDT.
What month has the most sunshine in Perthville?
The month with the most sunshine in Perthville, Australia, is December, with an average of 10.8h of sunshine.
How many hours of sunshine does Perthville have in December?
In December, the average sunshine duration in Perthville, Australia, is 10.8h.
What is the month with the highest UV index in Perthville?
January and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index intensity in December in Perthville?
In Perthville, 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 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 - Perthville, Australia
Average temperature in December
Perthville, Australia
  • Average high temperature in December: 25.2°C

The warmest month (with the highest average high temperature) is January (27.8°C).
The month with the lowest average high temperature is July (10.3°C).

  • Average low temperature in December: 12.3°C

The month with the highest average low temperature is January (15°C).
The coldest month (with the lowest average low temperature) is August (1.6°C).

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

The month with the highest atmospheric pressure is June (1022mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

Average wind speed in December - Perthville, Australia
Average wind speed in December
Perthville, Australia
  • Average wind speed in December: 10.1km/h

The windiest month (with the highest average wind speed) is August (11.3km/h).
The calmest month (with the lowest average wind speed) is April (8.8km/h).

Average humidity in December - Perthville, Australia
Average humidity in December
Perthville, Australia
  • Average humidity in December: 65%

The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (64%).

Average rainfall in December - Perthville, Australia
Average rainfall in December
Perthville, Australia
  • Average rainfall in December: 37mm

The wettest month (with the highest rainfall) is November (50mm).
The driest month (with the least rainfall) is May (19mm).

Average rainfall days in December - Perthville, Australia
Average rainfall days in December
Perthville, Australia
  • Average rainfall days in December: 10.3 days

The months with the highest number of rainy days are March and November (11.9 days).
The month with the least rainy days is May (8.4 days).

Average snowfall in December - Perthville, Australia
Average snowfall in December
Perthville, Australia
  • Average snowfall in December: 0mm

The month with the highest snowfall is August (24mm).
The months with the least snowfall are January, February, March, April, November and December (0mm).

Average snowfall days in December - Perthville, Australia
Average snowfall days in December
Perthville, Australia
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is August (2.4 days).
The months with the least snowfall days are January, February, March, April, November and December (0 days).

Average daylight in December / Average sunshine in December - Perthville, Australia
Average daylight in December /
Average sunshine in December
Perthville, Australia
  • Average daylight in December: 14h and 2min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in December: 10h and 5min

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

Average sunshine days in December - Perthville, Australia
Average sunshine days in December
Perthville, Australia
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is May (20 days).
The month with the least sunshine days is February (15.3 days).

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

The months with the highest UV index are January and December (UV index 6).
The month with the lowest UV index is June (UV index 2).

Average cloud cover in December - Perthville, Australia
Average cloud cover in December
Perthville, Australia
  • Average cloud cover in December: 32

The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 31).

Average visibility in December - Perthville, Australia
Average visibility in December
Perthville, Australia
  • Average visibility in December: 9km

The months with the highest visibility are January, February and December (9km).
The months with the lowest visibility are April, May, June, July and August (7km).

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