December weather forecast
Arrino, Australia

December

Weather in December

The first month of the summer, December, is still a hot month in Arrino, Australia, with an average temperature fluctuating between 19.5°C (67.1°F) and 33.7°C (92.7°F).

Temperature

The start of December marks an average high-temperature of a still hot 33.7°C (92.7°F), hardly distinguishable from the conditions in November. In Arrino, the nighttime temperature registers a significant drop from daytime peaks to an average of 19.5°C (67.1°F) in December.

Humidity

In December, the average relative humidity is 38%.

Rainfall

In December, the rain falls for 5.5 days. Throughout December, 11mm (0.43") of precipitation is accumulated. In Arrino, during the entire year, the rain falls for 64 days and collects up to 137mm (5.39") of precipitation.

Daylight

With an average of 14h and 0min of daylight, December has the longest days of the year in Arrino, Australia.
On the first day of December, sunrise is at 5:09 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 7:20 pm AWST.

Sunshine

In December, the average sunshine is 11.7h.

UV index

January, February and December, with an average maximum UV index of 7, are months with the highest UV index in Arrino. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 7 in December suggests the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

How hot does it get in Arrino in December?
In December, in Arrino, the average high-temperature is 33.7°C (92.7°F), and the average low-temperature is 19.5°C (67.1°F). In November, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 31°C (87.8°F).
What is the average humidity in December in Arrino?
In December, the average relative humidity in Arrino, Australia, is 38%.
How many days does it rain in December in Arrino?
In Arrino, in December, during 5.5 rainfall days, 11mm (0.43") of precipitation is typically accumulated.
When are the longest days in Arrino?
December has the longest days of the year in Arrino, with an average of 14h and 0min of daylight.
How many hours of daylight does Arrino have in December?
In Arrino, the average day length in December is 14h and 0min.
When are sunrise and sunset in December in Arrino?
In December, on the first day of the month, sunrise is at 5:09 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 7:20 pm AWST.
How long on average sun shines in December in Arrino?
In Arrino, the average sunshine duration in December is 11.7h.
What is the month with the highest UV index in Arrino?
The months with the highest UV index are January, February and December, with an average maximum UV index of 7.
What is the UV index reading in December in Arrino?
The average daily maximum UV index in December in Arrino, Australia, is 7. A UV Index estimate of 6 to 7 represents a high health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Arrino, Australia
  • Average high temperature in December: 33.7°C

The warmest month (with the highest average high temperature) is January (36.1°C).
The month with the lowest average high temperature is July (17.5°C).

  • Average low temperature in December: 19.5°C

The month with the highest average low temperature is February (23.1°C).
The coldest month (with the lowest average low temperature) is August (8.7°C).

Average pressure in December
Arrino, Australia
  • Average pressure in December: 1010.3mbar

The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is January (1008.8mbar).

Average wind speed in December
Arrino, Australia
  • Average wind speed in December: 18km/h

The windiest month (with the highest average wind speed) is January (18.3km/h).
The calmest month (with the lowest average wind speed) is July (14.1km/h).

Average humidity in December
Arrino, Australia
  • Average humidity in December: 38%

The months with the highest relative humidity are July and August (70%).
The months with the lowest relative humidity are January and February (37%).

Average rainfall in December
Arrino, Australia
  • Average rainfall in December: 11mm

The wettest month (with the highest rainfall) is June (17mm).
The driest months (with the least rainfall) are May, September and October (7mm).

Average rainfall days in December
Arrino, Australia
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is July (6.7 days).
The month with the least rainy days is October (3.5 days).

Average daylight in December /
Average sunshine in December
Arrino, Australia
  • Average daylight in December: 14h and 0min

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

  • Average sunshine in December: 11h and 4min

The month with the most sunshine is January (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 6h and 12min).

Average sunshine days in December
Arrino, Australia
  • Average sunshine days in December: 24.2 days

The month with the most sunshine days is May (26.3 days).
The month with the least sunshine days is February (21.5 days).

Average UV index in December
Arrino, Australia
  • Average UV index in December: 7

The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are June, July and August (UV index 4).

Average cloud cover in December
Arrino, Australia
  • Average cloud cover in December: 14

The months with the most cloud cover are July and August (Cloud cover 27).
The month with the least cloud cover is January (Cloud cover 13).

Average visibility in December
Arrino, 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).

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