December weather forecast
Kew, Australia

December

Weather in December

The first month of the summer, December, is a warm month in Kew, Australia, with temperature in the range of an average high of 23.7°C (74.7°F) and an average low of 12.7°C (54.9°F).

Temperature

The start of December marks an average high-temperature of a moderately hot 23.7°C (74.7°F), hardly distinguishable from the conditions in November. Throughout December, the average low-temperature in Kew dips to a cool 12.7°C (54.9°F).

Humidity

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

Rainfall

The wettest months are August and December, with an average 45mm (1.77") of rainfall.

Daylight

December has the longest days of the year in Kew, with an average of 14h and 42min of daylight.
On the first day of the month, sunrise is at 5:51 am and sunset at 8:26 pm. On the last day of December, in Kew, sunrise is at 6:00 am and sunset at 8:45 pm AEDT.

Sunshine

December has the most sunshine of the year in Kew, with an average of 9.8h of sunshine.

UV index

January through March, October through December, with an average maximum UV index of 5, are months with the highest UV index in Kew. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in December leads to these recommendations:
Take precautions - Protection against sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What are the temperatures in Kew in December?
In Kew, in December, the average high-temperature is 23.7°C (74.7°F), and the average low-temperature is 12.7°C (54.9°F).
What is the average humidity in December in Kew?
In Kew, the average relative humidity in December is 65%.
What is the wettest month in Kew?
The months with the most rainfall are August and December, with an average 45mm (1.77") of precipitation.
How many days does it rain in December in Kew?
In December, in Kew, the rain falls for 12.2 days. Throughout December, 45mm (1.77") of precipitation is accumulated.
When are the longest days in Kew?
December has the longest days of the year in Kew, Australia, with an average of 14h and 42min of daylight.
How many hours of daylight does Kew have in December?
In Kew, Australia, the average day length in December is 14h and 44min.
What time are sunrise and sunset in December in Kew?
On the first day of December, sunrise is at 5:51 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:45 pm AEDT.
What month has the most sunshine in Kew?
December has the most sunshine of the year, with an average of 9.8h of sunshine.
How long on average sun shines in December in Kew?
The average sunshine duration in December is 9.8h.
What is the month with the highest UV index in Kew?
The months with the highest UV index are January through March, October through December, with an average maximum UV index of 5.
How high is the UV index in December in Kew?
In December, the average daily maximum UV index in Kew, Australia, is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Kew, 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 (12.4°C).

  • Average low temperature in December: 12.7°C

The month with the highest average low temperature is February (14.8°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).

Average pressure in December
Kew, Australia
  • Average pressure in December: 1012.6mbar

The month with the highest atmospheric pressure is June (1021.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

Average wind speed in December
Kew, Australia
  • Average wind speed in December: 11.1km/h

The windiest month (with the highest average wind speed) is August (13.9km/h).
The calmest month (with the lowest average wind speed) is April (10.6km/h).

Average humidity in December
Kew, Australia
  • Average humidity in December: 65%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (63%).

Average rainfall in December
Kew, Australia
  • Average rainfall in December: 45mm

The wettest months (with the highest rainfall) are August and December (45mm).
The driest months (with the least rainfall) are March and April (34mm).

Average rainfall days in December
Kew, Australia
  • Average rainfall days in December: 12.2 days

The months with the highest number of rainy days are July and August (16.9 days).
The month with the least rainy days is January (9.5 days).

Average daylight in December /
Average sunshine in December
Kew, 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 48min).
The months with the least sunshine are July and August (Average sunshine: 6h and 30min).

Average sunshine days in December
Kew, Australia
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is January (16.7 days).
The months with the least sunshine days are July and August (10.5 days).

Average UV index in December
Kew, 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 May, June, July, August and September (UV index 3).

Average cloud cover in December
Kew, Australia
  • Average cloud cover in December: 33

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 30).

Average visibility in December
Kew, 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).

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