December weather forecastStrathmerton, Australia

December

Weather in December

The first month of the summer, December, is still a warm month in Strathmerton, Australia, with an average temperature varying between 16.5°C (61.7°F) and 29.8°C (85.6°F).

Temperature

Strathmerton's weather in December presents a minor rise in the average high-temperature, moving from a warm 26.4°C (79.5°F) in November to a still moderately hot 29.8°C (85.6°F). Strathmerton experiences a dramatic descent in temperature during December, with the average nighttime reading settling at a refreshing 16.5°C (61.7°F).

Heat index

The heat index for December is calculated to be a tropical 30°C (86°F). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In December, the average relative humidity in Strathmerton is 46%.

Rainfall

December is the month with the most rainfall in Strathmerton. Rain falls for 8.7 days and accumulates 43mm (1.69") of precipitation.

Daylight

The month with the longest days in Strathmerton, Australia, is December, with an average of 14h and 30min of daylight.
On the first day of December in Strathmerton, sunrise is at 5:54 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:37 pm AEDT.

Sunshine

With an average of 10.7h of sunshine, December has the most sunshine of the year in Strathmerton, Australia.

UV index

January and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 7 during December morphs into the following directions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

The average high-temperature and low-temperature during December are 29.8°C (85.6°F) and 16.5°C (61.7°F) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in December is calculated to be 30°C (86°F).

In December, the average relative humidity in Strathmerton, Australia, is 46%.

December is the month with the most rainfall in Strathmerton. Rain falls for 8.7 days and accumulates 43mm (1.69") of precipitation.

In Strathmerton, in December, during 8.7 rainfall days, 43mm (1.69") of precipitation is typically accumulated.

With an average of 14h and 30min of daylight, December has the longest days of the year in Strathmerton, Australia.

In Strathmerton, the average day length in December is 14h and 33min.

In December, on the first day of the month, sunrise is at 5:54 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:37 pm AEDT.

With an average of 10.7h of sunshine, December has the most sunshine of the year in Strathmerton.

In December, the average sunshine duration in Strathmerton, Australia, is 10.7h.

The months with the highest UV index in Strathmerton, Australia, are January and December, with an average maximum UV index of 7.

In December, the average daily maximum UV index in Strathmerton is 7. A UV Index of 6 to 7 symbolizes a high 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
Strathmerton, Australia

  • Average high temperature in December: 29.8°C

The warmest month (with the highest average high temperature) is January (32.8°C).
The month with the lowest average high temperature is July (12.8°C).

  • Average low temperature in December: 16.5°C

The month with the highest average low temperature is January (18.5°C).
The coldest month (with the lowest average low temperature) is August (4°C).

Average pressure in December
Strathmerton, Australia

  • Average pressure in December: 1011.6mbar

The month with the highest atmospheric pressure is June (1022.3mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).

Average wind speed in December
Strathmerton, Australia

  • Average wind speed in December: 11km/h

The windiest month (with the highest average wind speed) is December (11km/h).
The calmest month (with the lowest average wind speed) is June (8.3km/h).

Average humidity in December
Strathmerton, Australia

  • Average humidity in December: 46%

The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is January (43%).

Average rainfall in December
Strathmerton, Australia

  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in December
Strathmerton, Australia

  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is August (14.3 days).
The month with the least rainy days is January (6.4 days).

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

  • Average daylight in December: 14h and 30min

The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).

  • Average sunshine in December: 10h and 42min

The month with the most sunshine is December (Average sunshine: 10h and 42min).
The month with the least sunshine is July (Average sunshine: 6h and 36min).

Average sunshine days in December
Strathmerton, Australia

  • Average sunshine days in December: 20.9 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is August (14.1 days).

Average UV index in December
Strathmerton, Australia

  • Average UV index in December: 7

The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 3).

Average cloud cover in December
Strathmerton, Australia

  • Average cloud cover in December: 21

The month with the most cloud cover is July (Cloud cover 53).
The month with the least cloud cover is January (Cloud cover 17).

Average visibility in December
Strathmerton, Australia

  • Average visibility in December: 10km

The months with the highest visibility are January, February, March and December (10km).
The month with the lowest visibility is July (7km).