December weather forecastYalwal, Australia

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Yalwal, Australia, with an average temperature fluctuating between 25.8°C (78.4°F) and 15.5°C (59.9°F).

Temperature

With December's advent, Yalwal sees an average high-temperature of a still warm 25.8°C (78.4°F), subtly shifted from November's 23.9°C (75°F). Throughout the month of December, Yalwal expects an average low of 15.5°C (59.9°F).

Humidity

In December, the average relative humidity is 71%.

Rainfall

In December, in Yalwal, Australia, the rain falls for 12.8 days. Throughout December, 32mm (1.26") of precipitation is accumulated. Throughout the year, there are 137.6 rainfall days, and 478mm (18.82") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 14h and 30min of daylight.
On the first day of December, sunrise is at 5:37 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:15 pm AEDT.

Sunshine

The average sunshine in December is 9.5h.

UV index

January and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in December transforms into this advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

The average high-temperature and low-temperature during December are 25.8°C (78.4°F) and 15.5°C (59.9°F) respectively. In January, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 30°C (86°F).

In Yalwal, the average relative humidity in December is 71%.

In Yalwal, during December, the rain falls for 12.8 days and regularly aggregates up to 32mm (1.26") of precipitation.

December has the longest days of the year, with an average of 14h and 30min of daylight.

In Yalwal, Australia, the average day length in December is 14h and 28min.

On the first day of December, sunrise is at 5:37 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:15 pm AEDT.

In December, the average sunshine duration is 9.5h.

The months with the highest UV index are January and December, with an average maximum UV index of 6.

In Yalwal, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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
Yalwal, Australia

  • Average high temperature in December: 25.8°C

The warmest month (with the highest average high temperature) is January (27.5°C).
The month with the lowest average high temperature is July (15.3°C).

  • Average low temperature in December: 15.5°C

The month with the highest average low temperature is January (17.1°C).
The coldest months (with the lowest average low temperature) are July and August (7.7°C).

Average pressure in December
Yalwal, Australia

  • Average pressure in December: 1013.3mbar

The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).

Average wind speed in December
Yalwal, Australia

  • Average wind speed in December: 10.1km/h

The windiest month (with the highest average wind speed) is August (11.5km/h).
The calmest months (with the lowest average wind speed) are February, March and April (9.6km/h).

Average humidity in December
Yalwal, Australia

  • Average humidity in December: 71%

The months with the highest relative humidity are February and June (76%).
The months with the lowest relative humidity are August and September (68%).

Average rainfall in December
Yalwal, Australia

  • Average rainfall in December: 32mm

The wettest month (with the highest rainfall) is February (71mm).
The driest month (with the least rainfall) is May (25mm).

Average rainfall days in December
Yalwal, Australia

  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is January (15.9 days).
The month with the least rainy days is August (7 days).

Average daylight in December /
Average sunshine in December
Yalwal, 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: 9h and 30min

The month with the most sunshine is November (Average sunshine: 9h and 36min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

Average sunshine days in December
Yalwal, Australia

  • Average sunshine days in December: 14.4 days

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is February (11.3 days).

Average UV index in December
Yalwal, Australia

  • Average UV index in December: 6

The months with the highest UV index are January and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).

Average cloud cover in December
Yalwal, Australia

  • Average cloud cover in December: 39

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are May, July and August (Cloud cover 26).

Average visibility in December
Yalwal, Australia

  • Average visibility in December: 9km

The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (9km).