December weather forecastJack River, Australia

December

Weather in December

The first month of the summer, December, is a moderately hot month in Jack River, Australia, with an average temperature ranging between max 24°C (75.2°F) and min 10.7°C (51.3°F).

Temperature

The average high-temperature during December registers at a warm 24°C (75.2°F), closely corresponding to the preceding month. Jack River encounters a substantial decline from its daily high to a low-temperature of 10.7°C (51.3°F) during December nights.

Humidity

In December, the average relative humidity is 69%.

Rainfall

In Jack River, during December, the rain falls for 12.2 days and regularly aggregates up to 37mm (1.46") of precipitation. In Jack River, during the entire year, the rain falls for 151.2 days and collects up to 429mm (16.89") of precipitation.

Daylight

December has the longest days of the year in Jack River, with an average of 14h and 48min of daylight.
On the first day of December, sunrise is at 5:43 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:41 pm AEDT.

Sunshine

December has the most sunshine of the year in Jack River, Australia, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index are January, February and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 5 in December translates into the following instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Updated: Jul 20, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in December, in Jack River, is 24°C (75.2°F) and the average low-temperature is 10.7°C (51.3°F).

In December, the average relative humidity in Jack River is 69%.

In Jack River, in December, during 12.2 rainfall days, 37mm (1.46") of precipitation is typically accumulated.

December has the longest days of the year, with an average of 14h and 48min of daylight.

The average day length in December is 14h and 48min.

In December, on the first day of the month, sunrise is at 5:43 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:41 pm AEDT.

December has the most sunshine of the year, with an average of 9.7h of sunshine.

The average sunshine duration in December in Jack River is 9.7h.

The months with the highest UV index in Jack River are January, February and December, with an average maximum UV index of 5.

In Jack River, the average daily maximum UV index in December is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

22.2°C

24°C

26.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9km/h

8.8km/h

8.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

12.5

16.5

18.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Jack River, Australia

Average high temperature in December: 24°C

The warmest month (with the highest average high temperature) is January (26.3°C).
The month with the lowest average high temperature is July (12.6°C).

Average low temperature in December: 10.7°C

The month with the highest average low temperature is February (12.7°C).
The coldest month (with the lowest average low temperature) is August (4.8°C).

Average pressure in December
Jack River, Australia

Average pressure in December: 1012.7mbar

The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).

Average wind speed in December
Jack River, Australia

Average wind speed in December: 8km/h

The windiest months (with the highest average wind speed) are August and September (9.3km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).

Average humidity in December
Jack River, Australia

Average humidity in December: 69%

The month with the highest relative humidity is June (84%).
The month with the lowest relative humidity is January (67%).

Average rainfall in December
Jack River, Australia

Average rainfall in December: 37mm

The wettest month (with the highest rainfall) is November (50mm).
The driest month (with the least rainfall) is July (28mm).

Average rainfall days in December
Jack River, Australia

Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is January (10 days).

Average daylight in December /
Average sunshine in December
Jack River, Australia

Average daylight in December: 14h and 48min

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

Average sunshine in December: 9h and 42min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 6h and 18min).

Average sunshine days in December
Jack River, Australia

Average sunshine days in December: 16.5 days

The month with the most sunshine days is January (18.1 days).
The months with the least sunshine days are September and November (12.5 days).

Average UV index in December
Jack River, Australia

Average UV index in December: 5

The months with the highest UV index are January, February and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).