Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December unfolds, the average high-temperature reaches a still warm 25.9°C (78.6°F), hinting at a slight fluctuation from the previous month. In Booker Bay, an average temperature of 18.1°C (64.6°F) is noted during December nights.Humidity
In Booker Bay, the average relative humidity in December is 73%.Rainfall
In Booker Bay, during December, the rain falls for 13.6 days and regularly aggregates up to 39mm (1.54") of precipitation. Throughout the year, there are 156.9 rainfall days, and 628mm (24.72") of precipitation is accumulated.Sea temperature
In Booker Bay, in December, the average water temperature is 21.9°C (71.4°F).Note: For most individuals, swimming in 21.9°C (71.4°F) is not a pleasurable activity. Breathing becomes progressively more difficult as water temperature declines below 21°C (69.8°F).
Daylight
With an average of 14h and 18min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 5:37 am and sunset at 7:49 pm. On the last day of December, sunrise is at 5:47 am and sunset at 8:07 pm AEDT.
Sunshine
In December, the average sunshine is 9.7h.UV index
The months with the highest UV index are January, February, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 6 in December translates into these instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Alert! Sand and water increase UV exposure due to their reflective properties.
Frequently asked questions
What is the usual temperature for Booker Bay in December?
What is the average humidity in December in Booker Bay?
How much does it rain in Booker Bay in December?
How cold is the water in December in Booker Bay?
When are the longest days in Booker Bay?
How many hours of daylight does Booker Bay have in December?
When is the sunrise / sunset in December in Booker Bay?
How long on average sun shines in December in Booker Bay?
When is the highest UV index in Booker Bay?
How high is the UV index in December in Booker Bay?
Average temperature in December
Booker Bay, Australia
- Average high temperature in December: 25.9°C
The warmest month (with the highest average high temperature) is January (27°C).
The month with the lowest average high temperature is July (16.5°C).
- Average low temperature in December: 18.1°C
The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in December
Booker Bay, Australia
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).
Average wind speed in December
Booker Bay, Australia
- Average wind speed in December: 13.2km/h
The windiest month (with the highest average wind speed) is August (13.6km/h).
The calmest month (with the lowest average wind speed) is April (12km/h).
Average humidity in December
Booker Bay, Australia
- Average humidity in December: 73%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Booker Bay, Australia
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is February (100mm).
The driest month (with the least rainfall) is August (34mm).
Average rainfall days in December
Booker Bay, Australia
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is March (16.5 days).
The month with the least rainy days is August (9.2 days).
Average sea temperature in December
Booker Bay, Australia
- Average sea temperature in December: 21.9°C
The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).
Average daylight in December /
Average sunshine in December
Booker Bay, Australia
- Average daylight in December: 14h and 2min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in December: 9h and 4min
The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days in December
Booker Bay, Australia
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in December
Booker Bay, Australia
- Average UV index in December: 6
The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover in December
Booker Bay, Australia
- Average cloud cover in December: 36
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Booker Bay, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
Booker Bay, Australia
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