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 Margaret River welcomes December, the average high-temperature is noted at a still agreeable 22.2°C (72°F), closely aligning with the preceding month. The average low-temperature, in December, is a refreshing 15.6°C (60.1°F).Humidity
January, February and December, with an average relative humidity of 71%, are the least humid months.Rainfall
January and December are months with the least rain in Margaret River, Australia, when the rain falls for 7.2 days and typically aggregates up to 13mm (0.51") of rain.Sea temperature
In Margaret River, the average seawater temperature in December is 20°C (68°F).Note: In water with a temperature of 20°C (68°F), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
December has the longest days of the year in Margaret River, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 5:01 am and sunset at 7:16 pm. On the last day of December, in Margaret River, sunrise is at 5:11 am and sunset at 7:34 pm AWST.
Sunshine
The average sunshine in December is 10.3h.UV index
The average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 in December translates into this advice:
Put precautions into practice - Guidance to elude sunburn is provided. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are December temperatures in Margaret River?
What is the least humid month in Margaret River?
What is the average humidity in December in Margaret River?
What is the driest month in Margaret River?
How many days does it rain in December in Margaret River?
What is the sea water temperature in December in Margaret River?
When are the longest days in Margaret River?
What is the average length of the day in December in Margaret River?
What time are sunrise and sunset in December in Margaret River?
How many hours of sunshine does Margaret River have in December?
What is the UV index intensity in December in Margaret River?
Average temperature in December
Margaret River, Australia
- Average high temperature in December: 22.2°C
The warmest month (with the highest average high temperature) is February (24.3°C).
The month with the lowest average high temperature is July (16.1°C).
- Average low temperature in December: 15.6°C
The month with the highest average low temperature is February (17.4°C).
The coldest month (with the lowest average low temperature) is September (12°C).
Average pressure in December
Margaret River, Australia
- Average pressure in December: 1014.6mbar
The month with the highest atmospheric pressure is May (1019.5mbar).
The month with the lowest atmospheric pressure is January (1013.6mbar).
Average wind speed in December
Margaret River, Australia
- Average wind speed in December: 19.4km/h
The windiest month (with the highest average wind speed) is July (21km/h).
The calmest month (with the lowest average wind speed) is April (16.8km/h).
Average humidity in December
Margaret River, Australia
- Average humidity in December: 71%
The months with the highest relative humidity are July, August and October (74%).
The months with the lowest relative humidity are January, February and December (71%).
Average rainfall in December
Margaret River, Australia
- Average rainfall in December: 13mm
The wettest months (with the highest rainfall) are June and July (88mm).
The driest months (with the least rainfall) are January and December (13mm).
Average rainfall days in December
Margaret River, Australia
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is February (4.8 days).
Average sea temperature in December
Margaret River, Australia
- Average sea temperature in December: 20°C
The best months for swimming (with the highest average sea temperature) are February, March and April (22°C).
The coldest months (with the lowest average sea temperature) are August and September (18°C).
Average daylight in December /
Average sunshine in December
Margaret River, Australia
- Average daylight in December: 14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in December: 10h and 2min
The month with the most sunshine is January (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 0min).
Average sunshine days in December
Margaret River, Australia
- Average sunshine days in December: 20 days
The month with the most sunshine days is January (22.5 days).
The months with the least sunshine days are July and August (6.8 days).
Average UV index in December
Margaret River, Australia
- Average UV index in December: 5
The month with the highest UV index is February (UV index 6).
The months with the lowest UV index are June, July, August, September and October (UV index 4).
Average cloud cover in December
Margaret River, Australia
- Average cloud cover in December: 27
The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 22).
Average visibility in December
Margaret River, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Margaret River, Australia
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