Western Australia weather in December 2025
December
Western Australia weather in December 2025
December
Day
27 °C
Night
15 °C
Sea
20 °C
Precipitation
12 mm
in month
Rainy days
3 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
48 %
Day
27 °C
Night
15 °C
Sea
20 °C
Precipitation
12 mm
in month
Rainy days
3 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
48 %
Overview: Western Australia
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Weather overview
In December in Western Australia, the average air temperature ranges from 27 °C (81 °F) during the day to 15 °C (58 °F) at night. There are 3 days of rain on average, where the rainfall is 12 mm (0.46 in).
Are there good conditions to visit in December in Western Australia?
There are good conditions for visiting in Western Australia in December. The daily temperatures in this month reach pleasant 27 °C (81 °F). You can expect just 3 days of rain during the month, taking an umbrella is not necessary. A sea temperature of 20 °C (69 °F) can seem colder to some, but others will call it refreshing. The temperature of 15 °C (58 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the temperature in Western Australia during the day in December?
In December in Western Australia, the average daily temperatures will be 27 °C (81 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
What is the sea temperature in December in Western Australia?
In December in Western Australia expect the sea to be warm at 20 °C (69 °F). The sea at this temperature is quite cold, but it is already possible to stay in it for a long time and it is pleasantly refreshing on hot, steamy days.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.How many days of precipitation on average can I expect in December in Western Australia?
There are 3 days, which are rainy in Western Australia in December, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.6 days of the week, or in general - 8 % days.
What is the night temperature in Western Australia in December?
The average night temperature in Western Australia in December is 15 °C (58 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
Is December part of the dry season in Western Australia?
Yes, there is a dry season in Western Australia in December with just 3 days during the month being rainy.
How many sunny hours can I expect in Western Australia in December?
There is an average length of sunshine of 10 hours per day in Western Australia in December.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.Is it hot in December in Western Australia?
In Western Australia in December, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is the weather in Western Australia warmer in December than in January?
No, in December in Western Australia the temperature is not higher than in January.
How long is the day (from dawn till dusk) in Western Australia in December?
The length of daylight in Western Australia in December is 14 hours.
How windy is Western Australia in December?
An average wind scale that can be expected in Western Australia in December is 6.
Is Western Australia rainier in December than in November?
No, December in Western Australia is not a rainier month than November.
Is the sea in Western Australia warmer in December than in November?
Yes, in Western Australia the sea is warmer in December than in November by 1 °C (34 °F).
What is the humidity in Western Australia in December?
Humidity in Western Australia in December is 48 %.
Is the temperature rising or falling in the course of time in December in Western Australia?
During December in Western Australia, the day temperatures are decreasing - from 26 °C (78 °F) at the beginning of the month to 28 °C (83 °F) at the end of the month.