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Weather in December in Western Australia

Are you planning a trip a to Western Australia in December and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Western Australia in December?

Western Australia is a region in Australia. The weather in Western Australia in December can be quite varied, with temperatures that range from pleasant to very hot and precipitation levels ranging from low to high. December is a summer month.

Temperatures

During the day the temperature is pleasant in Walpole at 22°C and very hot in Newman at 39°C. As night falls, temperatures generally drop to 25°C in Newman and 14°C in Walpole. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

Precipitation

In December, precipitation varies across different areas. From low rainfall in Geraldton with an average of 6.1 mm to high rainfall in Kununurra with 150 mm. Based on climate data from the last 30 years, Perth typically sees the least rain in this month, making it the driest month of the year.

Average sunshine

The days are mostly sunny, with an average total of around 354 hours of sunshine in Perth. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For specific regional insights in Western Australia for December, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Western Australia climate page.

Where to go in Western Australia in December

Find more information for the most popular destinations in the Western Australia on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in December for the 5 most popular destinations in Western Australia?

Perth

In December Perth generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 17°C and low monthly rainfall. So on average the conditions are perfect that month.

Perth
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
27°C 
14°C 
318 hours 
23 mm 
4 days 
30°C 
17°C 
354 hours 
12 mm 
4 days 
January   >> January
>>  
32°C 
19°C 
355 hours 
20 mm 
3 days 
Climate in Perth

Fremantle

In December Fremantle generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 18°C and low monthly rainfall. So on average the conditions are perfect that month.

Fremantle
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
25°C 
16°C 
318 hours 
22 mm 
4 days 
28°C 
18°C 
354 hours 
11 mm 
4 days 
January   >> January
>>  
30°C 
19°C 
355 hours 
18 mm 
3 days 
Climate in Fremantle

Margaret River

In December Margaret River generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 15°C and low monthly rainfall. So on average the conditions are perfect that month.

Margaret River
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
21°C 
14°C 
32 mm 
5 days 
23°C 
15°C 
15 mm 
4 days 
January   >> January
>>  
25°C 
16°C 
14 mm 
3 days 
Climate in Margaret River

Albany

In December Albany generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 13°C and low monthly rainfall. So on average the conditions are perfect that month.

Albany
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
21°C 
12°C 
193 hours 
38 mm 
6 days 
23°C 
13°C 
217 hours 
27 mm 
5 days 
January   >> January
>>  
25°C 
15°C 
217 hours 
24 mm 
4 days 
Climate in Albany

Broome

In December Broome generally has very high temperatures with maximum daytime temperatures around 34°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Broome
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
34°C 
26°C 
338 hours 
7.8 mm 
4 days 
34°C 
27°C 
293 hours 
102 mm 
8 days 
January   >> January
>>  
33°C 
27°C 
255 hours 
172 mm 
11 days 
Climate in Broome

Is your destination not in the list? Have a look at other destinations in Western Australia, in Australia.

Is December the best time to visit Western Australia?

We believe that December is one of the best times to visit Western Australia with overall perfect weather in Perth.

Generally speaking, January, February, March, April, May, September, October, November and December provide perfect weather in Perth. In contrast, July tends to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Western Australia. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Australia? Get detailed historical weather averages for many cities in Australia.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.