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Weather in December in South Australia

Planning a trip to South Australia this December? Here's what you need to know about the weather:

What is the weather like in South Australia in December?

South Australia is a region in Australia. The weather in South Australia in December can be quite varied, with temperatures that range from pleasant to very hot and precipitation levels ranging from low to moderate. During December, summer is in full swing.

Temperatures

The average highest temperatures fluctuate between pleasant in Robe at 20°C to very hot in Coober Pedy at 35°C. Nighttime temperatures generally drop to 20°C in Coober Pedy and 14°C in Robe.

For a closer look at conditions across South Australia, refer to the map below.

Precipitation

In December, precipitation varies across different areas. From low rainfall in Streaky Bay with an average of 21 mm to moderate rainfall in Mount Gambier with 49 mm.

Average sunshine

Meanwhile, Adelaide enjoys close to 294 hours of sunlight. This means it's a great month if you prefer bright and sunny days.

For more details on the yearly climate, visit our South Australia climate page.

Where to go in South Australia in December

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

Map not visible? Whoops sorry! Please refresh the page.
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).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Australia, check out our South Australia's climate page.

Popular destinations

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

Adelaide

In December Adelaide generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 14°C and low monthly rainfall. So on average the conditions are perfect that month.

Adelaide
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
23°C 
13°C 
273 hours 
34 mm 
7 days 
25°C 
14°C 
294 hours 
29 mm 
6 days 
Annual   >> Annual
>>  
21°C 
12°C 
2,768 hours 
511 mm 
86 days 
poor 
Climate in Adelaide

Victor Harbor

In December Victor Harbor generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 14°C and low monthly rainfall. So on average the conditions are perfect that month.

Victor Harbor
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
22°C 
12°C 
273 hours 
32 mm 
7 days 
24°C 
14°C 
294 hours 
28 mm 
6 days 
Annual   >> Annual
>>  
20°C 
12°C 
2,768 hours 
468 mm 
91 days 
poor 
Climate in Victor Harbor

Kingscote

In December Kingscote generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 15°C and low monthly rainfall. So on average the conditions are perfect that month.

Kingscote
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
20°C 
14°C 
25 mm 
7 days 
21°C 
15°C 
25 mm 
6 days 
Annual   >> Annual
>>  
19°C 
14°C 
417 mm 
91 days 
poor 
Climate in Kingscote

Clare

In December Clare generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 14°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Clare
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
26°C 
12°C 
30 mm 
7 days 
28°C 
14°C 
33 mm 
6 days 
Annual   >> Annual
>>  
23°C 
10°C 
407 mm 
86 days 
poor 
Climate in Clare

McLaren Vale

In December McLaren Vale generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 14°C and low monthly rainfall. So on average the conditions are perfect that month.

McLaren Vale
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
22°C 
12°C 
273 hours 
34 mm 
7 days 
24°C 
14°C 
294 hours 
29 mm 
6 days 
Annual   >> Annual
>>  
20°C 
12°C 
2,768 hours 
576 mm 
92 days 
poor 
Climate in McLaren Vale

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

Is December the best time to visit South Australia?

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

Generally speaking, January, February, March, April, October, November and December provide perfect weather in Adelaide. On the other hand, the weather in June, July and August tend to be tolerable.

Interested in more climate information?

We have much more information about the climate in South Australia.

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.