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Australia weather in September

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

What is the weather like in Australia in September?

Australia offers a broad spectrum of weather patterns. In September, one might encounter temperatures that range from cold to very warm, and precipitation levels ranging from almost none to heavy.

During the day temperatures vary from cold in Bronte at 10°C to very warm in Kununurra at 38°C. At night it cools down to 22°C in Kununurra and 2°C in Bronte.

In September, precipitation varies across different areas. From almost no rainfall in Derby with an average of 0.2 mm to heavy rainfall in Strahan with 231 mm. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Melbourne. Melbourne enjoys a balanced 185 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

For a closer look at September's conditions in Australia, see the map below. For a more detailed look at Australia's yearly weather, check out our Australia climate page.

Where to go in Australia in September

Find the average weather conditions in September for the most popular destinations in Australia on the map below. Click on a destination dot for more detailed information.

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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 in Australia

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

Average weather in Melbourne

In September Melbourne generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 8°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Melbourne
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
<<   August August
<<  
15°C 
7°C 
166 hours 
59 mm 
10 days 
17°C 
8°C 
185 hours 
69 mm 
10 days 
October   >> October
>>  
20°C 
9°C 
230 hours 
66 mm 
12 days 
Climate in Melbourne

Average weather in Sydney

In September Sydney generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Sydney
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
<<   August August
<<  
18°C 
11°C 
242 hours 
54 mm 
10 days 
20°C 
13°C 
234 hours 
53 mm 
10 days 
October   >> October
>>  
22°C 
15°C 
248 hours 
63 mm 
11 days 
Climate in Sydney

Average weather in Gold Coast

In September Gold Coast generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 16°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Gold Coast
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
<<   August August
<<  
21°C 
14°C 
240 hours 
48 mm 
8 days 
22°C 
16°C 
250 hours 
45 mm 
7 days 
October   >> October
>>  
24°C 
18°C 
255 hours 
80 mm 
10 days 
Climate in Gold Coast

Average weather in Brisbane

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

Brisbane
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
<<   August August
<<  
23°C 
11°C 
269 hours 
41 mm 
7 days 
25°C 
14°C 
271 hours 
40 mm 
6 days 
October   >> October
>>  
26°C 
17°C 
270 hours 
76 mm 
10 days 
Climate in Brisbane

Average weather in Perth

In September Perth generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 10°C and moderate 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
<<   August August
<<  
19°C 
9°C 
222 hours 
89 mm 
13 days 
20°C 
10°C 
230 hours 
63 mm 
10 days 
October   >> October
>>  
23°C 
12°C 
298 hours 
32 mm 
9 days 
Climate in Perth

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

Is September the best time to visit Australia?

Given the typically tolerable weather conditions in Melbourne, September may not be the ideal time to visit Australia.

On average, the best time to visit Australia is in January, February, March, April, October, November and December with generally perfect weather in Melbourne. In contrast, May, June, July, August and September tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in 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 climate conditions. Find out where to go with our weather planner.