Australia

Australia Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Australia in September.

Thinking about venturing to Australia this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Australia in September

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

Temperatures

During the day temperatures vary from cold in Liawenee at 9°C (48°F) to very hot in Kununurra at 38°C (100°F). At night it cools down to 22°C (72°F) in Kununurra and 0°C (32°F) in Liawenee.

For specific regional insights in Australia, refer to the map provided below.

Precipitation

In September, precipitation varies across different areas. From almost no rainfall in Derby with an average of 0.2 mm (0.01 in) to heavy rainfall in Strahan with 231 mm (9.1 in). Going by our weather data, it is the wettest month of the year in Melbourne.

Average sunshine

Sunshine levels are moderate in most locations. Melbourne typically sees 185 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore Australia by month

Best Places to Visit in Australia in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Australia.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Australia

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

Temperature range in Australia (September)

Precipitation variation in Australia (September)

Melbourne

In September Melbourne generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
15°C (59°F)
17°C (63°F)
20°C (68°F)
Min temperature
7°C (45°F)
8°C (46°F)
9°C (48°F)
Monthly sun hours
166 hours
185 hours
230 hours
Monthly rainfall
59 mm (2.3 in)
69 mm (2.7 in)
66 mm (2.6 in)
Monthly rainy days
10 days
10 days
12 days
Weather conditions

Sydney

In September Sydney generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 13°C (55°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
18°C (64°F)
20°C (68°F)
22°C (72°F)
Min temperature
11°C (52°F)
13°C (55°F)
15°C (59°F)
Monthly sun hours
242 hours
234 hours
248 hours
Monthly rainfall
54 mm (2.1 in)
53 mm (2.1 in)
63 mm (2.5 in)
Monthly rainy days
10 days
10 days
11 days
Weather conditions

Gold Coast

In September Gold Coast generally has high temperatures with maximum daytime temperatures around 22°C (72°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
21°C (70°F)
22°C (72°F)
24°C (75°F)
Min temperature
14°C (57°F)
16°C (61°F)
18°C (64°F)
Monthly sun hours
240 hours
250 hours
255 hours
Monthly rainfall
48 mm (1.9 in)
45 mm (1.8 in)
80 mm (3.1 in)
Monthly rainy days
8 days
7 days
10 days
Weather conditions

Brisbane

In September Brisbane generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 14°C (57°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
23°C (73°F)
25°C (77°F)
26°C (79°F)
Min temperature
11°C (52°F)
14°C (57°F)
17°C (63°F)
Monthly sun hours
269 hours
271 hours
270 hours
Monthly rainfall
41 mm (1.6 in)
40 mm (1.6 in)
76 mm (3 in)
Monthly rainy days
7 days
6 days
10 days
Weather conditions

Perth

In September Perth generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
19°C (66°F)
20°C (68°F)
23°C (73°F)
Min temperature
9°C (48°F)
10°C (50°F)
12°C (54°F)
Monthly sun hours
222 hours
230 hours
298 hours
Monthly rainfall
89 mm (3.5 in)
63 mm (2.5 in)
32 mm (1.3 in)
Monthly rainy days
13 days
10 days
9 days
Weather conditions

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

Popular cities in September

Day & night temperatures, rainfall and average weather in Australia in September.

City Weather Day temp Night temp Rainfall
Melbourne 17°C (63°F) 8°C (46°F) 69 mm (2.7 in)
Sydney 20°C (68°F) 13°C (55°F) 53 mm (2.1 in)
Cairns 25°C (77°F) 20°C (68°F) 23 mm (0.9 in)
Gold Coast 22°C (72°F) 16°C (61°F) 45 mm (1.8 in)
Perth 20°C (68°F) 10°C (50°F) 63 mm (2.5 in)
Uluru 29°C (84°F) 13°C (55°F) 9.4 mm (0.4 in)

Australia weather in September: frequently asked questions

What is the weather like in Australia in September?

In September, Australia generally has tolerable weather conditions. Melbourne sees daytime temperatures near 17°C (63°F), with nights cooling to roughly 8°C (46°F).

What is the average temperature in Australia in September?

Average temperatures in Australia during September range from a nighttime low near 8°C (46°F) to a daytime high around 17°C (63°F) in Melbourne.

Does Australia get a lot of rain in September?

September is on the drier side in Australia. Melbourne averages only about 69 mm (2.7 in), with most days staying dry.

Is September a Good 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.

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.