Temperature in Western Australia in September

Daytime highs, nighttime lows and the warmest cities in Western Australia, Australia this September.

Western Australia, Australia, a region in Australia, experiences maximum daytime temperatures in September ranging from 15°C (59°F) in Lavers Hill to 38°C (100°F) in Kununurra. Nighttime temperatures generally drop to 22°C (72°F) in Kununurra and 8°C (46°F) in Lavers Hill.

What is the temperature of the different cities in Western Australia, Australia in September?

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

Select a Month

Check the conditions for any month of the year.

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

See also: Western Australia weather by month.

Best Places to Visit in Western Australia in September

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

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in Western Australia

Western Australia temperatures in September: frequently asked questions

How hot does it get in Western Australia, Australia in September?

Expect daytime temperatures around 20°C (68°F) in Perth. That makes September a pleasant month for Western Australia, Australia.

How cold does it get at night in Western Australia, Australia in September?

Average overnight lows in Western Australia, Australia during September sit near 10°C (50°F) in Perth.

What is the warmest city in September in Western Australia, Australia?

Kununurra tops the warmest city list in our database with average maximum daytime temperatures around 38°C (100°F) and a minimum nighttime temperature of around 22°C (72°F).

What is the coldest city in September in Western Australia, Australia?

According to our data, Lavers Hill holds the title for the coldest city in Western Australia, Australia in September. It experiences maximum temperatures of approximately 15°C (59°F) and drops to lows of about 8°C (46°F) during the night.

How much sun does Western Australia, Australia get in September?

Across Western Australia, Australia, sunshine in September ranges from moderately sunny in Albany (160 hours) to sunny in Halls Creek (316 hours).

What is the water temperature in September?

Across Western Australia, Australia, sea temperatures in September range from cold at 15°C (59°F) in Esperance to good at 20°C (68°F) in Carnarvon — so swimming conditions depend on which coast you pick.

Interested in more climate information?

We have much more information about the climate in Western 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.

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