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The weather in September in Australia

It's pleasantly warm in September in Australia with an average temperature of 22°C. Temperatures this month range from a low of 19°C to a high of 25°C. At night, you can expect temperatures between 11°C and 15°C.

Looking for great weather? September is a good time to be in Australia. The temperatures are nice, and there’s not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Australia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 35°C in 2023, Australia reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 14°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 20°C.

Rainfall amount

In September, there is an average of 58 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in September for Australia

Click on any day in September to get detailed info about the usual weather on that day in Australia. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Australia New York
Average temperature 22°C 27°C
Max. temperature 25°C 31°C
Min. temperature 11°C -5°C
Total precipitation 58 mm 57 mm
Rainy days 9 days 9 days

Start of September

The month of September starts in Australia with warm temps, averaging around 22°C during the day and nights around 12°C.

Mid September

By mid-September, daytime temps rise to around 23°C, with nights around 13°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Australia is around 22°C, while nighttime temps are about 13°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Australia for all months and discover the best travel time

The climate in Australia is based on weather data from Sydney. Other places, like Gold Coast, Melbourne or Cairns, might have different weather. You can check out all destinations in Australia to get the full picture of the climate.

Temperature charts

These charts show the average temperatures in September in Australia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Australia

Temperature in September in Australia over the years

Precipitation charts

These charts show the average amount of precipitation in September in Australia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Australia

Total precipitation in September in Australia over the years

Daily UV index in September in Australia

This chart shows the average daily UV index in September in Australia, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in September in Australia

The weather in September in Australia is rated 4 out of 5 stars by 1 visitor. Have you been to Australia? Share your weather experience to help other visitors.

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Warmer days were intense but pleasant.— This text is automatically translated to English

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Average weather in Australia by month

Click on a month below to see detailed weather info for Australia. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.