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Temperatures in September
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Temperature in New South Wales in September

New South Wales is a region in Australia. September in has maximum daytime temperatures ranging from moderate in Thredbo with 13°C to high temperatures in Casino with 26°C. Nighttime temperatures generally drop to 11°C in Casino and 1°C in Thredbo.

What is the temperature of the different cities in New South Wales in September?

To get a sense of September's typical temperatures in the key spots of New South Wales, explore the map below. Click on a point for an in-depth look.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in September in New South Wales?
    • From a thorough analysis of our records, Casino clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 26°C, and evenings that remain near 11°C.

  • What is the coldest city in September in New South Wales?
    • In our database, Thredbo is the chilliest city in September in New South Wales. Daytime temperatures typically peak at 13°C, while the nighttime lows hover around 1°C.

  • How much sun does New South Wales get in September?
    • The weather is predominantly sunny, with an estimated total of around 234 hours of sunshine in Sydney. This means many sunny days, which creates a cheerful atmosphere during this month.

  • What is the water's temperature in September?
    • The water temperature averages approximately 22°C in Byron Bay this month, a rehreshing temperature for swimming and cooling off.

    Interested in more climate information?

    We have much more information about the climate in New South Wales. Interested in the weather conditions in a specific month? Select the month below.

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