ClimateForecastSeptemberOctober >>

New South Wales temperatures 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.

Map not visible? Whoops sorry! Please refresh the page.
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.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      
  • 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.