Average weather in September in Sydney (New South Wales), Australia

The average minimum temperature (usually the minimum temperature is noted during the night) in Sydney in September is 12.2°C (53.96°F). The amount of rain in September is normal with an average of 64mm (2.5in). This makes it the driest month of the year. It rains on average a total of 9 days. You can expect very pleasant temperatures during the day. The average maximum daytime temperature lies around 21.5°C (70.7°F). If you enjoy looking at a blue sky and love the sun than this is a great time to go to Sydney with 234 hours of sun. September is known as one of the best months to visit Sydney.


So what to wear in September? Bring a rain jacket just in case since it will be raining a few days during this period. Also bring your shorts or a skirt because it can be very warm or even hot. With a water temperature of around 17.0°C (62.6°F), there is no need to bring your swimwear.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in September look at the numbers below.

Monthly Averages in September

Show in Celsius

Min Temperature 53 °F
Max Temperature 70 °F
Water Temperature 62 °F
Chance of Rain 30%
Precipitation 3 in
Rainy Days 9
Sunshine Hours 234

Where to stay in Sydney

What is the best place to go in September in Australia?

Find out more about the weather in September in Australia and which places have the best weather conditions in this month.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Cycling
10/10
Walking
10/10
Barbeque
8/10
Camping
8/10
Outdoor sports
10/10

Weather Forecasts for Sydney (New South Wales)

SUN Jun 26
68°F | 51°F
Sunny

Sunny

MON Jun 27
59°F | 51°F
Patchy rain possible

Patchy rain possible

TUE Jun 28
58°F | 51°F
Moderate rain

Moderate rain

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Sydney.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Australia? On this website you can find historical weather averages for many cities in Australia. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.