World Weather & Climate Information

CLIMATE AND AVERAGE MONTHLY WEATHER IN Sydney (New South Wales), Australia

Sydney has a humid subtropical climate meaning mild cool winters and hot summers. Rain and sunshine is spread out evenly throughout the year.

Summer in Sydney starts in December and lasts until the end of March. In the summer months it is hot and the maximum average temperatures are between 22 and 30 degrees Celsius (71.6-86° Fahrenheit). In recent years heat waves and drought have become more common. July is the coldest month with an average of 17 degrees Celsius (62.7° F) in the day and the temperature is almost always above zero at night.

The best time to go to Sydney is in spring. In the months September and October it is quite dry and it is pleasantly warm without getting to hot. Sydney has 105 days of clear days a year making it a sunny destination.

What is the best time of year to go to Sydney in Australia? Here are some average weather facts we collected from our historical climate data:
  • During the month of March, April, May, September, October and November you are most likely to experience good weather with pleasant average temperatures that fall between 20 degrees Celsius (68°F) and 25 degrees Celsius (77°F).
  • On average, the warmest month is January.
  • On average, the coolest month is July.
  • June is the wettest month. This month should be avoided if you are not a big fan of rain.
  • September is the driest month.
Do these climate conditions match with when you want to go to Sydney in Australia? Find out where to stay here.

For more information, see the weather forecast and our average climate information (by month in graphs) in a beautiful overview below.

* Data from nearest weather station: Sydney (New South Wales), Australia (0.0 KM).

Average minimum and maximum temperature over the year

The monthly mean minimum and maximum daily temperature. Show in Fahrenheit »
Average min and max temperatures in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average monthly hours of sunshine over the year

This is the monthly total of sunhours
Average monthly sunhours in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average percent of sunshine over the year

This is the mean percent of sunhours during the day

Average percent of sunshine in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com

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Cheapest month to fly to Sydney

Average water temperature over the year

The monthly mean water temperature. Show in Fahrenheit »
Average water temperatures in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average monthly precipitation over the year (rainfall, snow)

This is the mean monthly precipitation, including rain, snow, hail etc. Show in Inches »
Average precipitation (rain/snow) in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average monthly rainy days over the year

This is the number of days each month with rain, snow, hail etc.
Average rainy days (rain/snow) in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average humidity over the year

This is the mean monthly relative humidity
Average relative humidity in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Average wind speed over the year

This is the mean monthly wind speed (meters per second)
Average wind speed in Sydney, Australia   Copyright © 2019 www.weather-and-climate.com
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Where to stay in Sydney

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