Sydney monthly weather averages

What's the weather like in Sydney?

Sydney has a temperate climate, with warm summers and mild winters. The city is located on the east coast of Australia and is subject to the warm oceanic current of the East Australian Current. This current brings warm weather from the tropics in the summer months, but can bring heavy rainfall in the winter months. Sydney also experiences some extreme weather events, such as storms, floods, and cyclones.

Summers are hot and humid in Sydney, with an average high of 25°C (77°F) and average low of 17°C (62°F) - the hottest month is February. The city is also prone to heat waves, with temperatures often hitting the high 30s °C (90s °F) during the summer months. The winter average temperature is a mild 18°C (64°F) although it this goes as low as 12°C (54°F) in July.

Sydney receives an average of 1,200mm of rain per year. Most of this rainfall tends to occur during the summer months (December - February), although rain can be quite heavy in June too.

Sydney is a great place to visit all year round. The weather is generally mild, and there is something to do for everyone, no matter what the season.

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Sydney

Sydney average temperature chart (Celsius) Sydney average temperature chart (Fahrenheit)
Average monthly temperatures in Sydney (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.9 26 25 22.9 19.9 17.3 16.9 17.9 20.1 22.1 23.6 25.4
°F 78.7 78.8 76.9 73.1 67.9 63.2 62.4 64.3 68.2 71.8 74.4 77.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Sydney monthly rainfall chart (mm) Sydney monthly rainfall chart (inches)
Average monthly rainfall in Sydney (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 124 142 153 118 108 151 77 96 62 91 102 86
inches 4.9 5.6 6 4.7 4.3 5.9 3 3.8 2.4 3.6 4 3.4
Rainy days 12 12 13 11 11 11 8 10 10 11 12 10

Average annual rainfall in Sydney: 1426.233mm (561.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Sydney

Sydney average daily sunshine chart
Average daily sunshine Sydney
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.7 7.4 7 6.9 6.3 6.3 7.1 7.8 7.9 7.9 8.2 8.3

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Sydney average minimum / maximum temperatures (Celsius) Sydney average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sydney (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 18.9 19.1 17.7 14.8 11.5 9.1 7.7 8.7 10.9 13.7 15.7 17.8
Max °C 26.1 26.2 25.2 23.1 20.2 17.6 17.1 18.2 20.4 22.3 23.8 25.6
Min °F 66 66.3 63.8 58.6 52.6 48.3 45.9 47.6 51.5 56.7 60.2 64
Max °F 72.5 72.7 70.5 66 60.4 55.9 54.3 56.1 60.1 64.4 67.5 71.1

Sea temperature

The graph below shows the average sea temperature.

Sydney average sea temperature chart (Celsius) Sydney average sea temperature chart (Fahrenheit)
Average sea temperature around Sydney in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 23.8 24.2 23.9 23.1 21.6 20 18.9 18.8 19 19.7 20.7 22.4
°F 74.8 75.5 75.1 73.6 70.9 68 66.1 65.8 66.3 67.4 69.3 72.3

Wind speed

The graph below shows the average wind speed.

Sydney average winspeed by month (km/h) Sydney average winspeed by month (mph)
Average wind speed in Sydney (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 14 13 12 12 13 14 15 16 16 16 16
mph 9 9 8 8 7 8 9 9 10 10 10 10

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Sydney relative humidity averages
Average relative humidity in Sydney
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
66% 67% 67% 65% 66% 66% 60% 58% 55% 57% 61% 61%
Sydney

Other monthly averages

UV index Best time to go?

Sydney weather stats

Sydney weather statistics
Hottest month: February 26°C 78.8°F
Driest month: September 62mm 2.4ins
Sunniest month: August 7.8hrs
Coldest month: July 16.9°C 62.4°F
Wettest month: March 153mm 6ins
Warmest sea: February 24.2°C 75.6°F
Map showing location of Sydney (-33.86785, 151.20732) Sydney map pin © Google

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