Climate and monthly weather forecast
Sydney, Australia

The landmarks of the city of Sydney, Australia
The landmarks of the city of Sydney, Australia

Weather in January

January, like December, in Sydney, Australia, is another warm summer month, with an average temperature fluctuating between 18.7°C (65.7°F) and 25.9°C (78.6°F). January is the warmest month, with an average high-temperature of 25.9°C (78.6°F) and an average low-temperature of 18.7°C (65.7°F). The average relative humidity in January in Sydney is 62%. Weather in January »

Weather in February

The last month of the summer, February, is also a moderately hot month in Sydney, Australia, with an average temperature fluctuating between 18.8°C (65.8°F) and 25.8°C (78.4°F). In Sydney, the average high-temperature in February is practically the same as in January - a still moderately hot 25.8°C (78.4°F). Weather in February »

Weather in March

The first month of the autumn, March, is still a warm month in Sydney, Australia, with temperature in the range of an average high of 24.8°C (76.6°F) and an average low of 17.6°C (63.7°F). In Sydney, the average high-temperature in March is practically the same as in February - a still moderately hot 24.8°C (76.6°F). Weather in March »

Weather in April

April, the same as March, in Sydney, Australia, is another pleasant autumn month, with an average temperature ranging between min 14.7°C (58.5°F) and max 22.4°C (72.3°F). In April, the average high-temperature is practically the same as in March - an agreeable 22.4°C (72.3°F). Weather in April »

Weather in May

May, the last month of the autumn in Sydney, is another comfortable month, with an average temperature varying between 11.6°C (52.9°F) and 19.5°C (67.1°F). In Sydney, the average high-temperature in May is essentially the same as in April - an enjoyable 19.5°C (67.1°F). Weather in May »

Weather in June

The first month of the winter, June, is still a comfortable month in Sydney, Australia, with temperature in the range of an average low of 9.3°C (48.7°F) and an average high of 17°C (62.6°F). In June, the average high-temperature is essentially the same as in May - a still enjoyable 17°C (62.6°F). Weather in June »

Weather in July

July, the same as June, is another comfortable winter month in Sydney, Australia, with temperature in the range of an average low of 8.1°C (46.6°F) and an average high of 16.3°C (61.3°F). The coldest month is July, with an average high-temperature of 16.3°C (61.3°F) and an average low-temperature of 8.1°C (46.6°F). Weather in July »

Weather in August

August, the last month of the winter in Sydney, is also an enjoyable month, with an average temperature varying between 17.8°C (64°F) and 9°C (48.2°F). In August, the average high-temperature is almost the same as in July - a still comfortable 17.8°C (64°F). Weather in August »

Weather in September

The first month of the spring, September, is a pleasant month in Sydney, Australia, with an average temperature ranging between max 20°C (68°F) and min 11.1°C (52°F). In Sydney, the average high-temperature in September is practically the same as in August - an agreeable 20°C (68°F). Weather in September »

Weather in October

October, like September, is an agreeable spring month in Sydney, Australia, with an average temperature fluctuating between 13.6°C (56.5°F) and 22.1°C (71.8°F). In Sydney, the average high-temperature in October is relatively the same as in September - a still pleasant 22.1°C (71.8°F). Weather in October »

Weather in November

November, the last month of the spring in Sydney, is a warm month, with an average temperature ranging between max 23.6°C (74.5°F) and min 15.7°C (60.3°F). In Sydney, the average high-temperature in November is relatively the same as in October - a warm 23.6°C (74.5°F). Weather in November »

Weather in December

December, the first month of the summer in Sydney, is still a warm month, with an average temperature ranging between max 25.2°C (77.4°F) and min 17.5°C (63.5°F). In December, the average high-temperature is essentially the same as in November - a still warm 25.2°C (77.4°F). Weather in December »
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FAQ

What is the warmest month in Sydney?

The warmest month is January, with an average high-temperature of 25.9°C (78.6°F) and an average low-temperature of 18.7°C (65.7°F).

How many days does it rain in Sydney?

Throughout the year, in Sydney, there are 143.4 rainfall days, and 1212mm (47.72") of precipitation is accumulated.

What are the months with the highest UV index in Sydney?

January and December, with an average maximum UV index of 12, are months with the highest UV index.

What is the most humid month in Sydney?

The most humid month in Sydney is February, with an average relative humidity of 64%.

When is the sea warmest in Sydney?

February is the month with the warmest seawater, with an average sea temperature of 23.7°C (74.7°F).

When is Daylight Saving Time (DST) in Sydney?

On Sunday, 03. April 2022, at 3:00 am, Daylight Saving Time ends in Sydney, and the time zone changes from AEDT to AEST. The next Daylight Saving Time starts on Sunday, 02. October 2022, at 2:00 am, and the time zone reverts from AEST to AEDT.

What is the wettest month in Sydney?

June is the month with the most rainfall. Rain falls for 12.5 days and accumulates 132mm (5.2") of precipitation.

What is the month with the shortest days in Sydney?

With an average of 9h and 56min of daylight, June has the shortest days of the year.

What is the month with the least sunshine in Sydney?

With an average of 5.9h of sunshine, June has the least sunshine of the year.

When is the lowest UV index in Sydney?

The month with the lowest UV index is June, with an average maximum UV index of 2.

What is the coldest month in Sydney?

With an average high-temperature of 16.3°C (61.3°F) and an average low-temperature of 8.1°C (46.6°F), July is the coldest month in Sydney, Australia.

What is the least humid month in Sydney?

The least humid month in Sydney is August, with an average relative humidity of 49%.

What are the months with the most sunshine in Sydney?

The months with the most sunshine are August through October and December, with an average of 7.9h of sunshine.

What is the driest month in Sydney?

The month with the least rainfall in Sydney, Australia, is September, when the rain falls for 10.5 days and typically collects 68mm (2.68") of precipitation.

When is the sea coldest in Sydney?

The month with the coldest seawater in Sydney is September, with an average sea temperature of 18.6°C (65.5°F).

When are the longest days in Sydney?

The month with the longest days is December, with an average of 14h and 22min of daylight.

Average temperature
Sydney, Australia

Average temperature - Sydney, Australia

The warmest month (with the highest average high temperature) is January (25.9°C).
The month with the lowest average high temperature is July (16.3°C).

The month with the highest average low temperature is February (18.8°C).
The coldest month (with the lowest average low temperature) is July (8.1°C).

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Average humidity
Sydney, Australia

Average humidity - Sydney, Australia

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (49%).

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Average rainfall
Sydney, Australia

Average rainfall - Sydney, Australia

The wettest month (with the highest rainfall) is June (131.9mm).
The driest month (with the least rainfall) is September (68.3mm).

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Average rainfall days
Sydney, Australia

Average rainfall days - Sydney, Australia

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (10.4 days).

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Average sea temperature
Sydney, Australia

Average sea temperature - Sydney, Australia

The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).

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Average daylight / Average sunshine
Sydney, Australia

Average daylight / Average sunshine - Sydney, Australia

The month with the longest days is December (Average daylight: 14h and 22min).
The month with the shortest days is June (Average daylight: 9h and 56min).

The months with the most sunshine are August, September, October and December (Average sunshine: 7h and 54min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

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