Sydney
Australia
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Sydney, Australia

The landmarks of the city of Sydney, Australia viewed from above the vast Parramatta River
The landmarks of the city of Sydney, Australia viewed from above the vast Parramatta River
The first month of the autumn, March, is also a moderately hot month in Sydney, Australia, with average temperature ranging between min 17.6°C (63.7°F) and max 24.8°C (76.6°F).

Temperature

In Sydney, the average high-temperature in March is practically the same as in February - a still warm 24.8°C (76.6°F). In Sydney, the average low-temperature is 17.6°C (63.7°F).

Humidity

In March, the average relative humidity in Sydney is 62%.

Rainfall

In Sydney, Australia, during March, the rain falls for 13.6 days and regularly aggregates up to 129.2mm (5.1") of precipitation. In Sydney, during the entire year, the rain falls for 143.4 days and collects up to 1212.1mm (47.7") of precipitation.

Sea temperature

In Sydney, the average water temperature is 23.4°C (74.1°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.4°C (74.1°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In March, the average length of the day in Sydney is 12.3h.

Sunshine

In Sydney, the average sunshine in March is 6.9h.

UV index

In March, the average daily maximum UV index in Sydney is 9. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
The daily maximum UV index of 9 in March interpret into the following advice:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Protect yourself by liberally applying a sunscreen of at least 30 SPF. Sunscreen prevents sunburn and decreases the damaging effects of Sun's radiation on the immune system. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in March in Sydney?

In Sydney, Australia, in March, the average high-temperature is 24.8°C (76.6°F), and the average low-temperature is 17.6°C (63.7°F).

What is the average humidity in March in Sydney?

In Sydney, Australia, the average relative humidity in March is 62%.

How many days does it rain in March in Sydney?

In Sydney, Australia, in March, during 13.6 rainfall days, 129.2mm (5.1") of precipitation is typically accumulated.

How warm is the water in March in Sydney?

In Sydney, in March, the average water temperature is 23.4°C (74.1°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.4°C (74.1°F) water.

What is the average length of the day in March in Sydney?

In Sydney, Australia, the average length of the day in March is 12.3h.

How many hours of sunshine does Sydney have in March?

In March, the average sunshine in Sydney is 6.9h.

How high is the UV index in March in Sydney?

In Sydney, Australia, the average daily maximum UV index in March is 9. A UV Index value of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in March - Sydney, Australia
  • Average high temperature in March: 24.8°C

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).

  • Average low temperature in March: 17.6°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).

Average humidity in March - Sydney, Australia
  • Average humidity in March: 62%

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

Average rainfall in March - Sydney, Australia
  • Average rainfall in March: 129.2mm

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

Average rainfall days in March - Sydney, Australia
  • Average rainfall days in March: 13.6 days

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

Average sea temperature in March - Sydney, Australia
  • Average sea temperature in March: 23.4°C

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).

Average daylight in March / Average sunshine in March - Sydney, Australia
  • Average daylight in March: 12.3h

The month with the longest days is December (Average daylight: 14.4h).
The month with shortest days is June (Average daylight: 9.9h).

  • Average sunshine in March: 6.9h

Months with most sunshine are August, September, October and December (Average sunshine: 7.9h).
The month with least sunshine is June (Average sunshine: 5.9h).

Average UV index in March - Sydney, Australia
  • Average UV index in March: 9

Months with the highest UV index are January and December (UV index 12).
The month with the lowest UV index is June (UV index 2).