Melbourne
Australia
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Melbourne, Australia

August, the last month of the winter, in Melbourne, is a moderate month, with temperature in the range of an average low of 6.6°C (43.9°F) and an average high of 13.4°C (56.1°F).

Temperature

In August, the average high-temperature is relatively the same as in July - a moderate 13.4°C (56.1°F). The average low-temperature, is 6.6°C (43.9°F).

Humidity

In August, the average relative humidity in Melbourne is 76%.

Rainfall

Months with the most rainfall in Melbourne are August and December, with an average 45mm (1.77") of precipitation.

Sea temperature

In Melbourne, the average seawater temperature is 14.8°C (58.6°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In August, the average length of the day in Melbourne is 10.7h.

Sunshine

Months with the least sunshine are July and August, with an average of 6.5h of sunshine.

UV index

Months with the lowest UV index in Melbourne are May through September, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in August in Melbourne?

In August, in Melbourne, Australia, the average high-temperature is 13.4°C (56.1°F), and the average low-temperature is 6.6°C (43.9°F).

What is the average humidity in August in Melbourne?

In August, the average relative humidity in Melbourne is 76%.

How much does it rain in Melbourne in August?

In August, the rain falls for 16.9 days. Throughout August, 45mm (1.77") of precipitation is accumulated.

What is the rainiest month in Melbourne?

Months with the most rainfall are August and December, with an average 45mm (1.77") of precipitation.

What is the water temperature in August in Melbourne?

In Melbourne, Australia, the average seawater temperature in August is 14.8°C (58.6°F). Swimming in 14.8°C (58.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Melbourne have in August?

The average length of the day in August in Melbourne, Australia, is 10.7h.

What is the month with the least sunshine in Melbourne?

Months with the least sunshine in Melbourne are July and August, with an average of 6.5h of sunshine.

How many hours of sunshine does Melbourne have in August?

The average sunshine in August is 6.5h.

When is the lowest UV index in Melbourne?

Months with the lowest UV index in Melbourne are May through September, with an average maximum UV index of 3.

What is the UV index reading in August in Melbourne?

In August, the average daily maximum UV index in Melbourne is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in August - Melbourne, Australia
  • Average high temperature in August: 13.4°C

The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (12.4°C).

  • Average low temperature in August: 6.6°C

The month with the highest average low temperature is February (14.8°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).

Average humidity in August - Melbourne, Australia
  • Average humidity in August: 76%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (63%).

Average rainfall in August - Melbourne, Australia
  • Average rainfall in August: 45mm

The wettest months (with the highest rainfall) are August and December (45mm).
The driest months (with the least rainfall) are March and April (34mm).

Average rainfall days in August - Melbourne, Australia
  • Average rainfall days in August: 16.9 days

Months with the highest number of rainy days are July and August (16.9 days).
The month with the least rainy days is January (9.5 days).

Average sea temperature in August - Melbourne, Australia
  • Average sea temperature in August: 14.8°C

The best month for swimming (with the highest average sea temperature) is February (18.8°C).
The coldest month (with the lowest average sea temperature) is September (14.7°C).

Average daylight in August / Average sunshine in August - Melbourne, Australia
  • Average daylight in August: 10.7h

The month with the longest days is December (Average daylight: 14.7h).
The month with the shortest days is June (Average daylight: 9.6h).

  • Average sunshine in August: 6.5h

The month with the most sunshine is December (Average sunshine: 9.8h).
Months with the least sunshine are July and August (Average sunshine: 6.5).

Average UV index in August - Melbourne, Australia
  • Average UV index in August: 3

Months with the highest UV index are January, February, March, October, November and December (UV index 5).
Months with the lowest UV index are May, June, July, August and September (UV index 3).