Cairns
Australia
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Cairns, Australia

The last month of the winter, August, is also a moderately hot month in Cairns, Australia, with temperature in the range of an average high of 24°C (75.2°F) and an average low of 18°C (64.4°F).

Temperature

In August, the average high-temperature is practically the same as in July - a still warm 24°C (75.2°F). In August, the average low-temperature is 18°C (64.4°F).

Humidity

The average relative humidity in Cairns is 75%.

Rainfall

In Cairns, during August, the rain falls for 8.8 days and regularly aggregates up to 13mm (0.51") of precipitation. Throughout the year, in Cairns, Australia, there are 167.3 rainfall days, and 652mm (25.67") of precipitation is accumulated.

Sea temperature

In Cairns, in August, the average water temperature is 24°C (75.2°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24°C (75.2°F).

Daylight

The average length of the day in Cairns is 11.6h.

Sunshine

In August, the average sunshine in Cairns is 8.7h.

UV index

In Cairns, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in August in Cairns?

In Cairns, Australia, in August, the average high-temperature is 24°C (75.2°F), and the average low-temperature is 18°C (64.4°F).

What is the average humidity in August in Cairns?

The average relative humidity in August in Cairns is 75%.

How much does it rain in Cairns in August?

In August, in Cairns, Australia, the rain falls for 8.8 days. Throughout August, 13mm (0.51") of precipitation is accumulated.

What is the water temperature in August in Cairns?

In Cairns, Australia, in August, the average water temperature is 24°C (75.2°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24°C (75.2°F) water may be enjoyable.

How many hours of daylight does Cairns have in August?

The average length of the day in August in Cairns, Australia, is 11.6h.

How many hours of sunshine does Cairns have in August?

In Cairns, Australia, the average sunshine in August is 8.7h.

How high is the UV index in August in Cairns?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in August - Cairns, Australia
  • Average high temperature in August: 24°C

The warmest month (with the highest average high temperature) is February (29.4°C).
The month with the lowest average high temperature is July (23.2°C).

  • Average low temperature in August: 18°C

Months with the highest average low temperature are January and February (24.3°C).
The coldest month (with the lowest average low temperature) is August (18°C).

Average humidity in August - Cairns, Australia
  • Average humidity in August: 75%

The month with the highest relative humidity is March (81%).
Months with the lowest relative humidity are September and October (74%).

Average rainfall in August - Cairns, Australia
  • Average rainfall in August: 13mm

The wettest month (with the highest rainfall) is January (162mm).
The driest month (with the lowest rainfall) is September (9mm).

Average rainfall days in August - Cairns, Australia
  • Average rainfall days in August: 8.8 days

The month with the highest number of rainy days is January (22.4 days).
The month with the lowest number of rainy days is September (7.2 days).

Average sea temperature in August - Cairns, Australia
  • Average sea temperature in August: 24°C

The best month for swimming (with the highest average sea temperature) is January (29.5°C).
The coldest month (with the lowest average sea temperature) is July (23.8°C).

Average daylight in August / Average sunshine in August - Cairns, Australia
  • Average daylight in August: 11.6h

The month with the longest days is December (Average daylight: 13.1h).
The month with shortest days is June (Average daylight: 11.1h).

  • Average sunshine in August: 8.7h

Months with most sunshine are October and November (Average sunshine: 10.8h).
The month with least sunshine is June (Average sunshine: 5.9h).

Average UV index in August - Cairns, Australia
  • Average UV index in August: 6

Months with the highest UV index are January, February and November (UV index 7).
The month with the lowest UV index is July (UV index 5).