Cairns weather in August 2021

Get the latest coronavirus (Covid-19) updates for Australia with current travel advice and statistics on new cases per 100,000 and vaccine.

  • 26°C maximum daytime temperature in August in Cairns26
    26°C max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in August in Cairns4
    4 days with some rainfall
  • 17°C minimum night-time temperature in August in Cairns17
    17°C min night temperature
  • 12 hours of daylight per day in August in Cairns12
    12 hours of daylight per day
  • Low heat & humidity in August in CairnsL
    Low heat & humidity
  • 38 mm monthly rainfall in August in Cairns38
    38 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Cairns9
    9 (Very High) UV index
  • 23°C sea temperature in August in Cairns23
    23°C sea temperature

Recommended for Queensland

  • Top deals & discounts
  • Cairns weather overview
  • Cairns climate averages by month
  • More destinations
  • Best time to go to Cairns
  • Cairns 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The August weather guide for Cairns, Queensland shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Save on holiday packages to the Great Barrier Reef
  • Book flexible accommodation & activities for 2021/2022
  • Enjoy golf & spa breaks + romantic escapes

How hot is it in Cairns in August?

Daytime temperatures usually reach 26°C in Cairns in August with low heat and humidity, falling to 17°C at night.

How sunny is it in Cairns in August?

There are normally 8 hours of bright sunshine each day in Cairns in August - that's 68% of daylight hours.

How warm is the sea around Cairns in August?

The average sea temperature around Cairns in August is 23°C.

Does it rain in Cairns in August?

There are usually 4 days with some rain in Cairns in August and the average monthly rainfall is 38mm.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Cairns sunrise & sunset times for August 2021

Browse the sunrise and sunset times for Cairns in August 2021. Select a month to view Cairns sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st August 2021 06:42 18:04
Monday, 16th August 2021 06:35 18:08
Tuesday, 31st August 2021 06:25 18:10
  • Save on holiday packages to the Great Barrier Reef
  • Book flexible accommodation & activities for 2021/2022
  • Enjoy golf & spa breaks + romantic escapes

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.