Cairns weather in August
Long-run climate averages for Cairns, Queensland in August, plus what the forecast models say for the days ahead.
In August, Cairns averages 24°C by day and 16°C at night. The wettest month is usually February.
August in Cairns averages a daytime high of 24°C and an overnight low of 16°C, which reads as warm for this part of the world. It is the coldest month of the year here. Across the whole year Cairns sees roughly 2012 mm of precipitation.
Climate averages tell you what to pack. They do not tell you what next Tuesday looks like - for that, see the live Cairns forecast with every model compared and how much they currently agree.
Cairns weather by month
what to expect in Cairns through the year, 1991-2020 averagesHere is Cairns's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Cairns by season.
Bottom line: over the last 30 days the European model has been the most accurate forecast for Cairns, scoring 90/100 on our CheckWeather Score, ahead of the American at 51. See the full AU accuracy scoreboard for exactly how every model is tested.
Common questions
How warm is Cairns in August?
Is August a good time to visit Cairns?
Does it rain a lot in Cairns in August?
Climate averages from ERA5 reanalysis. Model accuracy re-scored over a rolling 30 days. Page updated .