Cairns in August
Planning a trip to Cairns in August? Here's the honest weather briefing for what winter looks like on the ground.
The average daily maximum is 25.6 degrees with overnight lows of 17.8 degrees. That's solidly pleasant territory. Great for being outdoors.
At 25.6 degrees, August sits 2.7 degrees below the annual average of 28.3 degrees.
The rain data says 61mm over 12 days. Moderate, often falling in a few good dumps rather than constant drizzle.
Solar exposure averages 17.5 MJ/m2 per day in August, with UV levels in the very high range. You'll want SPF 50+ and a decent hat.
August earns a 8.6/10 on our Comfort Score. This is prime time.
Packing tip: bring a mix of short and long sleeves, waterproof gear, and SPF 50+ sunscreen and a hat.
Check the data table below for the full picture, or compare Cairns in August with another destination.
August at a Glance
Temperature Range
Daily temperature range in August. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- T-shirts and shorts for daytime
- Proper rain gear for frequent showers
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How August in Cairns stacks up against major cities around the world.
About 2 degrees warmer and considerably wetter.
About 4 degrees cooler and considerably drier.
About 5 degrees cooler and considerably drier.
How August Compares
Cairns's monthly climate at a glance. August is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 31.2 | 24.5 | 689mm | 2.9 |
| Feb | 30.5 | 24.3 | 316mm | 3.4 |
| Mar | 29.5 | 23.8 | 514mm | 3.7 |
| Apr | 28.6 | 22.1 | 121mm | 5.4 |
| May | 26.1 | 20.6 | 82mm | 6.9 |
| Jun | 25.9 | 16.7 | 18mm | 9.0 |
| Jul | 24.6 | 16.9 | 66mm | 9.2 |
| Aug | 25.6 | 17.8 | 61mm | 8.6 |
| Sep | 27.1 | 19.1 | 60mm | 7.9 |
| Oct | 29.1 | 20.5 | 25mm | 7.3 |
| Nov | 30.2 | 21.7 | 61mm | 6.1 |
| Dec | 30.9 | 23.6 | 379mm | 3.5 |