Cairns in July
July is right in the heart of winter for Cairns, and the weather has a definite personality this time of year.
Expect the mercury to hit around 24.6 degrees during the day and settle at 16.9 degrees after dark. The temperature stays pretty consistent through the day. That's solidly pleasant territory. Great for being outdoors.
July is 3.7 degrees cooler than Cairns's yearly average.
The rain data says 66mm over 9 days. Moderate, often falling in a few good dumps rather than constant drizzle.
Solar exposure averages 15.2 MJ/m2 per day in July, with UV levels in the very high range. You'll want SPF 50+ and a decent hat.
July earns a 9.2/10 on our Comfort Score. This is prime time.
For your suitcase: a mix of short and long sleeves, waterproof gear, and SPF 50+ sunscreen and a hat.
The full data breakdown is below. You can also see how other Australian cities compare in July.
July at a Glance
Temperature Range
Daily temperature range in July. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- A light rain jacket just in case
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How July in Cairns stacks up against major cities around the world.
About 1 degrees warmer and considerably wetter.
About 6 degrees cooler and considerably drier.
About 5 degrees cooler and considerably drier.
How July Compares
Cairns's monthly climate at a glance. July 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 |