Cairns in March
March is right in the heart of autumn for Cairns, and the weather has a definite personality this time of year.
Expect the mercury to hit around 29.5 degrees during the day and settle at 23.8 degrees after dark. The temperature stays pretty consistent through the day. The warmth sticks around even after dark.
At 29.5 degrees, March runs 1.2 degrees above Cairns's annual average of 28.3 degrees.
You're looking at 514mm of rain across 26 days in a typical March. When it rains here, it means it.
Solar exposure averages 17.2 MJ/m2 per day in March, with UV levels in the very high range. You'll want SPF 50+ and a decent hat.
With a Comfort Score of 3.7/10, March is not the most comfortable time to visit.
For your suitcase: a mix of short and long sleeves, a rain jacket or compact umbrella, and serious sun protection.
The sea breeze usually kicks in by early afternoon in March, which is genuinely welcome. It can knock 3 to 5 degrees off the feels-like temperature.
Scroll down for the detailed climate data, or explore what nearby cities are like in March.
March at a Glance
Temperature Range
Daily temperature range in March. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- T-shirts and shorts for daytime
- A waterproof jacket or compact umbrella
- Sunscreen (SPF 30+) and sunglasses for UV protection
- Moisture-wicking fabrics to stay comfortable in humid conditions
Coming From Overseas?
How March in Cairns stacks up against major cities around the world.
About 18 degrees warmer and considerably wetter.
About 20 degrees warmer and considerably wetter.
About 16 degrees warmer and considerably wetter.
How March Compares
Cairns's monthly climate at a glance. March 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 |