Plan your trip
The best time to visit Cairns
Cairns sees average daytime highs of 27°C and overnight lows around 23°C across the year. Here's the month-by-month picture — based on a decade of climate data — so you can pick the right time to come.
22°C Mostly sunny in Cairns
Winter · H 26° / L 20° · Cosy season — warm up indoors.
Warmest month
January
avg high 30°C
Coolest month
June
avg high 24°C
Wettest month
January
~350mm rain
Driest month
August
~34mm rain
Our pick
For the best balance of comfortable weather and fewer wet days, aim for August, September, October. If you don't mind the heat, January is peak summer; for cooler, quieter exploring, June is the mildest stretch. Whenever you come, you can always check what's on and our 48-hour itinerary.
Month by month
Average daily high & low temperature and total monthly rainfall.
| Month | Season | High | Low | Rainfall |
|---|---|---|---|---|
| January | Summer | 30°C | 25°C | 350mm |
| February | Summer | 30°C | 25°C | 297mm |
| March | Autumn | 29°C | 25°C | 290mm |
| April | Autumn | 28°C | 24°C | 225mm |
| May | Autumn | 26°C | 22°C | 85mm |
| June | Winter | 24°C | 20°C | 58mm |
| July | Winter | 24°C | 19°C | 54mm |
| August | Winter | 24°C | 19°C | 34mm |
| September | Spring | 26°C | 21°C | 37mm |
| October | Spring | 27°C | 22°C | 45mm |
| November | Spring | 29°C | 24°C | 51mm |
| December | Summer | 29°C | 25°C | 252mm |
Source: Open-Meteo historical climate data, 10-year averages (2014–2023). Day-to-day weather varies — check the current forecast before you travel.