Cairns Weather Forecast
- 21
- 30
Mostly sunny
- 21
- 28
Mostly sunny
- 20
- 27
Sunny
- 18
- 28
Sunny
- 18
- 28
Sunny
- 18
- 28
Sunny
- 19
- 29
Partly cloudy
Today 18 May Cairns
Mostly sunny. Light winds becoming southeasterly 15 to 20 km/h in the middle of the day then tending southerly in the late evening.
Cairns Coastal Waters
Cape Tribulation to Cardwell- Wind
- South to southeasterly 15 to 20 knots.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres outside the reef during the morning.
- 1st Swell
- East to southeasterly below 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A high [1033hPa] moving east across the Great Australian Bight extends a ridge of high pressure and southwest to southeasterly winds across northern Queensland waters. The ridge will strengthen from Monday as the parent high tracks further east.
Cairns Temperature Statistics View More
May Temperature
Cairns Airport (6km)
Lowest 16 May, 2025
19.8 °CAverage May
24.4 °CHighest 1 May, 2025
30.9 °C
Climate (2020–Present)
Cairns Airport (6km)
Average Low 2020–2025
21.7 °CAverage 2020–2025
25.1 °CAverage High 2020–2025
30 °C