Cairns Weather is a tropical paradise,
Cairns’s weather, Cairns enjoys a tropical climate. The dry season is filled with glorious sunny days with blue skies as far as you can see, and the wet season brings fantastic tropical rains.
Summer months in Cairns are hot and humid with tropical showers, mainly in the late afternoons.
The wet season is the ideal time to visit the Tropical Rainforest, Visit the Atherton Tablelands, stay overnight on the Great Barrier Reef or relax by the Cairns lagoon.
Winter is ideal for walking, visiting parks, Great Barrier Reef tours, cycling, and relaxing at the beach.
Cairns All-year Weather
Cairns’ weather has hot and humid summers and mild, dry winters.
The average annual maximum temperature is 29°C (84.2°F), with 62% humidity.
Summer (December – February)
Cairns’ average temperature in summer ranges from 23.6°C to 31.4°C (74.5 – 88.5°F).
The wet season begins around December, and most of the region’s annual rainfall (around 2000mm or 78.7 inches) occurs in summer.
Is the ideal time to visit the Daintree Rainforest
It continues to be very wet and warm both day and night in autumn, with temperatures averaging between 21.5°C and 29°C (70.7 – 84.2°F).
While rain eases from April, it can be windy through to August.
Prevailing south-easterlies continue into October.
Winter (June – August)
Temperatures are slightly more relaxed and the humidity lower, so it becomes the peak tourist season.
Average temperatures range from 17.5°C to 26°C (63.5 – 78.8°F), and rainfall is low.
Spring (September – November)
Cairns’ average temperatures range from 20.5°C to 29°C (68.9 – 84.2°F) as the dry season ends and humidity rises in the build-up to the wet season from December.
Climatic changes herald the start of the annual coral spawning in November when the Great Barrier Reef comes alive.
Sunrise and sunset
The longest daylight hours in the Cairns region are in December, with sunrise at approximately 5:40 am and sunset at 6:45 pm.
June has the least daylight hours: sunrise is at approximately 6:45 am and sunset at 5:50 pm.
Does Cairns have Daylight Savings?
There is no such thing as Daylight saving in the state of Queensland.
What is the time in Cairns?
Cairns time zone is Australian Eastern Standard Time (AEST), UTC +10.
The average sea temperature in summer at Cairns’ northern beaches ranges from 28.9°C to 29.4°C (84 – 84.9°F) and falls slightly in winter to between 23.8°C and 24.5°C (74.8 – 76.1°F).
It is sensible and advisable to wear stinger suits in the beach waters from Cairns to Port Douglas, as box jellyfish and Irukandji (the smallest of the box jellyfish family) can be deadly.
Stinger season, or jellyfish season, is generally between November and May.
Northern beaches are also lined with monitored stinger nets to keep out the jellyfish and make waters safer for swimmers.
Taking care of marine stingers’ risk is low on the Great Barrier Reef, but it is better to be over-cautious. As a result, stinger suits are available for free on most tourist boats.
Ultraviolet (UV) Index
Visitors should check the UV index in local weather reports when visiting Cairns and Far North Queensland. The index describes the daily solar UV radiation intensity.
Protection from sunburn
Wear sun-smart clothing, including a hat and sunglasses, and use SPF30+ sunscreen to be sure not to get sunburnt. (widely available in pharmacies and supermarkets).
Bug repellent for midges, mosquitos, and sand flies when fishing in the inlet or onshore.
There are crocodiles in some of the waterways around Cairns. Please observe the signs.