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Weather in Cairns
Gateway to the Great Barrier Reef's living wonder
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About Cairns
Cairns glows as the gateway to the Great Barrier Reef, where dive boats launch daily into coral gardens teeming with colour. The nearby Daintree Rainforest, Earth's oldest, drapes the landscape in emerald mystery.
Best months to visit
May, July, August, September, October, November
Things to do in Cairns
Snorkel or dive the Great Barrier Reef
Hike the Daintree Rainforest
Take the Skyrail cableway canopy walk
Visit the Reef Aquarium
White-water raft the Barron River
Learn from local Aboriginal guides
Weather by month
Click any month for detailed weather information and travel tips.
January
30C
Hot and humid, with frequent heavy rain.
February
30C
Hot and humid, with regular rainfall.
March
29C
Warm and pleasant, with regular rainfall.
April
28C
Warm and pleasant, with regular rainfall.
Recommended
May
26C
Warm and pleasant, with some rainy days.
June
24C
Mild and comfortable, with some rainy days.
Recommended
July
24C
Mild and comfortable, with occasional showers.
Recommended
August
24C
Mild and comfortable, with occasional showers.
Recommended
September
26C
Warm and pleasant, with occasional showers.
Recommended
October
27C
Warm and pleasant, with occasional showers.
Recommended
November
29C
Warm and pleasant, with some rainy days.
December
29C
Warm and pleasant, with regular rainfall.
Cairns is the main gateway to the Great Barrier Reef and the ancient Daintree Rainforest, a tropical city where reef boats, rainforest cableways and Aboriginal cultural experiences are all within easy reach. Its esplanade lagoon offers a free swimming alternative to the (often stinger-affected) sea, while the surrounding region packs in some of Australia's most concentrated natural attractions.
Best areas to stay in Cairns
Cairns Esplanade
The waterfront strip with the free swimming lagoon, markets, restaurants and reef boat departure points.
Cairns CBD
The compact city centre with hotels, the night markets and easy access to the esplanade.
Palm Cove / Northern Beaches
A string of quieter beach suburbs north of the city, popular for resorts away from the centre.
Kuranda
A rainforest village reached by scenic railway or cableway, known for markets and rainforest walks.
Getting to Cairns
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Flights
Cairns Airport has domestic connections from major Australian cities and some direct international routes from Asia and the Pacific.
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From London
~24 hours from London with stops, typically via a major Australian or Asian hub.
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Getting around
Tour buses and shuttles cover reef and rainforest day trips; the esplanade area is walkable, and a hire car helps for the Daintree.
Frequently asked questions
When is the best time to visit Cairns?
June to October (dry season) offers the best diving and snorkelling visibility and lower humidity; the wet season (November-April) brings heavy rain and stinger jellyfish in coastal waters.
How do you visit the Great Barrier Reef from Cairns?
Day trips by boat to outer reef pontoons or islands are the most common option, with options ranging from large catamarans to small dive-focused boats.
What is the Daintree Rainforest and how do you visit it?
The world's oldest tropical rainforest, about 1.5-2 hours north of Cairns, visited via guided tours, self-drive (including a river ferry crossing), or combined with Cape Tribulation.
Is the Cairns Esplanade Lagoon free to use?
Yes — it's a free public swimming lagoon along the waterfront, popular since ocean swimming near Cairns is affected by stingers for much of the year.
Can you combine reef and rainforest in one trip?
Yes — many visitors do a reef day trip and a separate Daintree/Cape Tribulation day trip, sometimes combined with the Kuranda Scenic Railway and Skyrail cableway.
Traveler reviews
★★★★★
Snorkelled the outer reef on a day trip and it exceeded expectations — so much colour and marine life. The esplanade lagoon was a great free way to cool off in the evenings.
Becca L. · August 2023
★★★★★
Drove up to the Daintree and Cape Tribulation for the day — walking through rainforest that's been there for 180 million years and then swimming at a deserted beach was incredible.
Tom H. · July 2024
★★★★☆
Combined a reef trip with the Kuranda Skyrail over the rainforest canopy — both gave completely different perspectives on the region's nature.
Aiko M. · September 2023
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