Great Barrier Reef (Cairns), Australia

The largest living structure on earth. June to October is dry, clear, and stinger-free.

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Best time to visit

Prime months: June, July, August, September, October.

Weather by month

MonthHighLowRainSeason
Jan30°25°288 mm
Feb30°25°277 mm
Mar29°24°253 mm
Apr27°23°140 mm
May25°21°55 mm
Jun24°19°34 mmprime
Jul23°18°35 mmprime
Aug24°19°31 mmprime
Sep26°20°22 mmprime
Oct28°22°40 mmprime
Nov29°23°68 mm
Dec30°24°188 mm

30-year averages (1995–2024) from ERA5 reanalysis via Open-Meteo. Rain is the monthly total.

Cost

Serves travellers at Backpacker→Ultra-luxury level. Typically around $160 a day on the ground.

Ranges are typical costs, not quotes. Check the real price before you book.

What's on

  • Cairns Festival June

    Arts and food festival

  • Coral spawning November

    Mass spawning after the November full moon

Worth knowing

  • Cairns city is walkable. A car earns its keep for Port Douglas, the Daintree and the Atherton Tablelands; on reef days it sits in a car park.

    getting around · editorial

  • Cairns airport is ten minutes from the city, with domestic flights and a few international ones. Reef boats leave from the marina in town and the outer reef is one and a half to two and a half hours out.

    getting there · editorial

  • Cairns has no beach of its own; there is a lagoon pool on the esplanade instead. Reef days are long and the crossing is rough enough that seasickness tablets matter.

    know before · editorial

  • Cards everywhere, contactless on small purchases included. Tipping is not expected.

    money · editorial

  • The wet season brings heat, humidity and cyclones, and box jellyfish make the mainland beaches unswimmable without a suit through the southern summer.

    when not to go · editorial

  • Cairns city for boat departures, the esplanade and the widest choice. Palm Cove for a quieter beach strip half an hour north. Port Douglas, an hour up the coast, for the Daintree and the northern reef.

    where to stay · editorial

Quests

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  • Cairns Esplanade

    The public lagoon on the seafront, because the sea there has crocodiles in it.

  • Port Douglas

    The closest base to the northern reef and the forest.

  • Daintree

    The oldest rainforest on Earth, running straight into the reef.

  • Cape Tribulation

    Where the rainforest reaches the beach. Cook gave it the name.

  • Kuranda

    The mountain village, with the 1891 railway and the cableway over the forest.

  • Green Island

    A coral island with the reef right up against the sand, 45 minutes away.

See

  • Dive an outer reef, not the one close in

Eat

  • Eat grilled barramundi

  • Eat grilled barramundi at lunch

    The fish of the north, and it stands up to the coals.

  • Try a tropical fruit you have never seen before

    The north has about ten that never leave the region.

Moment

  • Go out by boat before 7am, while the sea is still flat

  • Float still above the coral and move nothing

    No fin, no hand, no ordinary sunscreen.

  • Watch a shoal pass beneath you and let it pass

    You chase nothing here.

Water

  • Dive the outer reef with a tank

    Two hours by boat, and water clearer than anything inside.