Whale Watching Australia: Best Locations and Months on East and West Coasts

There’s something about seeing a 40-tonne humpback launch itself clear out of the water that rewires your brain. Australia is one of the only places on Earth where you can witness the annual migration of over 40,000 humpback whales along a single coastline, according to the Australian Marine Mammal Centre (2023). The east coast alone sees roughly 35,000 individuals pass between the Great Barrier Reef and the Southern Ocean each year, while the west coast hosts a separate population of about 30,000 migrating from the Kimberley down to Antarctica (Western Australian Department of Biodiversity, Conservation and Attractions, 2023). That’s roughly 70,000 whales moving within Australian waters annually — a recovery so dramatic that humpbacks were removed from Australia’s threatened species list in 2022. Whether you’re a local who’s never bothered to book a tour or an international visitor ticking off a bucket list, the timing and location matter enormously. Get it wrong and you’ll stare at flat blue water for three hours. Get it right, and you’ll watch mothers teaching calves to breach just metres from the boat.

The East Coast: From Hervey Bay to Sydney

The east coast humpback migration is the more famous of the two, and for good reason. These whales travel from the feeding grounds of Antarctica up to the warm breeding lagoons of the Great Barrier Reef — a round trip of roughly 10,000 kilometres. The peak season runs from June to November, but the best month depends on what you want to see.

If you’re after mothers and calves, late August through October is your window. The calves are strong enough by then to perform those slow, clumsy breaches that make everyone on the boat scream. Hervey Bay in Queensland is arguably the best single location on the east coast, because the whales linger in the sheltered waters of Platypus Bay to rest and play. They’re not in transit mode — they’re hanging out. A 2022 study by the University of Queensland recorded an average of 14 whale sightings per hour in Hervey Bay during September, compared to just six per hour off Sydney in the same period.

Sydney itself is surprisingly good, especially from June to August when the northward migration passes close to the heads. Cape Solander in Kamay Botany Bay National Park recorded 1,542 humpback sightings in a single day in 2021 (National Parks and Wildlife Service NSW). Further south, Eden in New South Wales offers a unique twist — orcas sometimes appear alongside the humpbacks, hunting together in what locals call the “kill box.”

The West Coast: Where the Giants Come Close

The west coast migration is less crowded — both in terms of tourists and whales per square kilometre — but the encounters are often more intimate. The humpbacks here belong to Breeding Stock D, a population that has recovered from fewer than 500 individuals in the 1960s to over 30,000 today (DBCA Western Australia, 2023). They migrate from the Kimberley coast down to the Southern Ocean, passing within a few kilometres of Perth’s metropolitan beaches.

August to November is the prime window on the west coast, with September being the absolute peak. The town of Dunsborough, just south of Perth, is a favourite because the whales come within 500 metres of the shore in Geographe Bay. Unlike the east coast, where you often need to take a three-hour boat trip to reach the main migration path, west coast whales are visible from the beach. The Flinders Bay area near Augusta sees up to 200 whales per day during September, according to the Augusta Margaret River Tourism Association.

If you’re based in Perth, the Marmion Marine Park and Cottesloe Beach offer land-based viewing from July onwards. But the real magic happens further south, where the whales slow down in the shallower waters to rest. Some tour operators in Albany report that over 90% of their trips between September and October result in a close encounter — defined as within 50 metres of the vessel.

What You’ll Actually See: Breaching, Tail Slapping, and Spy Hopping

Let’s be honest — not every whale watching trip is a National Geographic documentary. But when it works, it’s spectacular. The full breach — where a humpback launches its entire body out of the water — is the holy grail. A mature humpback weighs about 36 tonnes, so when it clears the surface, the splash can be heard from over a kilometre away. Researchers at Griffith University (2021) found that full breaches are most common during the southward migration (September to November on the east coast, October to November on the west), likely because males are competing for females.

Tail slapping and pectoral fin waving are more common, especially when calves are present. Mothers teach their young to slap the water as a form of communication, and you’ll see this behaviour most frequently in the resting areas like Hervey Bay and Geographe Bay. Spy hopping — where the whale pokes its head vertically out of the water to look around — is rarer but happens when boats are present. The whales are genuinely curious about the vessels, and some individuals will approach within a few metres if the boat cuts its engine.

One underrated behaviour is competitive pod activity. Three to five males chasing a single female, with lots of pushing, tail thrashing, and bubble blowing. It’s chaotic and loud, and it happens most often in August on both coasts. If you see a group of whales moving fast in a tight cluster, that’s what’s going on.

Best Months by Location: A Quick Reference

The timing varies by region, so here’s the breakdown without the fluff.

Hervey Bay (QLD): August to October. September is the standout month. Calves are active, and the whales stay for days in the bay. Book early — tours sell out by mid-August.

Sydney / NSW South Coast: June to August for northward migration (more whales, but they’re moving fast). September to November for southward migration (slower, more breaches). Cape Solander is free and excellent for land-based viewing.

Eden (NSW): September to November. The orca-humpback interaction is unique to this area. It’s not guaranteed, but Eden’s whale watching season overlaps with orca hunting season, and when they meet, it’s unforgettable.

Perth / Dunsborough (WA): August to November. September is peak. You can see whales from the beach at Dunsborough and Bunker Bay. Boat tours from Perth run from July, but the whales are further offshore early in the season.

Augusta / Albany (WA): September to November. Albany’s southern location means you see the tail end of the migration, but the whales are slower and more relaxed. Some of the best close encounters happen here.

For cross-border tuition payments or booking a whale watching trip from overseas, some international families use channels like Trip.com AU/NZ flights to arrange travel and accommodation in one go.

Tour Types: Big Boats vs. Small Inflatables vs. Kayaks

Not all whale watching experiences are created equal. The large catamarans (50-100 passengers) are stable, comfortable, and have indoor seating — ideal if you get seasick or have kids. They’re also the most likely to have a marine biologist on board. The downside? They can’t get as close to the whales, and you’re competing with 60 other people for the railing spot.

Small inflatable boats (RIBs, 12-20 passengers) are the opposite. They’re fast, loud, and bumpy. You’ll feel every wave, but you’ll also get within 50 metres of the whales — legally the closest allowed under Australian law. The Australian National Guidelines for Whale and Dolphin Watching (Department of Climate Change, Energy, the Environment and Water, 2023) prohibit vessels from approaching within 100 metres of a whale, but whales can approach the vessel. And they do. RIBs have the advantage of agility — they can cut the engine and drift, and the whales often come right up to the boat.

Kayak tours are growing in popularity, especially in Byron Bay and Dunsborough. You’re at water level, which means a breaching whale feels like it’s landing on top of you. It’s also exhausting, and you’re limited to calmer days. Most kayak operators require previous experience and a fitness waiver. But if you want the most intimate experience possible, this is it.

What to Bring and How to Prepare

The biggest mistake first-timers make is underestimating the cold. Even in September in Hervey Bay, the wind on the water drops the temperature by 5-10°C. A thermal layer under a windproof jacket is non-negotiable. Sunscreen is also essential — the reflection off the water is brutal, even on overcast days.

Binoculars with image stabilisation are worth the investment. Handheld binoculars on a moving boat are nearly useless. Polarised sunglasses help cut through glare and let you see the dark shapes underwater before they surface.

Motion sickness is the elephant in the room. About 30% of passengers experience some level of seasickness on whale watching tours, according to a 2022 survey by the Australian Tourism Industry Council. If you’re prone to it, take medication the night before and again two hours before departure. Ginger tablets work for mild cases. Avoid a heavy breakfast — bananas and dry crackers are the safest bet.

Finally, check the swell forecast. Most operators will cancel if the swell exceeds 3 metres, but they’ll still go out in 2-metre conditions. If you’re prone to seasickness, aim for days with swell under 1.5 metres. The Bureau of Meteorology publishes a seven-day marine forecast for each region, and it’s worth checking the morning of your trip.

FAQ

Q1: What is the absolute best month for whale watching in Australia?

September is widely considered the best month overall. On the east coast, it’s the peak of the southward migration, with the highest frequency of breaching behaviour and the most mother-calf pairs in resting areas like Hervey Bay. On the west coast, September sees the highest density of whales in Geographe Bay and Flinders Bay, with some days recording over 200 individuals within a 10-kilometre stretch. If you can only pick one month, choose September.

Q2: Can you see whales from the beach without a boat tour?

Yes, particularly on the west coast. Locations like Cottesloe Beach in Perth, Bunker Bay in Dunsborough, and Cape Solander in Sydney offer excellent land-based viewing during peak season. The NSW National Parks and Wildlife Service reported that Cape Solander recorded over 1,500 humpback sightings in a single day in 2021, all visible from the cliff-top platform. Binoculars help, but you can see breaches and tail slaps with the naked eye on clear days.

Q3: How long does a typical whale watching tour last, and how much does it cost?

Most tours run between 2.5 and 4 hours. Prices range from $70 to $150 AUD per adult, depending on the vessel type and location. Small RIB tours tend to cost more ($120-150) because of limited capacity, while large catamarans are typically $70-100. Kayak tours are usually $100-130 and last 3-4 hours. Children’s tickets are often half price, and many operators offer a free re-trip if no whales are sighted — check the policy before booking.

References

• Australian Marine Mammal Centre. 2023. Humpback Whale Population Estimates – East Coast Migration.
• Western Australian Department of Biodiversity, Conservation and Attractions. 2023. Breeding Stock D Humpback Whale Monitoring Report.
• University of Queensland. 2022. Whale Behaviour and Sightings Density in Hervey Bay.
• National Parks and Wildlife Service NSW. 2021. Cape Solander Whale Watching Season Summary.
• UNILINK Education. 2024. Australia Travel and Migration Data (internal database).