Lighthouse Bay lies within Ningaloo Marine Park on Western Australia's Indian Ocean coast, near the North West Cape. The seven sites in our database range from shallow lagoon dives to walls dropping to around twenty-six metres, suiting beginners through to advanced divers. Entry options include shore access at some sites and boat access at others, with some offering both. The bay sits within a sanctuary zone where fishing and anchoring are prohibited, which supports healthy populations of species including whitetip reef sharks, green sea turtles, Napoleon wrasse, and pharaoh cuttlefish. Visibility can vary considerably between sites and conditions, ranging from a few metres on difficult days to thirty metres or more in good conditions.
Monthly water temperature across Lighthouse Bay's sites, from satellite sea-surface data corrected for depth. The band shows the site-to-site spread.
Water temperatures are warmest from late summer through autumn and drop to their coolest in mid-winter, when a thicker wetsuit is useful. The period from autumn through to mid-spring generally offers the most reliable diving conditions, with calmer seas and good visibility.
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Water temperature around Lighthouse Bay ranges from about 23°C in August to 28°C in March, based on satellite sea-temperature data for its dive sites.
In the warm season (about 28°C) a rash guard or 3mm shorty is comfortable in Lighthouse Bay; in the coldest months (about 23°C) step up to a 3mm full suit.
Fin maps 7 sites in Lighthouse Bay (6 scuba diving sites and 3 snorkelling spots, with some suited to both).
Across Lighthouse Bay's dive sites, March and November are most often reported as the best months to visit.
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