Home › Weather › Heron Island Weather
Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Heron Island has a warm, tropical climate year‑round. The live forecast above shows the current temperature and wind, but expect daytime highs of 27–31°C in summer and 21–25°C in winter. Sea breezes keep the air comfortable most days.
What is the typical weather on Heron Island?
Summer (December to February) is hot and humid with frequent late‑afternoon showers. Winter (June to August) is mild and drier, with clear skies and lighter winds. The island’s position on the southern Great Barrier Reef means it rarely experiences extreme temperature swings.
For a detailed outlook, check the Australia weather hub or look up heron island weather 14 days on a forecast site. The heron island weather radar (available via BOM) helps track passing showers.
How does the weather change by month?
From November to March, humidity peaks and the chance of a tropical cyclone is highest. April to October brings pleasant southeasterly trade winds and lower rainfall. Heron island weather november is typically warm and humid, with average highs around 30°C.
If you need month‑by‑month averages, search for heron island weather by month or check the heron island weather bom page. For water temperatures, heron island water temperature by month ranges from 22°C in winter to 28°C in summer.
Does it rain a lot on Heron Island?
Rainfall is moderate, with most rain falling in summer (December–March). Winter is noticeably drier. Even in wet months, showers are often short and followed by sunshine.
What is the water temperature like by month?
Water temperatures follow the air: warmest from January to March (27–28°C), coolest in July–August (22–23°C). Snorkelling is comfortable year‑round with a wetsuit in winter.
When does cyclone season affect Heron Island?
The official cyclone season runs November to April. The island is less prone to direct hits than northern parts of the reef, but it pays to check the severe weather warning page before travelling.