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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Great Keppel Island enjoys a warm subtropical climate with mild, dry winters and hot, humid summers. For the current conditions, refer to the live forecast above – this gives you the real-time temperature, wind and humidity for the island itself.
What is the typical weather pattern on Great Keppel Island?
The island experiences two main seasons: a dry season from May to October and a wet season from November to April. Average daytime highs in summer hover around 30°C, while winter maxima sit near 22°C. The ocean temperature stays comfortable for swimming year-round, ranging from about 20°C in winter to 27°C in summer. South-east trade winds keep conditions pleasant, especially from June to August.
When is the best time to visit?
For warm, dry days and calm seas, the winter months (June to August) are ideal. September and October also offer fine weather with lower humidity. If you prefer hotter weather and don’t mind the chance of afternoon storms, the summer months bring lush scenery and fewer crowds. Always check the Brisbane weather and Australia weather hub before planning your trip, as conditions on the Capricorn Coast can shift quickly.
Does Great Keppel Island get cyclones?
Yes, the region can be affected by tropical cyclones between November and April. The severe weather warning page provides up‑to‑date alerts from the Bureau of Meteorology.
How do the Keppel Island ferry services handle bad weather?
Ferry operators monitor conditions closely and may cancel or delay services during strong winds or heavy swell. Check the Bureau of Meteorology marine forecast for the Capricorn Coast before travelling.
What are typical July and September conditions like?
July (winter) is mild, dry and sunny with light winds – perfect for hiking and snorkelling. September (spring) is warmer but still low in humidity, making it a popular time for Brisbane weather comparisons and planning island getaways.