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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Current Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Phillip Island is experiencing the conditions shown in the live forecast above. This Bass Strait island has a mild maritime climate, meaning cool summers and relatively mild winters, with sea breezes often keeping temperatures a few degrees cooler than the mainland.
What is the typical weather pattern for Phillip Island?
The island’s weather is moderated by the surrounding ocean, so extremes are rare. Summer daytime highs average around 23–25 °C, while winter maximums sit near 13–14 °C. Rainfall is spread fairly evenly through the year, with a slight winter peak. Westerly winds are common, and fog can form during autumn mornings.
How does the sea breeze affect conditions?
A strong sea breeze often develops in the afternoon, particularly during warmer months. This can drop the temperature by several degrees in minutes, so if you are visiting the beach or the Penguin Parade, it is worth checking the live forecast above and packing an extra layer.
Does Phillip Island get much rain?
Annual rainfall is around 700–800 mm, with the wettest months typically May to August. Showers are common, but heavy downpours are rare, and the rain usually clears quickly.
Is the water temperature warm enough to swim?
Sea surface temperatures range from about 14 °C in winter to 20 °C in late summer. A wetsuit is recommended for most of the year, though January and February can be pleasant for a quick dip.
How does Phillip Island compare with weather in Sydney or Melbourne?
Phillip Island is cooler and windier than weather Sydney typically is, but similar to Melbourne weather with a stronger maritime influence. For a longer outlook, weather Phillip Island 14 days forecasts are available on our site.