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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Voice Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Secret Harbour’s coastal weather is mild and dry for most of the year. The live forecast above shows today’s conditions, which will shift with the sea breeze.
What is the typical weather in Secret Harbour?
Secret Harbour sits on the Perth coast, so its climate is Mediterranean. Summers (December–February) see average highs around 28–30°C, cooled by the afternoon sea breeze. Winters (June–August) are mild, with highs near 17–19°C and occasional rain. The wind picks up in spring, making it popular for windsurfing and kiteboarding.
How do I check the surf, tides and radar for Secret Harbour?
For the secret harbour surf forecast, check swell size and wind direction on WillyWeather. The secret harbour tides affect beach access, especially at low tide. Use the secret harbour weather radar from the Bureau of Meteorology to track incoming showers. For secret harbour weather hourly details or a secret harbour weather 14 day outlook, see the live forecast above or check accuweather secret harbour links. Always cross-check with bom secret harbour data for official warnings.
When is the best time to visit Secret Harbour for calm conditions?
Early mornings (before 10 am) in autumn (March–May) are usually calm, with light wind and clear skies. This is ideal for beach walks or fishing off the rocks.
Does Secret Harbour get severe weather?
Rarely. Winter cold fronts can bring strong north-west winds and heavy rain. Check the Severe Weather Warning page for alerts from the Bureau of Meteorology.
How does the sea breeze change the weather?
The afternoon sea breeze, called the “Fremantle Doctor”, drops temperatures by 5–8°C. It also brings stronger wind, which affects the secret harbour surf forecast and can make afternoon swimming choppier.
For broader conditions, check Australia’s weather hub or the Perth Weather page for regional forecasts.