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Rottnest Island is one of the windiest places in Australia. It experiences exceptionally high wind speed. Overnight temperatures are above average and daytime temperatures, numbers of cloudy days and numbers of clear days are below average. Rainfall and humidity levels are average.
Summer in Rottnest Island is between December and February and maximum daily temperatues average between 25.1 and 27.4°C with overnight minimums averaging between 17.6 and 19.5°C. Summer days are balmy, averaging around 27.4 °C in the hottest months. Sunscreen and hat recommended.
Winter is between June and August and maximum daily temperatues average between 17.6 and 19°C with overnight minimums averaging between 12.1 and 13.4°C. Winter days in Rottnest Island are moderately cool but can be moderately cold if windy, dropping to around 17.6 °C. Pack your coat.
Weather graphs: Temperature | Rainfall | Rainy days | Clear and cloudy days | Windspeed | Humidity |
Rottnest Island Mean Morning and Afternoon Windspeed
|Wind speed (km/h) || Morning|
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