Rottnest Island Airport Weather Forecast

    • 19
    • 30

    Windy. Mostly sunny

    • 22
    • 28

    Becoming very windy

    • 18
    • 27

    Wind easing. Mostly sunny

    • 20
    • 27

    Sunny

    • 22
    • 28

    Mostly sunny

    • 21
    • 25

    Sunny

    • 19
    • 24

    Partly cloudy

Today 11 Jan Lower West

Mostly sunny. The chance of a thunderstorm later this evening. Winds east to southeasterly 20 to 30 km/h tending south to southeasterly 15 to 25 km/h in the evening then tending east to southeasterly 15 to 20 km/h in the late evening.

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Rottnest Island Airport Temperature Statistics View More

January Temperature

Rottnest Island (3km)

  • Lowest 9 January, 2026

    16.5 °C

  • Average January

    21.8 °C

  • Highest 1 January, 2026

    31.2 °C

Climate (2021–Present)

Rottnest Island (3km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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