Flat Rock Weather Forecast

    • 18
    • 25

    Partly cloudy

    • 15
    • 21

    Possible shower

    • 12
    • 23

    Partly cloudy

    • 14
    • 23

    Shower or two. Windy

    • 13
    • 21

    Shower or two

    • 13
    • 21

    Cloudy

    • 11
    • 23

    Cloud clearing

Today 22 Jan South West

Partly cloudy. Slight chance of a shower near the south coast, near zero chance elsewhere. The chance of a thunderstorm in the east in the early afternoon. Light winds becoming north to northwesterly 15 to 20 km/h in the early morning then turning west to southwesterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 18 and 22 with daytime temperatures reaching 26 to 33.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Northeasterly 15 to 20 knots shifting southwesterly early in the morning.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre around midday, then increasing to 1 to 1.5 metres during the afternoon.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Rock Temperature Statistics View More

January Temperature

Windy Harbour (4km)

  • Lowest 15 January, 2026

    3.8 °C

  • Average January

    21.1 °C

  • Highest 16 January, 2026

    29.6 °C

Climate (2021–Present)

Windy Harbour (4km)

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  • Average Low 2021–2026

    11.2 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    20.4 °C
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