Flat Rock Weather Forecast

    • 15
    • 21

    Partly cloudy

    • 13
    • 23

    Partly cloudy

    • 14
    • 23

    Shower or two. Becoming windy

    • 14
    • 21

    Shower or two

    • 13
    • 20

    Cloudy

    • 11
    • 23

    Cloud clearing

    • 12
    • 24

    Sunny

Today 23 Jan South West

Partly cloudy. Slight chance of a shower in the southwest in the morning. Near zero chance of rain elsewhere. Winds southwesterly 15 to 25 km/h turning southerly 15 to 20 km/h in the evening. Overnight temperatures falling to around 15 with daytime temperatures reaching 22 to 27.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southwesterly 15 to 20 knots decreasing to about 10 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres east of Cape Leeuwin.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres during the morning.
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

    21.2 °C

  • Highest 21 January, 2026

    32.2 °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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