Rocky River Entrance Weather Forecast

    • 9
    • 20

    Partly cloudy

    • 11
    • 22

    Partly cloudy

    • 13
    • 18

    Shower

    • 12
    • 18

    Shower

    • 10
    • 16

    Cloudy

    • 9
    • 16

    Cloudy

    • 8
    • 19

    Sunny

Today 11 Sep Kangaroo Island

The chance of morning fog. Mostly sunny afternoon. Winds easterly 15 to 20 km/h tending northeasterly in the morning then becoming light in the early afternoon. Daytime maximum temperatures around 18.

South Central Coastal Waters

Wind
Easterly 10 to 15 knots turning northeasterly during the day.
Seas
Around 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres during the morning.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred south of the Bight extends a ridge across the south of SA. The main high centre will gradually move eastwards to be centred to the east of SA later on Friday. A trough over the interior of WA will remain stationary but will weaken later Friday. Another low pressure trough will approach from the west on Saturday and move across SA on Sunday then a cold front will move across southern coasts later Monday. An upper disturbance will move over the far west on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky River Entrance Temperature Statistics View More

September Temperature

Cape Borda (23km)

  • Lowest 7 September, 2026

    7.8 °C

  • Average September

    12.3 °C

  • Highest 4 September, 2026

    17.1 °C

Climate (2021–2026)

Cape Borda (23km)

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  • Average Low 2021–2026

    11.7 °C

  • Average 2021–2026

    14.9 °C

  • Average High 2021–2026

    19 °C
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