Rocky River Entrance Weather Forecast

    • 14
    • 24

    Sunny

    • 15
    • 20

    Shower

    • 10
    • 15

    Cloudy

    • 8
    • 18

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 14
    • 24

    Partly cloudy

    • 13
    • 23

    Shower

Today 19 Sep Kangaroo Island

Sunny. Winds north to northwesterly 15 to 25 km/h becoming light in the late afternoon then becoming northerly 15 to 25 km/h in the late evening. Daytime maximum temperatures in the low to mid 20s.

South Central Coastal Waters

Wind
Northwesterly 15 to 20 knots turning northerly in the evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Sunny.
Weather Situation
A high pressure system centred over NSW extends a ridge over SA ahead of a cold front will approach from the west. The front moves across SA on Sunday. Another high pressure system will move eastwards across waters to the south during Monday then over Victoria on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky River Entrance Temperature Statistics View More

September Temperature

Stenhouse Bay (80km)

  • Lowest 17 September, 2026

    6.7 °C

  • Average September

    13.9 °C

  • Highest 12 September, 2026

    25.2 °C

Climate (2021–2026)

Stenhouse Bay (80km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    16.1 °C

  • Average High 2021–2026

    20.5 °C
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