Frog Rock Weather Forecast

    • 10
    • 14

    Cloudy

    • 8
    • 14

    Cloudy

    • 6
    • 16

    Cloudy

    • 4
    • 20

    Sunny

    • 11
    • 24

    Sunny

    • 13
    • 21

    Shower

    • 10
    • 15

    Cloudy

Today 15 Sep Lower South East

Cloudy. Winds southerly 25 to 35 km/h decreasing to 15 to 20 km/h in the late evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 15 to 20 knots, reaching up to 25 knots south of Beachport in the late afternoon.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 4 metres.
Weather
Cloudy.
Weather Situation
A high pressure ridge will be persistent over SA during the week, with a high moving across waters to the south to be centred over Victoria later Thursday and then over eastern NSW later Friday. The next cold front is likely to approach from the west late Saturday and move across SA on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Frog Rock Temperature Statistics View More

September Temperature

Mount Gambier Airport (36km)

  • Lowest 8 September, 2026

    0.3 °C
  • Average September

    11.6 °C
  • Highest 12 September, 2026

    21.8 °C

Climate (2021–2026)

Mount Gambier Airport (36km)

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  • Average Low 2021–2026

    8.9 °C
  • Average 2021–2026

    13.7 °C
  • Average High 2021–2026

    20.1 °C
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