Koonawarra Weather Forecast

    • 10
    • 24

    Mostly sunny

    • 14
    • 27

    Possible shower

    • 15
    • 23

    Shower or two

    • 13
    • 20

    Showers

    • 9
    • 18

    Shower or two

    • 9
    • 19

    Sunny

    • 9
    • 21

    Sunny

Today 7 Sep Wollongong

Mostly sunny day. Slight chance of a shower this evening. Winds north to northwesterly 15 to 20 km/h tending north to northeasterly 20 to 30 km/h in the morning then tending north to northwesterly 15 to 25 km/h in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Koonawarra Temperature Statistics View More

September Temperature

Illawarra Regional Airport (6km)

  • Lowest 1 September, 2025

    5 °C

  • Average September

    13.6 °C

  • Highest 4 September, 2025

    24.3 °C

Climate (2020–Present)

Illawarra Regional Airport (6km)

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  • Average Low 2020–2025

    12.4 °C

  • Average 2020–2025

    17.1 °C

  • Average High 2020–2025

    22.6 °C
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