Calca Weather Forecast

    • 10
    • 18

    Shower

    • 10
    • 16

    Cloudy

    • 11
    • 18

    Shower

    • 11
    • 18

    Cloudy

    • 7
    • 18

    Partly cloudy

    • 6
    • 20

    Sunny

    • 6
    • 22

    Partly cloudy

Today 19 Sep West Coast

Mostly sunny. The chance of morning fog. Medium chance of showers south of Streaky Bay, slight chance elsewhere. Light winds becoming westerly 25 to 40 km/h in the morning then tending southwesterly in the middle of the day. Overnight temperatures falling to around 8 with daytime temperatures reaching between 19 and 23.

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Calca Temperature Statistics View More

September Temperature

Streaky Bay (29km)

  • Lowest 1 September, 2025

    5.9 °C

  • Average September

    14.8 °C

  • Highest 14 September, 2025

    26.8 °C

Climate (2020–Present)

Streaky Bay (29km)

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  • Average Low 2020–2025

    12.1 °C

  • Average 2020–2025

    16.4 °C

  • Average High 2020–2025

    23.5 °C
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