Casterton Weather Forecast

    • 6
    • 11

    Showers

    • 4
    • 13

    Cloudy

    • 4
    • 14

    Cloudy

    • 4
    • 15

    Partly cloudy

    • 5
    • 14

    Shower or two

    • 4
    • 14

    Partly cloudy

    • 2
    • 14

    Cloudy

Today 25 Jun South West

Cloudy. Very high chance of showers, becoming less likely this afternoon. Snow falling above 900 metres. The chance of a thunderstorm this morning. Possible small hail. Winds west to northwesterly 20 to 25 km/h turning southwesterly 25 to 40 km/h during the morning then decreasing to 15 to 20 km/h in the late evening. Daytime maximum temperatures between 8 and 11.

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Casterton Temperature Statistics View More

June Temperature

Casterton (5km)

  • Lowest 4 June, 2025

    -0.1 °C

  • Average June

    9.1 °C

  • Highest 2 June, 2025

    18.6 °C

Climate (2020–Present)

Casterton (5km)

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  • Average Low 2020–2025

    8.3 °C

  • Average 2020–2025

    13.5 °C

  • Average High 2020–2025

    19.7 °C
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