Casterton Weather Forecast

    • 3
    • 15

    Shower or two clearing

    • 4
    • 16

    Shower or two

    • 7
    • 20

    Cloudy

    • 7
    • 24

    Partly cloudy

    • 14
    • 22

    Showers

    • 10
    • 20

    Shower or two

    • 9
    • 21

    Shower or two

Today 27 Oct South West

Cloudy. The chance of fog in the north in the early morning. Medium chance of showers, most likely in the morning and afternoon. Light winds becoming west to northwesterly 15 to 20 km/h in the morning then tending west to southwesterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 3 and 7 with daytime temperatures reaching around 15.

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Casterton Temperature Statistics View More

October Temperature

Casterton (5 km)

  • Lowest 7 October, 2026

    1.1 °C

  • Average October

    14.5 °C

  • Highest 22 October, 2026

    29.8 °C

Climate (2021–2026)

Casterton (5 km)

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  • Average Low 2021–2026

    8.5 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    19.9 °C
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