Coleraine Weather Forecast

    • 6
    • 13

    Partly cloudy

    • 6
    • 13

    Cloudy

    • 4
    • 16

    Partly cloudy

    • 4
    • 20

    Sunny

    • 10
    • 24

    Sunny

    • 12
    • 21

    Shower or two

    • 10
    • 16

    Cloudy

Today 15 Sep South West

Partly cloudy. High chance of showers near the Otways, medium chance elsewhere. Possible small hail near the Otways during the morning and afternoon. Winds west to southwesterly 15 to 25 km/h tending south to southwesterly 25 to 35 km/h in the late morning and afternoon. Daytime maximum temperatures around 13.

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Coleraine Temperature Statistics View More

September Temperature

Casterton (31km)

  • Lowest 8 September, 2026

    -1 °C

  • Average September

    11.3 °C

  • Highest 12 September, 2026

    21.1 °C

Climate (2021–2026)

Casterton (31km)

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  • Average Low 2021–2026

    8.5 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    19.8 °C
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