Coleraine Weather Forecast

    • 18
    • 26

    Shower or two. Possible storm

    • 12
    • 23

    Cloudy

    • 14
    • 30

    Mostly sunny

    • 18
    • 28

    Shower or two

    • 13
    • 21

    Showers

    • 8
    • 15

    Showers

    • 5
    • 14

    Shower or two

Today 20 Oct South West

Partly cloudy. Medium chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding. Winds north to northwesterly 25 to 35 km/h becoming light in the evening. Daytime maximum temperatures in the mid to high 20s.

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Coleraine Temperature Statistics View More

October Temperature

Casterton (31 km)

  • Lowest 7 October, 2026

    1.1 °C

  • Average October

    13.5 °C

  • Highest 18 October, 2026

    25.1 °C

Climate (2021–2026)

Casterton (31 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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