Coleraine Weather Forecast

    • 10
    • 15

    Showers

    • 9
    • 16

    Showers

    • 9
    • 12

    Showers

    • 6
    • 13

    Showers easing

    • 6
    • 12

    Possible shower

    • 6
    • 13

    Cloudy

    • 4
    • 14

    Mostly sunny

Today 30 Jun South West

Cloudy. Very high chance of rain, most likely in the morning. Winds northerly 15 to 25 km/h becoming light in the early morning then becoming north to northwesterly 15 to 20 km/h in the middle of the day. Overnight temperatures falling to around 10 with daytime temperatures reaching around 15.

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Coleraine Temperature Statistics View More

June Temperature

Casterton (31km)

  • Lowest 15 June, 2026

    0.6 °C

  • Average June

    10.8 °C

  • Highest 12 June, 2026

    18.3 °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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