Merino Weather Forecast

    • 16
    • 30

    Sunny

    • 13
    • 24

    Partly cloudy

    • 11
    • 21

    Partly cloudy

    • 8
    • 29

    Sunny

    • 17
    • 38

    Mostly sunny

    • 15
    • 29

    Mostly sunny

    • 12
    • 35

    Mostly sunny

Today 20 Jan South West

Mostly sunny. Slight chance of a shower in the north, most likely in the early morning. Near zero chance of rain elsewhere. The chance of a thunderstorm in the morning and afternoon. Winds easterly 15 to 20 km/h turning southeasterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 14 and 17 with daytime temperatures reaching 26 to 31.

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Merino Temperature Statistics View More

January Temperature

Casterton (24km)

  • Lowest 1 January, 2026

    5.7 °C

  • Average January

    18.9 °C

  • Highest 7 January, 2026

    41.6 °C

Climate (2021–Present)

Casterton (24km)

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  • Average Low 2021–2026

    8.4 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    19.7 °C
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