Gunnedah Weather Forecast

    • 5
    • 26

    Sunny

    • 6
    • 29

    Sunny

    • 8
    • 30

    Sunny

    • 9
    • 32

    Sunny

    • 12
    • 28

    Sunny

    • 12
    • 27

    Mostly sunny

    • 11
    • 28

    Partly cloudy

Today 18 Sep North West Slopes and Plains

Sunny. Areas of frost on the southern slopes early this morning. Light winds becoming northwest to southwesterly 15 to 20 km/h in the morning then becoming light in the evening. Daytime maximum temperatures in the low to high 20s.

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Gunnedah Temperature Statistics View More

September Temperature

Gunnedah Airport (3km)

  • Lowest 17 September, 2026

    -0.2 °C

  • Average September

    14.8 °C

  • Highest 15 September, 2026

    28.7 °C

Climate (2021–2026)

Gunnedah Airport (3km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    17.9 °C

  • Average High 2021–2026

    26.3 °C
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