Shannon Creek Dam Weather Forecast

    • 13
    • 23

    Partly cloudy

    • 11
    • 22

    Possible shower

    • 14
    • 22

    Possible shower

    • 16
    • 24

    Shower or two

    • 15
    • 23

    Shower or two

    • 14
    • 24

    Shower or two

    • 13
    • 22

    Shower or two

Today 20 May Northern Rivers

Mostly sunny. Slight chance of a shower. The chance of a thunderstorm along the coastal fringe late this afternoon and evening. Light winds becoming southwesterly 15 to 20 km/h in the morning then tending southerly in the middle of the day. Daytime maximum temperatures in the low to mid 20s.

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  • Temperature Forecast Bureau of Meteorology

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Shannon Creek Dam Temperature Statistics View More

May Temperature

Grafton Airport (23km)

  • Lowest 9 May, 2026

    3.9 °C

  • Average May

    17.9 °C

  • Highest 5 May, 2026

    29.6 °C

Climate (2021–Present)

Grafton Airport (23km)

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  • Average Low 2021–2026

    13.1 °C

  • Average 2021–2026

    18.7 °C

  • Average High 2021–2026

    26.1 °C
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