Clarence River - Ulmarra Weather Forecast

    • 20
    • 32

    Partly cloudy

    • 20
    • 28

    Partly cloudy

    • 19
    • 25

    Shower or two

    • 18
    • 31

    Partly cloudy

    • 20
    • 32

    Possible shower or storm

    • 20
    • 33

    Possible shower developing

    • 21
    • 26

    Possible shower

Today 10 Dec Northern Rivers

Mostly sunny morning. The chance of fog inland in the early morning. The chance of a thunderstorm in the afternoon. Light winds becoming east to northeasterly 15 to 25 km/h in the early afternoon then becoming light in the late evening. Overnight temperatures falling to around 19 with daytime temperatures reaching around 30.

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Clarence River - Ulmarra Temperature Statistics View More

December Temperature

Grafton (Agricultural Research and Advisory Station) (6km)

  • Lowest 3 December, 2025

    13.3 °C

  • Average December

    22.3 °C

  • Highest 6 December, 2025

    35.9 °C

Climate (2020–Present)

Grafton (Agricultural Research and Advisory Station) (6km)

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  • Average Low 2020–2025

    14.2 °C

  • Average 2020–2025

    19.2 °C

  • Average High 2020–2025

    25.8 °C
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