Mourilyan Harbour Weather Forecast

    • 16
    • 27

    Morning fog then mostly sunny

    • 16
    • 26

    Possible shower

    • 17
    • 25

    Morning shower or two

    • 14
    • 24

    Shower or two

    • 16
    • 23

    Showers

    • 15
    • 24

    Showers

    • 15
    • 24

    Showers

Today 12 Aug North Tropical Coast and Tablelands

Areas of morning fog. Mostly sunny afternoon. Light winds becoming northeast to southeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures 26 to 31.

Cairns Coastal Waters

Cape Tribulation to Cardwell
Wind
Variable about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Easterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A weak ridge over the North Queensland Waters will strengthen from Thursday and persist for several days, as a strong high moves east across southern Australia. A trough will move off the east coast south of the Cairns waters later Wednesday, followed by a moderate to fresh south to southeasterly wind surge.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mourilyan Harbour Temperature Statistics View More

August Temperature

South Johnstone (12km)

  • Lowest 7 August, 2026

    14.7 °C

  • Average August

    19.6 °C

  • Highest 10 August, 2026

    26.7 °C

Climate (2021–2026)

South Johnstone (12km)

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  • Average Low 2021–2026

    20.6 °C

  • Average 2021–2026

    23.9 °C

  • Average High 2021–2026

    28.7 °C
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