Cairns Harbour Weather Forecast

    • 19
    • 29

    Shower or two

    • 21
    • 29

    Showers

    • 21
    • 30

    Showers

    • 23
    • 30

    Shower or two

    • 22
    • 30

    Shower or two

    • 21
    • 31

    Partly cloudy

    • 21
    • 31

    Partly cloudy

Today 15 Sep Cairns

Cloudy. Medium chance of showers. Winds southeasterly 15 to 25 km/h.

Cairns Coastal Waters

Cape Tribulation to Cardwell
Wind
Southeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres outside the reef.
1st Swell
Southeasterly 1 to 2 metres outside the reef, decreasing to 1 to 1.5 metres later in the evening.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A ridge extends over the northern Queensland waters from a high [1027 hPa] in the Tasman Sea. The ridge will remain in place over coming days as the high slowly drifts east.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cairns Harbour Temperature Statistics View More

September Temperature

Cairns Airport (5km)

  • Lowest 12 September, 2025

    16.9 °C
  • Average September

    23.8 °C
  • Highest 5 September, 2025

    31.4 °C

Climate (2020–Present)

Cairns Airport (5km)

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  • Average Low 2020–2025

    21.8 °C
  • Average 2020–2025

    25.2 °C
  • Average High 2020–2025

    30 °C
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