Carnarvon Harbour Weather Forecast

    • 14
    • 29

    Mostly sunny

    • 13
    • 28

    Sunny

    • 14
    • 27

    Sunny

    • 15
    • 24

    Showers

    • 12
    • 23

    Mostly sunny

    • 10
    • 24

    Sunny

    • 12
    • 23

    Partly cloudy

Today 17 Aug Carnarvon

Mostly sunny. Light winds becoming westerly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon.

Gascoyne Coastal Waters

Cape Cuvier to Kalbarri
Wind
Northeast to southeasterly 10 to 15 knots tending northeasterly in the morning then becoming variable about 10 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Partly cloudy.
Weather Situation
A firm ridge over southern WA will start to move east as a weak trough develops near the west coast on Sunday. A patchy cloud band will extend across the southwest during Sunday and Monday. A significant cold front will move over southwestern parts of the state on Tuesday, and across remaining southern WA on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Carnarvon Harbour Temperature Statistics View More

August Temperature

Carnarvon Airport (2km)

  • Lowest 7 August, 2025

    5.8 °C

  • Average August

    17.8 °C

  • Highest 12 August, 2025

    30.4 °C

Climate (2020–Present)

Carnarvon Airport (2km)

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  • Average Low 2020–2025

    17.5 °C

  • Average 2020–2025

    22.4 °C

  • Average High 2020–2025

    28.6 °C
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