Cape Heirisson Weather Forecast

    • 19
    • 24

    Sunny

    • 17
    • 22

    Partly cloudy

    • 17
    • 23

    Sunny

    • 17
    • 25

    Sunny

    • 18
    • 25

    Sunny

    • 19
    • 25

    Sunny

    • 20
    • 24

    Shower or two

Today 23 May Gascoyne

Mostly sunny. Medium chance of showers near the far southwest coast, most likely in the morning and afternoon. Near zero chance of rain elsewhere. The chance of fog in the southwest in the early morning. Light winds becoming southeast to southwesterly 15 to 25 km/h in the morning. Overnight temperatures falling to between 4 and 8 with daytime temperatures reaching 21 to 29.

Gascoyne Coastal Waters

Cape Cuvier to Kalbarri
Wind
South to southeasterly 15 to 20 knots, reaching up to 25 knots offshore south of Denham during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy. 50% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Heirisson Temperature Statistics View More

May Temperature

Shark Bay Airport (25km)

  • Lowest 22 May, 2025

    9.4 °C

  • Average May

    22.8 °C

  • Highest 8 May, 2025

    37 °C

Climate (2020–Present)

Shark Bay Airport (25km)

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  • Average Low 2020–2025

    16.9 °C

  • Average 2020–2025

    22.3 °C

  • Average High 2020–2025

    29.6 °C
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