Blanche Harbor Weather Forecast

    • 8
    • 16

    Cloudy

    • 8
    • 17

    Cloudy

    • 9
    • 21

    Mostly sunny

    • 9
    • 21

    Mostly sunny

    • 9
    • 24

    Mostly sunny

    • 14
    • 24

    Shower or two

    • 14
    • 25

    Partly cloudy

Today 31 Aug Flinders

Cloudy. Slight chance of a shower near the coast, near zero chance elsewhere. Light winds becoming southeast to southwesterly 15 to 20 km/h in the early afternoon. Overnight temperatures falling to between 2 and 6 with daytime temperatures reaching between 12 and 16.

Spencer Gulf Coastal Waters

Wind
Variable about 10 knots becoming northwest to southwesterly 10 to 15 knots in the morning.
Seas
Below 1 metre.
1st Swell
South to southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blanche Harbor Temperature Statistics View More

August Temperature

Port Augusta Airport (20km)

  • Lowest 27 August, 2025

    -2.2 °C

  • Average August

    13.1 °C

  • Highest 25 August, 2025

    26.8 °C

Climate (2020–Present)

Port Augusta Airport (20km)

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  • Average Low 2020–2025

    12.3 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    26.2 °C
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