Harriet River Entrance Weather Forecast

    • 9
    • 16

    Partly cloudy

    • 9
    • 16

    Possible shower

    • 9
    • 17

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 9
    • 17

    Shower or two

    • 10
    • 15

    Shower or two

    • 6
    • 16

    Partly cloudy

Today 20 Aug Kangaroo Island

Partly cloudy. Slight chance of a shower. Winds westerly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.

South Central Coastal Waters

Wind
Westerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre later in the evening.
1st Swell
West to southwesterly 2 to 3 metres, increasing to 3 to 4 metres west of Kangaroo Island.
Weather
Cloudy.
Weather Situation
A trough moves over the southeast Thursday evening. A high pressure system moves into the west on Friday and continues moving slowly eastwards to be situated in the Tasman Sea on Sunday. A low pressure system and associated trough move into the far west on Sunday and then moves across the state on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harriet River Entrance Temperature Statistics View More

August Temperature

Kingscote Airport (43km)

  • Lowest 1 August, 2026

    -0.1 °C

  • Average August

    11.6 °C

  • Highest 18 August, 2026

    18.2 °C

Climate (2021–2026)

Kingscote Airport (43km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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