Harriet River Entrance Weather Forecast

    • 7
    • 17

    Cloud clearing

    • 8
    • 21

    Sunny

    • 13
    • 23

    Sunny

    • 14
    • 19

    Partly cloudy

    • 11
    • 15

    Cloudy

    • 7
    • 17

    Mostly sunny

    • 10
    • 21

    Partly cloudy

Today 17 Sep Kangaroo Island

Cloud clearing. Light winds. Daytime maximum temperatures around 16.

South Central Coastal Waters

Wind
North to northeasterly about 10 knots increasing to 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system south of the state will maintain a ridge across SA for the next few days as it drifts eastwards, to be located over NSW from Friday. A cold front is then likely to approach from the west late Saturday and move across SA on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harriet River Entrance Temperature Statistics View More

September Temperature

Kingscote Airport (43km)

  • Lowest 8 September, 2026

    1.9 °C

  • Average September

    12.4 °C

  • Highest 1 September, 2026

    21.3 °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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