Harriet River Entrance Weather Forecast

    • 12
    • 20

    Cloudy

    • 11
    • 19

    Cloudy

    • 11
    • 21

    Cloud clearing

    • 12
    • 28

    Sunny

    • 13
    • 32

    Sunny

    • 16
    • 32

    Mostly sunny

    • 15
    • 25

    Cloudy

Today 24 Dec Kangaroo Island

Cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Winds south to southwesterly 20 to 25 km/h increasing to 30 km/h before tending south to southeasterly 15 to 25 km/h during the afternoon and evening. Daytime maximum temperatures around 20.

South Central Coastal Waters

Wind
South to southwesterly 10 to 15 knots tending south to southeasterly 15 to 20 knots in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure persists across South Australia this week as the high centre moves to the south of the Bight on Thursday, continuing eastwards on Friday, to be in the Tasman Sea on Saturday. A trough embedded in the southwesterly flow around the ridge clips the southeast this morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harriet River Entrance Temperature Statistics View More

December Temperature

Kingscote Airport (43km)

  • Lowest 7 December, 2025

    3.8 °C

  • Average December

    17.7 °C

  • Highest 18 December, 2025

    41 °C

Climate (2020–Present)

Kingscote Airport (43km)

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  • Average Low 2020–2025

    9.2 °C

  • Average 2020–2025

    14.7 °C

  • Average High 2020–2025

    21.1 °C
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