Twin Rocks Weather Forecast

    • 15
    • 30

    Cloudy

    • 16
    • 21

    Cloudy

    • 12
    • 25

    Mostly sunny

    • 12
    • 34

    Sunny

    • 17
    • 31

    Becoming cloudy

    • 17
    • 31

    Becoming windy. Mostly sunny

    • 19
    • 33

    Partly cloudy

Today 5 Dec West Coast

Partly cloudy. Slight chance of a shower. Winds northeast to southeasterly 20 to 30 km/h tending northwest to southwesterly 15 to 20 km/h in the middle of the day then tending south to southeasterly 20 to 30 km/h in the early afternoon. Daytime maximum temperatures 30 to 37.

Far West Coastal Waters

WA-SA Border to Fowlers Bay
Wind
Northeast to southeasterly 15 to 20 knots tending southeasterly in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A low pressure trough will linger over the northeast and far north today as a ridge of high pressure builds over the south. The trough will clear to the northeast of SA late Saturday. A weak cold front will move across the southern coastal districts on Saturday as the high centre becomes established over the western Bight. The high will move slowly eastwards on Sunday and early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Twin Rocks Temperature Statistics View More

December Temperature

Nullarbor (22km)

  • Lowest 2 December, 2025

    8.6 °C

  • Average December

    21.7 °C

  • Highest 3 December, 2025

    40 °C

Climate (2020–Present)

Nullarbor (22km)

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  • Average Low 2020–2025

    11.1 °C

  • Average 2020–2025

    16.8 °C

  • Average High 2020–2025

    23.9 °C
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