Cape Jervis Weather Forecast

    • 17
    • 24

    Windy

    • 17
    • 20

    Windy

    • 15
    • 20

    Windy

    • 15
    • 32

    Sunny

    • 23
    • 38

    Partly cloudy

    • 18
    • 24

    Partly cloudy

    • 17
    • 32

    Sunny

Today 20 Jan Mount Lofty Ranges

Mostly sunny. Winds southerly 25 to 35 km/h. Daytime maximum temperatures 24 to 31.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres later in the evening.
Weather
Mostly sunny.
Weather Situation
A high pressure system south of WA maintains a ridge over coastal waters. The high will start to move eastwards on Thursday to be in the Tasman Sea on Friday, whilst a trough of low pressure approaches from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Jervis Temperature Statistics View More

January Temperature

Parawa West (Second Valley Forest) (16km)

  • Lowest 1 January, 2026

    10.2 °C

  • Average January

    17.6 °C

  • Highest 7 January, 2026

    39.5 °C

Climate (2021–Present)

Parawa West (Second Valley Forest) (16km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    17.6 °C
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