Cape Willoughby Weather Forecast

    • 12
    • 16

    Cloudy

    • 10
    • 15

    Shower

    • 9
    • 13

    Shower

    • 9
    • 14

    Shower

    • 10
    • 15

    Shower

    • 10
    • 15

    Shower

    • 10
    • 15

    Shower

Today 21 Jul Kangaroo Island

Cloudy. High chance of showers in the west, medium chance elsewhere. Winds north to northwesterly 15 to 20 km/h tending west to northwesterly during the afternoon and evening. Daytime maximum temperatures around 16.

South Central Coastal Waters

Wind
North to northwesterly 10 to 15 knots tending west to northwesterly during the afternoon and evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy. 80% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Weather Situation
A high pressure system over the Tasman Sea extends a ridge over South Australia, with the ridge expected to weaken during Tuesday. A trough will develop in the west on Tuesday, ahead of a weak cold front that is expected to extend over southern parts during Wednesday. Another ridge will extend over the west of the state later Wednesday, with a high centre expected to build over the Bight Thursday and Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Willoughby Temperature Statistics View More

July Temperature

Cape Willoughby (0km)

  • Lowest 12 July, 2026

    8.2 °C

  • Average July

    12.4 °C

  • Highest 12 July, 2026

    16.7 °C

Climate (2021–2026)

Cape Willoughby (0km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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