Cape Thomas Weather Forecast

    • 15
    • 20

    Cloudy

    • 12
    • 19

    Cloud clearing

    • 13
    • 27

    Mostly sunny

    • 16
    • 23

    Shower or two

    • 13
    • 18

    Showers

    • 11
    • 16

    Showers

    • 10
    • 15

    Shower or two

Today 20 Oct Lower South East

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds northwesterly 20 to 25 km/h shifting south to southwesterly 15 to 20 km/h in the afternoon. Daytime maximum temperatures in the low to mid 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southwesterly 10 to 15 knots turning southerly in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A trough of low pressure over southeastern South Australia lingers in the east, before weakening from Thursday. A slow moving high pressure system in the Tasman Sea re-establishes a ridge across southern parts from Wednesday. Another series of troughs move into western parts on Thursday and broadly across SA on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Thomas Temperature Statistics View More

October Temperature

Robe (10 km)

  • Lowest 7 October, 2026

    5.6 °C

  • Average October

    16.3 °C

  • Highest 17 October, 2026

    25.4 °C

Climate (2021–2026)

Robe (10 km)

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  • Average Low 2021–2026

    11.3 °C

  • Average 2021–2026

    16 °C

  • Average High 2021–2026

    18.5 °C
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