Cape Douglas Offshore Weather Forecast

    • 18
    • 19

    Shower

    • 15
    • 19

    Partly cloudy

    • 18
    • 21

    Partly cloudy

    • 17
    • 20

    Shower

    • 15
    • 16

    Shower

    • 15
    • 16

    Partly cloudy

    • 14
    • 17

    Partly cloudy

Today 22 Apr Lower South East

Partly cloudy. Slight chance of a shower in the south, most likely in the late morning and afternoon. Near zero chance of rain elsewhere. Winds northerly 15 to 25 km/h shifting south to southeasterly 15 to 20 km/h in the early afternoon. Daytime maximum temperatures in the low to high 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
North to northwesterly 15 to 20 knots shifting south to southeasterly 10 to 15 knots in the afternoon.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southwesterly 2 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front is expected to weaken and slide across southern coasts during today. A second cold front may pass over the south again on Saturday with a high pressure system to follow over waters south of the Bight on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Offshore Temperature Statistics View More

April Temperature

Mount Gambier Airport (43km)

  • Lowest 18 April, 2026

    3 °C
  • Average April

    13.8 °C
  • Highest 5 April, 2026

    25.3 °C

Climate (2021–Present)

Mount Gambier Airport (43km)

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  • Average Low 2021–2026

    8.8 °C
  • Average 2021–2026

    13.7 °C
  • Average High 2021–2026

    20 °C
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