Seal Rock Weather Forecast

    • 17
    • 18

    Partly cloudy

    • 16
    • 18

    Cloudy

    • 16
    • 19

    Shower

    • 16
    • 16

    Shower

    • 16
    • 16

    Shower

    • 16
    • 17

    Shower

    • 16
    • 17

    Shower

Today 21 May Lower Eyre Peninsula

Mostly sunny. Winds north to northeasterly 15 to 20 km/h tending north to northwesterly in the middle of the day then turning east to northeasterly in the late morning and early afternoon. Daytime maximum temperatures in the low 20s.

Spencer Gulf Coastal Waters

Wind
North to northeasterly about 10 knots tending east to northeasterly 10 to 15 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Mostly sunny.
Weather Situation
A high pressure system over SA will remain dominant as it slowly moves east and into the Tasman Sea on Friday. A cold front move across across South Australia over the weekend, followed by another high pressure system.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Rock Temperature Statistics View More

May Temperature

Port Lincoln Airport (45km)

  • Lowest 18 May, 2026

    8.6 °C

  • Average May

    15.4 °C

  • Highest 1 May, 2026

    30.6 °C

Climate (2021–Present)

Port Lincoln Airport (45km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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