Simounds Beach Weather Forecast

    • 9
    • 24

    Sunny

    • 11
    • 24

    Partly cloudy

    • 14
    • 23

    Shower

    • 13
    • 21

    Storm

    • 11
    • 20

    Shower

    • 9
    • 19

    Shower

    • 10
    • 20

    Shower

Today 13 May West Coast

Mostly sunny. The chance of morning fog. Slight chance of a shower south of Streaky Bay, near zero chance elsewhere. The chance of a thunderstorm east of Ceduna in the late morning and afternoon. Light winds becoming east to northeasterly 15 to 20 km/h in the morning then becoming light in the late afternoon. Daytime maximum temperatures in the low to mid 20s.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Streaky Bay.
Weather
Mostly sunny. The chance of a thunderstorm inshore in the late morning and afternoon.
Weather Situation
A strong high pressure system near Tasmania is slowly moving east, reaching the Tasman Sea later today. A trough of low pressure moves into the far west late on Friday and continues across SA over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Simounds Beach Temperature Statistics View More

May Temperature

Streaky Bay (30km)

  • Lowest 12 May, 2026

    4.3 °C

  • Average May

    14.5 °C

  • Highest 1 May, 2026

    28.8 °C

Climate (2021–Present)

Streaky Bay (30km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
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