Trevally Point Weather Forecast

    • 19
    • 20

    Partly cloudy

    • 19
    • 22

    Shower

    • 20
    • 21

    Shower

    • 18
    • 19

    Cloudy

    • 18
    • 19

    Windy

    • 19
    • 20

    Windy

    • 19
    • 20

    Windy

Today 20 Feb Lower Eyre Peninsula

Mostly sunny. The chance of fog early this morning. Light winds becoming south to southwesterly 25 to 35 km/h in the middle of the day then tending south to southeasterly 20 to 30 km/h in the evening. Daytime maximum temperatures 28 to 34.

Central Coastal Waters

Wind
Variable about 10 knots becoming southerly 15 to 20 knots in the early afternoon then tending southeasterly 10 to 15 knots in the late evening.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure across the south of SA will weaken during Saturday as the high pressure centre moves into the Tasman Sea. A broad trough of low pressure lies over the north and will move south today and Saturday. The trough will move eastwards during Sunday as a cold front moves across the south. A broad area of low pressure will persist across the north early next week as a new high pressure ridge becomes established over waters to the south.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trevally Point Temperature Statistics View More

February Temperature

Port Lincoln Airport (51km)

  • Lowest 4 February, 2026

    10.6 °C
  • Average February

    20.1 °C
  • Highest 16 February, 2026

    34.5 °C

Climate (2021–Present)

Port Lincoln Airport (51km)

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  • Average Low 2021–2026

    11.4 °C
  • Average 2021–2026

    15.8 °C
  • Average High 2021–2026

    21.3 °C
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