Entrance Island Weather Forecast

    • 6
    • 27

    Partly cloudy

    • 8
    • 22

    Partly cloudy

    • 8
    • 18

    Cloudy

    • 8
    • 20

    Cloudy

    • 9
    • 17

    Shower

    • 8
    • 17

    Partly cloudy

    • 7
    • 19

    Sunny

Today 18 Sep Eastern Eyre Peninsula

Mostly sunny. Winds northerly 15 to 25 km/h increasing to 25 to 40 km/h in the morning then shifting west to southwesterly 15 to 20 km/h in the late afternoon. Daytime maximum temperatures in the high 20s.

Spencer Gulf Coastal Waters

Wind
Northwest to northeasterly 10 to 15 knots tending west to southwesterly in the evening.
Seas
Around 1 metre.
1st Swell
South to southwesterly around 1 metre south of Cowell to Wallaroo.
Weather
Clear.
Weather Situation
A high pressure system lies over the Tasman Sea with a ridge extending into the east of the state. A weak trough over South Australian waters will continue moving through eastern waters tonight. A cold front will pass over the south during Friday afternoon with a southwesterly flow persisting through the weekend as a ridge of high pressure extends over northern parts of the state.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Entrance Island Temperature Statistics View More

September Temperature

Cleve Aerodrome (43km)

  • Lowest 12 September, 2025

    4.2 °C

  • Average September

    13.5 °C

  • Highest 6 September, 2025

    30.4 °C

Climate (2020–Present)

Cleve Aerodrome (43km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    16.1 °C

  • Average High 2020–2025

    22.3 °C
Get WillyWeather+ to remove ads