Fremantle Inner Harbour Weather Forecast

    • 14
    • 19

    Showers. Very windy

    • 11
    • 17

    Shower or two. Wind easing

    • 9
    • 18

    Shower or two

    • 12
    • 19

    Showers. Becoming windy

    • 11
    • 17

    Shower or two

    • 11
    • 19

    Cloudy

    • 10
    • 20

    Partly cloudy

Today 14 Sep Perth

Cloudy. Very high chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm in the southwest in the morning and afternoon. Damaging winds possible. Winds northwesterly 35 to 50 km/h tending westerly 35 to 55 km/h in the middle of the day then decreasing to 30 to 45 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 25 to 30 knots, reaching up to 35 knots in the late morning and afternoon. Winds tending southwesterly in the late evening.
Seas
3 metres.
1st Swell
Westerly 2 to 3 metres, increasing to 2.5 to 4 metres around midday.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Caution
Large and powerful surf conditions from midday are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing.
Weather Situation
A strong cold front moving over the local waters on Sunday will bring strong and gusty westerly winds. A ridge then builds about the central west coast from Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Fremantle Inner Harbour Temperature Statistics View More

September Temperature

Swanbourne (10km)

  • Lowest 8 September, 2025

    6.2 °C

  • Average September

    14.1 °C

  • Highest 12 September, 2025

    26 °C

Climate (2020–Present)

Swanbourne (10km)

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  • Average Low 2020–2025

    14.5 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    24.3 °C
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