Fremantle Inner Harbour Entrance Weather Forecast

    • 12
    • 22

    Mostly sunny

    • 13
    • 25

    Sunny

    • 16
    • 28

    Mostly sunny

    • 19
    • 24

    Mostly sunny

    • 15
    • 22

    Showers

    • 11
    • 19

    Possible shower

    • 12
    • 20

    Partly cloudy

Today 14 Sep Perth

Partly cloudy. Winds easterly 15 to 20 km/h becoming light in the middle of the day then becoming southeasterly 25 to 35 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
East to southeasterly about 10 knots tending southerly 15 to 20 knots in the early afternoon then tending southeasterly in the evening.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A westerly flow initially before turning easterly during today as a high develops in the Bight. A trough arrives on the west coast on Tuesday. The trough will move back inland later Thursday ahead of another cold front.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Fremantle Inner Harbour Entrance Temperature Statistics View More

September Temperature

Swanbourne (11km)

  • Lowest 1 September, 2026

    9.6 °C

  • Average September

    16 °C

  • Highest 11 September, 2026

    26.1 °C

Climate (2021–2026)

Swanbourne (11km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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