Lonsdale Weather Forecast

    • 17
    • 22

    Partly cloudy

    • 10
    • 16

    Cloudy

    • 8
    • 19

    Sunny

    • 11
    • 23

    Mostly sunny

    • 16
    • 26

    Partly cloudy

    • 17
    • 26

    Partly cloudy

    • 14
    • 24

    Partly cloudy

Today 20 Sep Adelaide

Mostly sunny day. Medium chance of showers in the evening. Winds west to northwesterly 25 to 35 km/h tending west to southwesterly in the afternoon.

Adelaide Metropolitan Waters

Wind
Northwesterly 15 to 20 knots turning west to southwesterly in the early afternoon.
Seas
1.5 metres, decreasing to 1 metre around midday, then increasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A cold front will cross the west of the state this morning and will track across the east of the state during the day. Another high pressure system will move eastwards across waters to the south during Monday then over Victoria and the Tasman Sea on Tuesday. This high will extend a ridge westwards over SA ahead of a low pressure trough that is expected to move over the far west of SA during Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lonsdale Temperature Statistics View More

September Temperature

Noarlunga (7km)

  • Lowest 17 September, 2026

    5.4 °C

  • Average September

    14.1 °C

  • Highest 12 September, 2026

    23.8 °C

Climate (2021–2026)

Noarlunga (7km)

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  • Average Low 2021–2026

    12.8 °C

  • Average 2021–2026

    16.8 °C

  • Average High 2021–2026

    21.9 °C
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