Second Rock Weather Forecast

    • 13
    • 16

    Possible morning storm. Showers

    • 11
    • 18

    Showers

    • 10
    • 16

    Partly cloudy

    • 9
    • 17

    Partly cloudy

    • 9
    • 17

    Mostly sunny

    • 10
    • 19

    Mostly sunny

    • 13
    • 18

    Showers

Today 30 Jun Perth

Cloudy. Very high chance of showers, becoming less likely this afternoon. The chance of a thunderstorm this morning. Winds westerly 25 to 35 km/h turning south to southwesterly during the morning then becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 25 to 30 knots turning southerly 20 to 30 knots in the middle of the day then tending south to southwesterly 15 to 20 knots in the evening.
Seas
2 to 3 metres.
1st Swell
West to southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres during the morning, then tending southwesterly 3 to 4 metres around midday.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm this morning.
Caution
Large and powerful surf conditions are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing.
Weather Situation
Westerly winds will persist today in the wake of an overnight cold front. Fresh winds will then continue before easing on Thursday as a ridge develops to the south.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

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Second Rock Temperature Statistics View More

June Temperature

Garden Island (8km)

  • Lowest 18 June, 2026

    6.5 °C

  • Average June

    15 °C

  • Highest 24 June, 2026

    21.3 °C

Climate (2021–2026)

Garden Island (8km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    23.3 °C
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