Gnarabup Weather Forecast

    • 11
    • 18

    Rain. Possible storm

    • 7
    • 15

    Showers easing

    • 10
    • 16

    Showers

    • 11
    • 16

    Showers

    • 7
    • 14

    Shower or two

    • 8
    • 15

    Shower or two

    • 8
    • 15

    Shower or two

Today 20 Jul South West

Cloudy. Very high chance of rain. The chance of a thunderstorm, possibly severe. Possible small hail in the southwest in the late afternoon and evening. Damaging winds possible near the Southwest Capes. Winds northwesterly 25 to 40 km/h shifting south to southwesterly in the late afternoon then decreasing to 20 to 30 km/h in the evening. Daytime maximum temperatures between 14 and 17.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
West to northwesterly 25 to 30 knots, reaching up to 35 knots offshore east of Cape Leeuwin in the late morning and early afternoon. Winds shifting southerly in the early afternoon.
Seas
3 metres.
1st Swell
Westerly 4 to 5 metres, tending southwesterly 4 metres during the afternoon.
Weather
Cloudy. Near 100% chance of rain. The chance of a thunderstorm, possibly severe. Possible small hail in the late afternoon and evening.
Caution
Large and powerful surf conditions from the late morning are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing.
Weather Situation
A ridge extending over southern parts of the State is moving east. A strong cold front will cross the South West Land Division during this afternoon and evening and will continue east across southern WA on Monday. A new ridge will follow in the wake of the front across the central WA coast, maintaining a westerly flow across the southwest coast. Another cold front will move through southwest WA on Wednesday.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gnarabup Temperature Statistics View More

July Temperature

Cape Leeuwin (44km)

  • Lowest 13 July, 2025

    9.2 °C
  • Average July

    15.4 °C
  • Highest 3 July, 2025

    19.8 °C

Climate (2020–Present)

Cape Leeuwin (44km)

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  • Average Low 2020–2025

    14.9 °C
  • Average 2020–2025

    17.5 °C
  • Average High 2020–2025

    20.8 °C
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