Cat Bay Weather Forecast

    • 12
    • 19

    Possible shower

    • 12
    • 23

    Showers increasing

    • 11
    • 17

    Showers easing

    • 11
    • 16

    Cloudy

    • 5
    • 18

    Partly cloudy

    • 10
    • 19

    Partly cloudy

    • 11
    • 20

    Mostly sunny

Today 15 Apr Central

Partly cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Winds westerly 15 to 20 km/h becoming light in the evening.

Western Port Local Waters

Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system over NSW will move northeastwards early Thursday allowing a weak cold front to pass over southern Victoria. A new high pressure system will build from the west on Friday directing a cooler southerly flow across the state. This high pressure system will gradually move across the state on the weekend ahead of a weakening cold front later on Sunday.
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Cat Bay Temperature Statistics View More

April Temperature

Rhyll (14km)

  • Lowest 12 April, 2026

    9.9 °C

  • Average April

    16 °C

  • Highest 1 April, 2026

    27.5 °C

Climate (2021–Present)

Rhyll (14km)

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  • Average Low 2021–2026

    12.1 °C

  • Average 2021–2026

    15.1 °C

  • Average High 2021–2026

    19.3 °C
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