Mewstone Weather Forecast

    • 10
    • 12

    Windy

    • 11
    • 11

    Windy

    • 10
    • 11

    Windy

    • 10
    • 12

    Shower

    • 12
    • 13

    Cloudy

    • 13
    • 15

    Partly cloudy

    • 14
    • 16

    Partly cloudy

Today 23 Dec Western

Cloudy. Very high chance of showers, with possible small hail in the afternoon. Winds westerly 25 to 40 km/h turning northwesterly 35 to 50 km/h in the evening. Daytime maximum temperatures between 10 and 15.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
West to northwesterly 25 to 30 knots, reaching up to 35 knots in the evening.
Seas
2.5 to 3 metres.
1st Swell
Westerly 3 metres, increasing to 3 to 5 metres around midday.
Weather
Cloudy. 90% chance of showers, with possible small hail in the afternoon and early evening.
Weather Situation
A cold front crossed the state early this morning, with another front crossing tomorrow. A high pressure system then slowly moves over the state from Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mewstone Temperature Statistics View More

December Temperature

Maatsuyker Island (12km)

  • Lowest 15 December, 2025

    5.8 °C

  • Average December

    11.6 °C

  • Highest 17 December, 2025

    18.7 °C

Climate (2020–Present)

Maatsuyker Island (12km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    11.6 °C

  • Average High 2020–2025

    14.2 °C
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