Swainson Island Weather Forecast

    • 11
    • 17

    Shower or two

    • 9
    • 17

    Partly cloudy

    • 10
    • 18

    Shower or two

    • 11
    • 17

    Showers

    • 10
    • 17

    Shower or two

    • 10
    • 18

    Shower or two

    • 12
    • 18

    Shower or two

Today 22 May Western

Cloudy. Slight chance of a shower, most likely in the early morning. The chance of morning fog. Winds northwest to northeasterly 15 to 20 km/h becoming light in the early afternoon then becoming east to northeasterly 15 to 20 km/h in the late evening. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching between 13 and 17.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Northwesterly 15 to 25 knots, reaching up to 30 knots offshore early in the morning. Winds becoming variable about 10 knots in the evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre by early evening.
1st Swell
Westerly 2.5 to 3 metres, tending southwesterly 3 to 4 metres during the afternoon.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swainson Island Temperature Statistics View More

May Temperature

Maatsuyker Island (43km)

  • Lowest 7 May, 2026

    4.6 °C

  • Average May

    13.2 °C

  • Highest 2 May, 2026

    24 °C

Climate (2021–Present)

Maatsuyker Island (43km)

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  • Average Low 2021–2026

    9.5 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.3 °C
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