Cannonball Bay Weather Forecast

    • 4
    • 20

    Shower

    • 13
    • 18

    Shower

    • 11
    • 18

    Shower

    • 8
    • 16

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 8
    • 17

    Shower

Today 29 Sep Western

Partly cloudy. Medium chance of showers, most likely at night. Winds north to northeasterly 30 to 45 km/h. Daytime maximum temperatures between 16 and 21.

Central West Coastal Waters

Low Rocky Point to Sandy Cape
Wind
Northerly 20 to 30 knots, reaching up to 35 knots offshore in the evening.
Seas
1 to 2 metres, increasing to 2 to 4 metres during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A high pressure system centred to the northeast of Tasmania extends a ridge over the state and is forecast to continue moving further east in coming days. Northerly flow is expected to build over Tasmania today ahead of an approaching trough, forecast to cross Wednesday morning. A broad trough is forecast to cross the state during Thursday as a cold front approaches from the west, crossing Friday evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cannonball Bay Temperature Statistics View More

September Temperature

Strahan Airport (43km)

  • Lowest 12 September, 2026

    1.7 °C

  • Average September

    10.7 °C

  • Highest 20 September, 2026

    25.1 °C

Climate (2021–2026)

Strahan Airport (43km)

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  • Average Low 2021–2026

    8.4 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    17.1 °C
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