Johnsons Bay Weather Forecast

    • 7
    • 21

    Shower

    • 13
    • 16

    Shower

    • 9
    • 14

    Shower

    • 6
    • 13

    Cloudy

    • 5
    • 15

    Partly cloudy

    • 6
    • 19

    Shower

    • 12
    • 18

    Shower

Today 24 Sep Western

Partly cloudy. Areas of frost about higher ground early this morning. High chance of showers this evening. Winds northeasterly 15 to 20 km/h turning north to northwesterly 25 to 35 km/h in the middle of the day. Daytime maximum temperatures between 18 and 22.

Central West Coastal Waters

Low Rocky Point to Sandy Cape
Wind
Northeasterly 10 to 15 knots turning north to northwesterly 20 to 25 knots during the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres around midday, then increasing to 1.5 to 2 metres by early evening.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 2 metres by early evening.
Weather
Partly cloudy. 90% chance of showers.
Weather Situation
A ridge extending over Tasmania from a high pressure system in the Tasman Sea will weaken today, as a trough approaches from the west in the evening. Another weak trough is forecast to move over the state from the west during Friday ahead of a cold front to cross later. A secondary high pressure system is forecast to extend a ridge over Tasmania from the southwest during Saturday, and move over on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Johnsons Bay Temperature Statistics View More

September Temperature

Luncheon Hill (Forestry) (46km)

  • Lowest 16 September, 2026

    2.3 °C

  • Average September

    8.7 °C

  • Highest 20 September, 2026

    20.6 °C

Climate (2021–2026)

Luncheon Hill (Forestry) (46km)

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  • Average Low 2021–2026

    7.8 °C

  • Average 2021–2026

    11 °C

  • Average High 2021–2026

    16.3 °C
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