Johnsons Bay Weather Forecast

    • 8
    • 16

    Shower

    • 9
    • 15

    Windy

    • 6
    • 13

    Windy

    • 9
    • 14

    Shower

    • 7
    • 13

    Shower

    • 7
    • 13

    Shower

    • 9
    • 14

    Shower

Today 18 Sep Western

Cloudy. Very high chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon and evening. Winds north to northwesterly 25 to 40 km/h. Daytime maximum temperatures between 10 and 15.

Central West Coastal Waters

Low Rocky Point to Sandy Cape
Wind
Northwesterly 20 to 30 knots, reaching up to 35 knots in the evening.
Seas
2 to 3 metres.
1st Swell
Westerly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm.
Weather Situation
A westerly airstream over Tasmania tends northwesterly today, as a high pressure system over eastern Victoria moves eastwards over the northern Tasman Sea. A series of cold fronts are expected to pass over Tasmania from early Friday morning.
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 5 September, 2025

    1.9 °C

  • Average September

    8.1 °C

  • Highest 14 September, 2025

    17.4 °C

Climate (2020–Present)

Luncheon Hill (Forestry) (46km)

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  • Average Low 2020–2025

    7.8 °C

  • Average 2020–2025

    10.9 °C

  • Average High 2020–2025

    16.2 °C
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