Tranquillity Bay Weather Forecast

    • 14
    • 29

    Partly cloudy

    • 15
    • 29

    Shower or two

    • 12
    • 15

    Showers

    • 11
    • 17

    Partly cloudy

    • 8
    • 21

    Sunny

    • 10
    • 27

    Sunny

    • 14
    • 28

    Mostly sunny

Today 25 Sep Batemans Bay

Partly cloudy. The chance of a thunderstorm in the afternoon and evening. Light winds becoming northeasterly 15 to 20 km/h in the early afternoon then becoming light in the evening.

Batemans Coastal Waters

Ulladulla to Montague Island
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore north of Moruya Heads in the late evening.
Seas
1 to 2 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the afternoon.
Weather
Mostly sunny. The chance of a thunderstorm inshore in the afternoon and evening.
Weather Situation
A high pressure system over the Tasman Sea directs a northeasterly flow through the coastal waters. A cold front and trough will enter the Tasman Sea early Saturday, bringing a southerly change which will gradually track northward through the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Tranquillity Bay Temperature Statistics View More

September Temperature

Ulladulla (31km)

  • Lowest 16 September, 2026

    6.9 °C

  • Average September

    16.5 °C

  • Highest 20 September, 2026

    30.2 °C

Climate (2021–2026)

Ulladulla (31km)

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  • Average Low 2021–2026

    13.9 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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