Mosman Bay Weather Forecast

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    Showers

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    Showers

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    Showers

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    Showers

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    Showers increasing

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    Showers

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    Shower or two

Today 23 May Sydney

Cloudy. High chance of showers. Winds south to southeasterly 15 to 20 km/h becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southeasterly 10 to 15 knots turning easterly in the late evening.
Seas
Below 0.5 metres.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A high pressure system over the southern Tasman Sea combined with a low pressure system over the southern Coral Sea is directing light to moderate south to southeasterly winds over the local waters. Over the coming days a broad area of low pressure moves over the state possibly bringing easterly or northeasterly winds.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mosman Bay Temperature Statistics View More

May Temperature

Sydney (Observatory Hill) (3km)

  • Lowest 8 May, 2026

    9.9 °C

  • Average May

    17.4 °C

  • Highest 3 May, 2026

    25.9 °C

Climate (2021–Present)

Sydney (Observatory Hill) (3km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    18.4 °C

  • Average High 2021–2026

    23.5 °C
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