Seaforth Weather Forecast

    • 11
    • 23

    Partly cloudy

    • 13
    • 23

    Showers easing

    • 12
    • 21

    Sunny

    • 11
    • 20

    Partly cloudy

    • 12
    • 23

    Mostly sunny

    • 13
    • 22

    Showers

    • 13
    • 19

    Shower or two

Today 20 Aug Sydney

Partly cloudy. Slight chance of a shower in the afternoon and evening. Light winds.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Northerly 10 to 15 knots becoming northwesterly below 10 knots in the late evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
North to northeasterly winds will prevail today as a trough approaches from the west. Winds are forecast to generally shift westerly from Friday as a series of cold fronts brush the south. Then, another high pressure system is forecast to move into the Tasman Sea later into the weekend, turning the winds north to northeasterly by Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seaforth Temperature Statistics View More

August Temperature

Sydney (Observatory Hill) (8km)

  • Lowest 5 August, 2026

    7.2 °C

  • Average August

    13.6 °C

  • Highest 3 August, 2026

    22.2 °C

Climate (2021–2026)

Sydney (Observatory Hill) (8km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    18.4 °C

  • Average High 2021–2026

    23.6 °C
Get WillyWeather+ to remove ads