Botany Bay Wide FAD (offshore) Weather Forecast
- 16
- 20
Clear
- 16
- 21
Late shower or two
- 18
- 19
Possible early shower
- 14
- 19
Sunny
- 16
- 19
Late shower or two
- 15
- 17
Shower or two. Windy
- 15
- 19
Mostly sunny
Today 18 Sep Sydney
Clear. Winds northeasterly 15 to 20 km/h becoming light in the evening.
Sydney Coastal Waters
Broken Bay to Port Hacking- Wind
- Northeasterly 15 to 20 knots turning northerly in the evening. Winds reaching up to 25 knots offshore in the late evening.
- Seas
- Around 1 metre, increasing to 1.5 metres later in the evening.
- 1st Swell
- Southerly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
- Weather
- Mostly clear.
- Weather Situation
- In the wake of a cold front, south to southwesterly winds will tend northerly and strengthen today as a high pressure system drifts across the coastal waters. Winds will shift west to southwesterly again over the weekend as a stronger cold front moves over NSW coastal waters, with southwesterly winds persisting into early next week as a series of fronts brush the south of the state.
Botany Bay Wide FAD (offshore) Temperature Statistics View More
September Temperature
Sydney Airport (25km)
Lowest 1 September, 2025
9 °CAverage September
17.7 °CHighest 8 September, 2025
30.1 °C
Climate (2020–Present)
Sydney Airport (25km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C