Frenchmans Bay Weather Forecast
- 17
- 24
Sunny
- 12
- 21
Mostly sunny
- 12
- 25
Late shower or two
- 17
- 22
Possible early shower
- 11
- 22
Mostly sunny
- 12
- 23
Mostly sunny
- 12
- 21
Partly cloudy
Today 17 Sep Sydney
Sunny. Light winds becoming west to southwesterly 15 to 25 km/h in the morning.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Variable below 10 knots becoming south to southeasterly 10 to 15 knots in the early afternoon then turning southwesterly below 10 knots in the evening.
- Seas
- Below 0.5 metres.
- Weather
- Sunny.
Frenchmans Bay Temperature Statistics View More
September Temperature
Sydney Airport (6km)
Lowest 1 September, 2025
9 °CAverage September
17.4 °CHighest 8 September, 2025
30.1 °C
Climate (2020–Present)
Sydney Airport (6km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C