La Perouse Weather Forecast
- 16
- 29
Sunny
- 19
- 27
Shower or two
- 14
- 19
Shower or two
- 15
- 22
Shower or two
- 16
- 23
Mostly sunny
- 15
- 25
Sunny
- 16
- 27
Becoming cloudy
Today 20 Sep Sydney
Sunny. Winds northwest to northeasterly 15 to 20 km/h tending westerly 15 to 25 km/h in the early afternoon then tending northwesterly 15 to 20 km/h in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Variable below 10 knots becoming east to northeasterly 10 to 15 knots in the middle of the day then shifting west to northwesterly below 10 knots in the evening.
- Seas
- Below 0.5 metres.
- Weather
- Sunny.
- Weather Situation
- A high pressure system over the Tasman Sea directs a northwesterly flow over the waters ahead of a fresh and gusty southerly change reaching the Sydney Waters by early Monday. Winds are forecast to turn southeasterly as a new high pressure system slips south of the state during early to mid next week.
La Perouse Temperature Statistics View More
September Temperature
Sydney Airport (7km)
Lowest 18 September, 2026
9.1 °CAverage September
17.6 °CHighest 5 September, 2026
32.4 °C
Climate (2021–2026)
Sydney Airport (7km)
Average Low 2021–2026
15 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
23.5 °C