Simpsons Bay Weather Forecast
- 16
- 24
Clear
- 18
- 25
Mostly sunny
- 20
- 30
Showers. Storm developing
- 17
- 21
Partly cloudy
- 17
- 23
Partly cloudy
- 18
- 29
Sunny
- 23
- 30
Shower or two
Today 15 Oct Sydney
Clear. Winds east to northeasterly 15 to 25 km/h becoming light in the late evening.
Sydney Coastal Waters
Broken Bay to Port Hacking- Wind
- East to northeasterly 10 to 15 knots tending north to northeasterly 15 to 20 knots in the evening.
- Seas
- Around 1 metre.
- 1st Swell
- Southerly below 1 metre.
- Weather
- Clear.
- Weather Situation
- Northerly winds will persist along the NSW coast as a high pressure ridge extends across the region, strengthening further on Thursday. Following this, a cold front and its associated trough are forecast to move across the NSW from Friday through early Saturday, bringing a fresh and gusty southerly wind change along the coast in its wake. Winds will tend northerly again from Sunday as another high pressure system moves into the Tasman Sea.
Simpsons Bay Temperature Statistics View More
October Temperature
Sydney Airport (15km)
Lowest 4 October, 2025
13.2 °CAverage October
21.2 °CHighest 12 October, 2025
32.8 °C
Climate (2020–Present)
Sydney Airport (15km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C