Kogarah Bay Weather Forecast
- 17
- 22
Shower or two. Windy
- 12
- 16
Windy. Partly cloudy
- 11
- 17
Cloud clearing
- 11
- 22
Sunny
- 13
- 26
Sunny
- 14
- 27
Sunny
- 17
- 26
Partly cloudy
Today 15 Sep Sydney
Partly cloudy. Medium chance of showers. Winds southerly 20 to 30 km/h.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- South to southeasterly 15 to 20 knots becoming southerly 20 to 30 knots in the evening then decreasing to 15 to 25 knots in the late evening. Squalls possible with the wind change.
- Seas
- Below 0.5 metres.
- Weather
- Cloudy. 50% chance of showers.
- Weather Situation
- A cold front systems will cross Sydney Waters later today, with fresh to strong, gusty southerly winds and large powerful waves in its wake. Winds and waves will gradually ease from late Thursday onwards as a high pressure system moves across the state later in the week into the weekend, while extending a ridge across the coastal waters.
Kogarah Bay Temperature Statistics View More
September Temperature
Sydney Airport (6km)
Lowest 9 September, 2026
10 °CAverage September
17.9 °CHighest 5 September, 2026
32.4 °C
Climate (2021–2026)
Sydney Airport (6km)
Average Low 2021–2026
15 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
23.4 °C