Birchgrove Weather Forecast
- 14
- 23
Sunny
- 13
- 22
Shower or two
- 13
- 19
Morning shower or two
- 11
- 19
Possible shower
- 11
- 19
Partly cloudy
- 10
- 22
Mostly sunny
- 12
- 22
Sunny
Today 6 Sep Sydney
Sunny. Winds westerly 20 to 30 km/h tending southwesterly 15 to 25 km/h in the middle of the day then tending southeast to southwesterly in the early afternoon.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Westerly 10 to 15 knots turning southerly 15 to 20 knots in the middle of the day.
- Seas
- Below 0.5 metres.
- Weather
- Sunny.
- Weather Situation
- A cold front is crossing northeast NSW Sunday morning then will move offshore into the Tasman Sea through the day. Another weak ridge is forecast in the wake of the front Sunday, followed by a series of fronts slipping south of the state through Monday onwards.
Birchgrove Temperature Statistics View More
September Temperature
Sydney (Observatory Hill) (2km)
Lowest 1 September, 2026
10.6 °CAverage September
19.6 °CHighest 2 September, 2026
27.8 °C
Climate (2021–2026)
Sydney (Observatory Hill) (2km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
23.6 °C