Darling Harbour Weather Forecast
- 16
- 29
Partly cloudy
- 14
- 19
Showers
- 13
- 20
Cloudy
- 12
- 22
Cloud clearing
- 13
- 25
Sunny
- 15
- 28
Sunny
- 18
- 29
Shower or two
Today 26 Sep Sydney
Partly cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds northwest to southwesterly 15 to 20 km/h tending southeast to southwesterly 15 to 25 km/h in the late afternoon then tending southerly 25 to 35 km/h in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Northeasterly 10 to 15 knots shifting southerly 15 to 25 knots in the evening then increasing to 20 to 30 knots in the late evening. Squalls possible with the wind change.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy. The chance of a thunderstorm.
- Weather Situation
- A southerly change arrives over Sydney Waters this evening as a cold front and trough enters the Tasman Sea. A high pressure centre will then move across Tasmania early next week, turning winds east to northeasterly over the Sydney Waters for the early days of the week.
Darling Harbour Temperature Statistics View More
September Temperature
Sydney (Observatory Hill) (0km)
Lowest 18 September, 2026
9.4 °CAverage September
17.7 °CHighest 21 September, 2026
32.7 °C
Climate (2021–2026)
Sydney (Observatory Hill) (0km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
23.6 °C