Parramatta River - Wallumatta Bay Weather Forecast
- 3
- 19
Sunny
- 7
- 20
Possible shower
- 8
- 21
Partly cloudy
- 9
- 20
Shower or two
- 6
- 18
Sunny
- 6
- 19
Shower or two
- 10
- 19
Shower or two
Today 20 Jul Sydney
Mostly sunny. Patchy fog in the outer west in the early morning. Areas of morning frost. Slight chance of a shower along the coastal fringe in the evening. Near zero chance of rain elsewhere. Light winds becoming southerly 15 to 20 km/h in the middle of the day then becoming light in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- West to southwesterly about 10 knots tending south to southeasterly 10 to 15 knots in the early afternoon then becoming variable about 10 knots in the evening.
- Seas
- Below 0.5 metres.
- Weather
- Sunny.
- Weather Situation
- Winds tending west to southwesterly this morning before shifting south to southeasterly during Sunday afternoon, as a trough near northern coast moves further offshore and an area of high pressures persists over the land.
Parramatta River - Wallumatta Bay Temperature Statistics View More
July Temperature
Sydney (Observatory Hill) (6km)
Lowest 17 July, 2025
6.6 °CAverage July
13 °CHighest 6 July, 2025
21.9 °C
Climate (2020–Present)
Sydney (Observatory Hill) (6km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.2 °CAverage High 2020–2025
23.4 °C