Parramatta River (Iron Cove) - Half Moon Bay Weather Forecast
- 20
- 27
Shower or two
- 19
- 27
Shower or two
- 18
- 28
Mostly sunny
- 18
- 30
Showers. Possible storm
- 15
- 22
Shower or two
- 13
- 23
Shower or two
- 15
- 25
Possible shower
Today 23 Mar Sydney
Partly cloudy. High chance of showers. The chance of a thunderstorm during this afternoon and early evening. Light winds becoming easterly 15 to 20 km/h in the late afternoon then becoming light in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Southerly below 10 knots becoming east to southeasterly in the early morning then tending east to northeasterly 10 to 15 knots in the late afternoon.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a thunderstorm this afternoon.
- Weather Situation
- A weak ridge of high pressure is expected to maintain light to moderate winds from the northeast to southeast, continuing into early next week. A southerly change is set to push up the coast later in the week, with strong and gusty winds.
Parramatta River (Iron Cove) - Half Moon Bay Temperature Statistics View More
March Temperature
Sydney (Observatory Hill) (4km)
Lowest 14 March, 2026
16.1 °CAverage March
22.6 °CHighest 17 March, 2026
30.7 °C
Climate (2021–Present)
Sydney (Observatory Hill) (4km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
18.3 °CAverage High 2021–2026
23.5 °C