Newport Beach Weather Forecast
- 15
- 21
Possible shower
- 17
- 22
Shower or two
- 17
- 22
Showers
- 18
- 23
Possible shower
- 18
- 26
Partly cloudy
- 19
- 27
Showers increasing
- 18
- 23
Shower or two
Today 20 Oct Sydney
Mostly sunny morning. The chance of fog in the west in the early morning. Medium chance of showers, most likely in the afternoon. The chance of a thunderstorm in the afternoon and evening. Light winds becoming northeasterly 15 to 25 km/h in the middle of the day then becoming light in the late evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Northerly below 10 knots tending northeasterly 15 to 20 knots in the middle of the day.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy. The chance of a thunderstorm during this afternoon and evening.
- Weather Situation
- A strong high pressure system over the Tasman Sea is maintaining northeasterly winds over Sydney Waters. Very little change of weather pattern is forecast through the week due to the slow movement of the high. Then, a cold front looks set to cross the state during the weekend into early next week, bringing a southerly change in its wake.
Newport Beach Temperature Statistics View More
October Temperature
Terrey Hills (10 km)
Lowest 15 October, 2026
8.5 °CAverage October
17.3 °CHighest 12 October, 2026
34 °C
Climate (2021–2026)
Terrey Hills (10 km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C