Avalon Weather Forecast
- 15
- 17
Showers
- 15
- 18
Cloudy
- 13
- 20
Cloud clearing
- 13
- 24
Sunny
- 16
- 28
Sunny
- 19
- 26
Shower or two
- 15
- 21
Showers
Today 27 Sep Sydney
Cloudy. Very high chance of showers, most likely in the late morning and afternoon. Winds south to southeasterly 20 to 30 km/h.
Avalon Temperature Statistics View More
September Temperature
Terrey Hills (11km)
Lowest 10 September, 2026
8.1 °CAverage September
16.7 °CHighest 21 September, 2026
32 °C
Climate (2021–2026)
Terrey Hills (11km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C