Mount Saint Thomas Weather Forecast
- 9
- 18
Partly cloudy
- 9
- 23
Sunny
- 16
- 28
Sunny
- 15
- 30
Sunny
- 18
- 24
Shower or two
- 14
- 18
Shower or two
- 14
- 20
Shower or two
Today 17 Sep Wollongong
Partly cloudy. Winds southwesterly 20 to 30 km/h turning south to southeasterly 15 to 25 km/h in the middle of the day then becoming light in the late afternoon.
Mount Saint Thomas Temperature Statistics View More
September Temperature
Bellambi (9km)
Lowest 16 September, 2026
9.2 °CAverage September
17 °CHighest 5 September, 2026
30.7 °C
Climate (2021–2026)
Bellambi (9km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
18 °CAverage High 2021–2026
21.8 °C