St Marys Weather Forecast
- 10
- 25
Clear
- 9
- 26
Sunny
- 10
- 28
Sunny
- 10
- 30
Sunny
- 13
- 29
Mostly sunny
- 9
- 23
Sunny
- 8
- 23
Sunny
Today 13 Apr Sydney
Clear. Light winds.
St Marys Temperature Statistics View More
April Temperature
Penrith Lakes (10km)
Lowest 12 April, 2026
9.2 °CAverage April
19.4 °CHighest 7 April, 2026
32.6 °C
Climate (2021–Present)
Penrith Lakes (10km)
Average Low 2021–2026
12.5 °CAverage 2021–2026
17.8 °CAverage High 2021–2026
24.9 °C