St Marys Weather Forecast
- 10
- 21
Mostly clear
- 9
- 20
Possible shower
- 10
- 18
Cloudy
- 10
- 19
Possible shower
- 11
- 24
Partly cloudy
- 12
- 24
Shower or two
- 13
- 22
Shower or two
Today 6 Mar East Coast
Partly cloudy. Winds east to northeasterly 15 to 25 km/h shifting westerly 15 to 20 km/h in the evening.
St Marys Temperature Statistics View More
March Temperature
St Helens Aerodrome (28km)
Lowest 4 March, 2026
13.9 °CAverage March
18.2 °CHighest 4 March, 2026
23.5 °C
Climate (2021–Present)
St Helens Aerodrome (28km)
Average Low 2021–2026
9.3 °CAverage 2021–2026
13.3 °CAverage High 2021–2026
18.2 °C