St Marys Weather Forecast
- 3
- 18
Windy. Partly cloudy
- 9
- 16
Showers. Becoming windy
- 3
- 15
Partly cloudy
- 6
- 16
Showers
- 8
- 19
Shower or two
- 7
- 17
Shower or two
- 7
- 19
Possible shower
Today 12 Nov East Coast
Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Winds west to northwesterly 25 to 35 km/h. Daytime maximum temperatures between 13 and 19.
St Marys Temperature Statistics View More
November Temperature
St Helens Aerodrome (28km)
Lowest 9 November, 2025
6.2 °CAverage November
13.4 °CHighest 10 November, 2025
21.3 °C
Climate (2020–Present)
St Helens Aerodrome (28km)
Average Low 2020–2025
9.4 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C