St Marys Weather Forecast
- 4
- 13
Mostly sunny
- 4
- 15
Mostly sunny
- 3
- 16
Sunny
- 3
- 16
Sunny
- 6
- 16
Mostly sunny
- 9
- 17
Showers
- 8
- 15
Shower or two
Today 5 Jun East Coast
Mostly sunny. Winds west to northwesterly 15 to 25 km/h. Daytime maximum temperatures between 9 and 14.
St Marys Temperature Statistics View More
June Temperature
St Helens Aerodrome (28km)
Lowest 1 June, 2026
4.8 °CAverage June
10.8 °CHighest 1 June, 2026
15.7 °C
Climate (2021–Present)
St Helens Aerodrome (28km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.4 °CAverage High 2021–2026
18.3 °C