St Marys Weather Forecast
- 4
- 17
Partly cloudy
- 5
- 20
Mostly sunny
- 11
- 23
Shower or two
- 5
- 20
Partly cloudy
- 9
- 19
Showers
- 4
- 15
Showers increasing
- 5
- 14
Shower or two
Today 8 Oct East Coast
Sunny. Areas of frost in the early morning. Winds north to northeasterly 15 to 25 km/h increasing to 25 to 35 km/h in the middle of the day then tending north to northwesterly 15 to 25 km/h in the late evening. Daytime maximum temperatures between 16 and 19.
St Marys Temperature Statistics View More
October Temperature
St Helens Aerodrome (28 km)
Lowest 7 October, 2026
5.7 °CAverage October
12.8 °CHighest 1 October, 2026
22.4 °C
Climate (2021–2026)
St Helens Aerodrome (28 km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.4 °C