St Marys Weather Forecast
- 1
- 13
Morning frost. Mostly sunny
- 2
- 12
Partly cloudy
- 1
- 12
Morning frost. Mostly sunny
- 2
- 13
Possible late shower
- 5
- 14
Showers
- 8
- 15
Showers easing
- 7
- 15
Shower or two
Today 25 Jun East Coast
Mostly sunny. Areas of morning frost. The chance of morning fog about higher ground. Light winds. Daytime maximum temperatures between 9 and 14.
St Marys Temperature Statistics View More
June Temperature
St Helens Aerodrome (28km)
Lowest 22 June, 2026
2.6 °CAverage June
11 °CHighest 10 June, 2026
18.4 °C
Climate (2021–2026)
St Helens Aerodrome (28km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.4 °CAverage High 2021–2026
18.3 °C