St Marys Weather Forecast

Today 12 Jul
- 3
- 12
Mostly clear
Sun 13 Jul
- 2
- 13
Showers increasing. Windy
Mon 14 Jul
- 2
- 10
Partly cloudy
Tue 15 Jul
- 0
- 12
Morning frost. Sunny
Wed 16 Jul
- 3
- 13
Shower or two
Thu 17 Jul
- 3
- 13
Shower or two
Fri 18 Jul
- 3
- 14
Mostly sunny

Today 12 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sun 13 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Mon 14 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Tue 15 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Wed 16 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Thu 17 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Fri 18 Jul
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm

Today 12 Jul East Coast

Mostly clear. Winds northwesterly 15 to 25 km/h.

St Marys Temperature Statistics View More

July Temperature

St Helens Aerodrome (28km)

Lowest 19 May, 2025
0.2 °C
Average 2025
14.4 °C
Highest 4 February, 2025
35 °C
Lowest 5 June, 2025
1.8 °C
Average June
9.1 °C
Highest 22 June, 2025
18.2 °C
Lowest 1 July, 2025
1.7 °C
Average July
8.9 °C
Highest 7 July, 2025
16.6 °C

Climate (2020–Present)

St Helens Aerodrome (28km)

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Average Low 2020–2025
9.4 °C
Average 2020–2025
13.3 °C
Average High 2020–2025
18.2 °C

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