St Clair Weather Forecast

Today 26 Dec
- 15
- 19
Partly cloudy
Sat 27 Dec
- 12
- 24
Partly cloudy
Sun 28 Dec
- 13
- 24
Partly cloudy
Mon 29 Dec
- 13
- 26
Partly cloudy
Tue 30 Dec
- 13
- 30
Sunny
Wed 31 Dec
- 15
- 33
Partly cloudy
Thu 1 Jan
- 16
- 28
Possible shower

Today 26 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sat 27 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sun 28 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Mon 29 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Tue 30 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Wed 31 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Thu 1 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm

Today 26 Dec Sydney

Partly cloudy. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Winds south to southeasterly 25 to 40 km/h.

St Clair Temperature Statistics View More

December Temperature

Horsley Park (9km)

Lowest 17 July, 2025
0.5 °C
Average 2025
17.9 °C
Highest 28 January, 2025
42 °C
Lowest 12 November, 2025
6.6 °C
Average November
20.5 °C
Highest 8 November, 2025
35.2 °C
Lowest 3 December, 2025
9.6 °C
Average December
22.8 °C
Highest 19 December, 2025
41 °C

Climate (2020–Present)

Horsley Park (9km)

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Average Low 2020–2025
12.2 °C
Average 2020–2025
17.3 °C
Average High 2020–2025
23.7 °C

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