Blacktown Weather Forecast

Today 3 Sep
- 7
- 23
Sunny
Thu 4 Sep
- 10
- 24
Mostly sunny
Fri 5 Sep
- 9
- 19
Partly cloudy
Sat 6 Sep
- 9
- 19
Partly cloudy
Sun 7 Sep
- 8
- 23
Sunny
Mon 8 Sep
- 13
- 26
Shower or two
Tue 9 Sep
- 16
- 23
Shower or two

Today 3 Sep
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 4 Sep
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 5 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sat 6 Sep
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 7 Sep
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 8 Sep
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 9 Sep
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 3 Sep Sydney

Sunny. Light winds.

Blacktown Temperature Statistics View More

September Temperature

Horsley Park (10km)

Lowest 17 July, 2025
0.5 °C
Average 2025
16.9 °C
Highest 28 January, 2025
42 °C
Lowest 31 August, 2025
3 °C
Average August
12.9 °C
Highest 26 August, 2025
24.2 °C
Lowest 1 September, 2025
5.3 °C
Average September
12.5 °C
Highest 1 September, 2025
19.9 °C

Climate (2020–Present)

Horsley Park (10km)

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Average Low 2020–2025
12.2 °C
Average 2020–2025
17.2 °C
Average High 2020–2025
23.5 °C

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