Middle Harbour - Roseville Bridge Marina Weather Forecast

Today 23 Sep
- 10
- 19
Partly cloudy
Wed 24 Sep
- 10
- 25
Sunny
Thu 25 Sep
- 13
- 25
Mostly sunny
Fri 26 Sep
- 14
- 29
Mostly sunny
Sat 27 Sep
- 18
- 30
Mostly sunny
Sun 28 Sep
- 18
- 28
Possible shower
Mon 29 Sep
- 17
- 25
Shower or two

Today 23 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
Wed 24 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 25 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 26 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 27 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 28 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 29 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 23 Sep Sydney

Mostly sunny. Winds south to southwesterly 15 to 25 km/h tending south to southeasterly in the early afternoon then becoming light in the evening.

Middle Harbour - Roseville Bridge Marina Temperature Statistics View More

September Temperature

Sydney (Observatory Hill) (9km)

Lowest 19 June, 2025
6 °C
Average 2025
18 °C
Highest 16 March, 2025
37.1 °C
Lowest 18 August, 2025
6.6 °C
Average August
13.8 °C
Highest 5 August, 2025
22.9 °C
Lowest 1 September, 2025
9.3 °C
Average September
17.1 °C
Highest 8 September, 2025
29 °C

Climate (2020–Present)

Sydney (Observatory Hill) (9km)

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Average Low 2020–2025
14.7 °C
Average 2020–2025
18.2 °C
Average High 2020–2025
23.4 °C

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