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Australia weather

Weather in City of Sydney for September 2027

Your guide to City of Sydney weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in City of Sydney at the beginning of September is 21.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 21.6 °C by the end of September.

    • Rain 🌧️

  • City of Sydney experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 32.9 mm.

    • More

  • Is September a good time to visit City of Sydney? check out the best time to travel to City of Sydney page.

  • ✨ Is September a good time to visit City of Sydney? – Ask the AI Weatherman

Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/12°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
59 %
Avg humidity

City of Sydney Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
21°
2
Sunny
21°
3
Sunny
19°
4
Partly cloudy
21°
5
Sunny
23°
6
Sunny
21°
7
Partly cloudy
22°
8
Patchy rain possible
22°
9
Sunny
20°
10
Light rain
17°
11
Patchy rain possible
18°
12
Patchy rain possible
18°
13
Sunny
19°
14
Sunny
22°
15
Patchy rain possible
22°
16
Sunny
22°
17
Sunny
22°
18
Sunny
23°
19
Sunny
27°
20
Sunny
26°
21
Patchy rain possible
24°
22
Light rain
19°
23
Patchy rain possible
20°
24
Partly cloudy
22°
25
Overcast
24°
26
Patchy light rain with thunder
24°
27
Light rain
20°
28
Patchy rain possible
19°
29
Light rain shower
21°
30
Patchy rain possible
23°

Temperatures trend during September in City of Sydney

See the weather trend as well as the moving average line

September weather in City of Sydney day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 21° /11° 0.7 mm 5
2 Sept. Sunny
Sunny
 21° /11° 0.1 mm 5
3 Sept. Sunny
Sunny
 19° /10° 0 mm 6
4 Sept. Partly cloudy
Partly cloudy
 21° /10° 0 mm 6
5 Sept. Sunny
Sunny
 23° /12° 0.5 mm 6
6 Sept. Sunny
Sunny
 21° /13° 0 mm 6
7 Sept. Partly cloudy
Partly cloudy
 22° /13° 0.4 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
 22° /13° 1.7 mm 6
9 Sept. Sunny
Sunny
 20° /11° 0.7 mm 5
10 Sept. Light rain
Light rain
 17° /9° 7 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 18° /10° 1.9 mm 5
12 Sept. Patchy rain possible
Patchy rain possible
 18° /10° 1.1 mm 5
13 Sept. Sunny
Sunny
 19° /11° 0.2 mm 6
14 Sept. Sunny
Sunny
 22° /11° 0.1 mm 6
15 Sept. Patchy rain possible
Patchy rain possible
 22° /11° 0.2 mm 6
16 Sept. Sunny
Sunny
 22° /12° 0.1 mm 7
17 Sept. Sunny
Sunny
 22° /12° 0 mm 7
18 Sept. Sunny
Sunny
 23° /11° 0 mm 7
19 Sept. Sunny
Sunny
 27° /13° 0.3 mm 7
20 Sept. Sunny
Sunny
 26° /14° 0.1 mm 7
21 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 0.4 mm 6
22 Sept. Light rain
Light rain
 19° /12° 3.3 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 1.4 mm 5
24 Sept. Partly cloudy
Partly cloudy
 22° /12° 0 mm 6
25 Sept. Overcast
Overcast
 24° /13° 0.1 mm 7
26 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 24° /14° 6.8 mm 6
27 Sept. Light rain
Light rain
 20° /14° 2.7 mm 5
28 Sept. Patchy rain possible
Patchy rain possible
 19° /14° 0.9 mm 5
29 Sept. Light rain shower
Light rain shower
 21° /13° 0.9 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 23° /13° 1 mm 7
Next
Important Notice
Our weather forecast for City of Sydney in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the City of Sydney forecast closer to your planned date for the most up-to-date weather information.
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City of Sydney in September - FAQ

What are the expected maximum and minimum temperatures in City of Sydney during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in City of Sydney during September?
In September, City of Sydney can expect light to moderate rainfall, totaling 32.9 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in City of Sydney during September?
The average wind speed in City of Sydney during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in City of Sydney

Explore the daily rainfall trends and prepare for City of Sydneys September weather 💧
Typically, City of Sydney has 6 rainy days in September with a total of 32.9 mm of rainfall.

UV exposure in City of Sydney during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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