Weather in Brisbane for September 2026
- In general, the average temperature in Brisbane at the beginning of September is 22.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 24 °C by the end of September. 
- The climate of Brisbane in September is notably wet, with an average of 13 rainy days, and a total of 49.6 mm of precipitation. 
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Brisbane Weather September
Temperatures trend during September in Brisbane
September weather in Brisbane day by day
| Date | Weather | Temperatures | Rain | UV | More | 
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 24° /15° | 0.7 mm | 7 | |
| 2 Sept. | Patchy rain possible | 23° /16° | 1.7 mm | 6 | |
| 3 Sept. | Patchy rain possible | 21° /15° | 4.6 mm | 6 | |
| 4 Sept. | Patchy rain possible | 21° /14° | 3.5 mm | 6 | |
| 5 Sept. | Patchy rain possible | 23° /14° | 0.7 mm | 6 | |
| 6 Sept. | Patchy rain possible | 22° /13° | 1.9 mm | 6 | |
| 7 Sept. | Sunny | 22° /14° | 0.1 mm | 6 | |
| 8 Sept. | Sunny | 23° /13° | 0.3 mm | 7 | |
| 9 Sept. | Sunny | 23° /13° | 2.4 mm | 7 | |
| 10 Sept. | Sunny | 24° /14° | 0.3 mm | 7 | |
| 11 Sept. | Sunny | 23° /14° | 0.2 mm | 7 | |
| 12 Sept. | Partly cloudy | 23° /13° | 3.5 mm | 7 | |
| 13 Sept. | Partly cloudy | 22° /14° | 1.2 mm | 6 | |
| 14 Sept. | Patchy rain possible | 22° /13° | 0.4 mm | 6 | |
| 15 Sept. | Sunny | 22° /13° | 0.1 mm | 6 | |
| 16 Sept. | Partly cloudy | 22° /13° | 1.1 mm | 7 | |
| 17 Sept. | Patchy rain possible | 24° /14° | 0.2 mm | 6 | |
| 18 Sept. | Patchy rain possible | 24° /15° | 0 mm | 6 | |
| 19 Sept. | Partly cloudy | 26° /15° | 0.1 mm | 7 | |
| 20 Sept. | Sunny | 26° /15° | 0.4 mm | 7 | |
| 21 Sept. | Sunny | 25° /15° | 1.5 mm | 7 | |
| 22 Sept. | Sunny | 23° /14° | 4.6 mm | 6 | |
| 23 Sept. | Sunny | 24° /14° | 0.3 mm | 7 | |
| 24 Sept. | Sunny | 24° /14° | 0.1 mm | 7 | |
| 25 Sept. | Sunny | 25° /14° | 0 mm | 7 | |
| 26 Sept. | Sunny | 24° /14° | 0.4 mm | 6 | |
| 27 Sept. | Heavy rain at times | 24° /15° | 3.7 mm | 6 | |
| 28 Sept. | Patchy rain possible | 23° /15° | 7.8 mm | 6 | |
| 29 Sept. | Overcast | 24° /16° | 1.3 mm | 6 | |
| 30 Sept. | Moderate or heavy rain shower | 24° /15° | 1.1 mm | 7 | |
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Brisbane in September - FAQ
Brisbane water temperatures in September
The average water temperature of the Pacific Ocean near Brisbane in September is 19.5 °C. At the beginning of September temperatures are around 19.5 °C; by the end of the month they stay fairly steady and reach 19.5 °C.
- What is the water temperature in Brisbane in September?
- The average water temperature in Brisbane in September is 19.5 °C.
- Can you swim in Brisbane in September?
- Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.
September rainfall patterns in Brisbane
UV exposure in Brisbane during September
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