The climate in Bronte during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Bronte and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 19°C (67°F), whilst at night 12°C (54°F) is normal.
| Daytime temperature | 19.4°C 66.9°F |
|---|---|
| Nightly temperature | 12.4°C 54.3°F |
| Average temperature | 15.9°C 60.6°F |
| Daily sunshine | 8.5 hrs |
| Avg rainfall | 48 mm 1.9 ins |
| Rainy days | 6 days |
| Sea temperature | 25.3°C 77.6°F |
| Humidity | 68% |
| Windspeed | 14.4kph 9 mph |
On average September is the 5th driest month of the year in Bronte with around 48mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bronte in September 2025.
Best places to visit in September
| Hottest month: | August | 23°C 73.4°F |
|---|---|---|
| Driest month: | July | 19mm 0.7ins |
| Sunniest month: | July | 11hrs |
| Coldest month: | January | 4.5°C 40.1°F |
| Wettest month: | December | 96mm 3.8ins |