The climate in Butler during September can be summarized as hot, humid and a little damp.
September is in the fall / autumn in Butler and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 31°C (88°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 30.9°C 87.6°F |
|---|---|
| Nightly temperature | 17.5°C 63.5°F |
| Average temperature | 24.2°C 75.6°F |
| Daily sunshine | 7.6 hrs |
| Avg rainfall | 95 mm 3.7 ins |
| Rainy days | 8 days |
| Sea temperature | 26.8°C 80.2°F |
| Humidity | 76% |
| Windspeed | 10.1kph 6 mph |
On average September is the 2nd driest month of the year in Butler with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 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 Butler in September 2025.
Best places to visit in September
| Hottest month: | July | 33.3°C 91.9°F |
|---|---|---|
| Driest month: | October | 74mm 2.9ins |
| Sunniest month: | October | 7.8hrs |
| Coldest month: | January | 13.7°C 56.7°F |
| Wettest month: | March | 165mm 6.5ins |