The climate in General MacArthur during September can be summarized as hot, humid and wet.
September is in the fall / autumn in General MacArthur and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (75°F) is normal.
Daytime temperature | 31.3°C 88.3°F |
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Nightly temperature | 23.7°C 74.7°F |
Average temperature | 27.5°C 81.5°F |
Daily sunshine | 6.6 hrs |
Avg rainfall | 179 mm 7 ins |
Rainy days | 17 days |
Sea temperature | 29.4°C 85°F |
Humidity | 81% |
Windspeed | 7.9kph 5 mph |
On average September is the driest month of the year in General MacArthur with around 179mm 7 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 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 General MacArthur in September 2025.
Best places to visit in September
Hottest month: | August | 31.1°C 88°F |
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Driest month: | September | 179mm 7ins |
Sunniest month: | April | 8.4hrs |
Coldest month: | January | 28.3°C 82.9°F |
Wettest month: | December | 598mm 23.5ins |