The climate in Lumut during September can be summarized as hot, humid and wet.
September is in the fall / autumn in Lumut and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (73°F) is normal.
Daytime temperature | 29.9°C 85.7°F |
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Nightly temperature | 22.8°C 73°F |
Average temperature | 26.3°C 79.3°F |
Daily sunshine | 6 hrs |
Avg rainfall | 196 mm 7.7 ins |
Rainy days | 20 days |
Sea temperature | 29.6°C 85.3°F |
Humidity | 85% |
Windspeed | 5.8kph 4 mph |
On average September is the 5th wettest month of the year in Lumut with around 196mm 7.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 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 Lumut in September 2025.
Best places to visit in September
Hottest month: | May | 30.4°C 86.7°F |
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Driest month: | June | 113mm 4.4ins |
Sunniest month: | February | 8hrs |
Coldest month: | December | 29.1°C 84.4°F |
Wettest month: | October | 287mm 11.3ins |