The climate in Laem Ngop during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Laem Ngop and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.
Daytime temperature | 30.5°C 86.9°F |
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Nightly temperature | 23.7°C 74.7°F |
Average temperature | 27.1°C 80.8°F |
Daily sunshine | 5 hrs |
Avg rainfall | 533 mm 21 ins |
Rainy days | 23 days |
Sea temperature | 29.2°C 84.5°F |
Humidity | 86% |
Windspeed | 4.7kph 3 mph |
On average September is the 4th wettest month of the year in Laem Ngop with around 533mm 21 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 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 Laem Ngop in September 2025.
Best places to visit in September
Hottest month: | April | 32.8°C 91°F |
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Driest month: | December | 19mm 0.7ins |
Sunniest month: | December | 9.2hrs |
Coldest month: | January | 31°C 87.8°F |
Wettest month: | August | 694mm 27.3ins |