The climate in Batasan during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Batasan and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 22°C (72°F) is normal.
| Daytime temperature | 30.4°C 86.6°F | 
|---|---|
| Nightly temperature | 22.4°C 72.3°F | 
| Average temperature | 26.4°C 79.5°F | 
| Daily sunshine | 6 hrs | 
| Avg rainfall | 302 mm 11.9 ins | 
| Rainy days | 18 days | 
| Sea temperature | 29.1°C 84.4°F | 
| Humidity | 85% | 
| Windspeed | 6.9kph 4 mph | 
On average September is the 3rd wettest month of the year in Batasan with around 302mm 11.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 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 Batasan in September 2025.
Best places to visit in September
| Hottest month: | April | 32.7°C 90.9°F | 
|---|---|---|
| Driest month: | February | 25mm 1ins | 
| Sunniest month: | April | 9.1hrs | 
| Coldest month: | January | 29.9°C 85.8°F | 
| Wettest month: | August | 374mm 14.7ins | 
 
	 
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