Weather in September
The ideal sea water temperature of 29.2°C (84.6°F) makes
September in
Bien Unido,
Philippines, the best time for swimming and other water activities.
Sea temperature
In September, the average sea temperature is 29.2°C (84.6°F).
Note: Swimming, diving, and other activities in water temperatures between 25°C (77°F) and 29°C (84.2°F) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.
Daylight
In Bien Unido, the average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 5:33 am and sunset at 5:51 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 5:33 pm PST.