Weather in September
The ideal sea water temperature of 29.2°C (84.6°F) makes
September in
Sirawai,
Philippines, the best time for swimming and other water activities.
Sea temperature
In Sirawai, the average seawater temperature in September is 29.2°C (84.6°F).
Note: Swimming, diving, and other water-related activities in temperatures between 25°C (77°F) and 29°C (84.2°F) are considered highly enjoyable and satisfying for longer durations without uneasiness.
Daylight
In September, the average length of the day in Sirawai is 12h and 10min.
On the first day of September, sunrise is at 5:43 am and sunset at 5:58 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 5:42 pm PST.