September weather forecastSillon, Philippines
September
Weather in September
The ideal sea water temperature of 29.1°C (84.4°F) makes September in Sillon, Philippines, the best time for swimming and other water activities.Sea temperature
In September, the average sea temperature is 29.1°C (84.4°F).Note: Surface water temperatures falling between 25°C (77°F) and 29°C (84.2°F) are regarded as prime and extremely agreeable for enduring periods during any water activity.
Daylight
In September, the average length of the day in Sillon is 12h and 11min.On the first day of the month, sunrise is at 5:34 am and sunset at 5:54 pm. On the last day of September, sunrise is at 5:33 am and sunset at 5:35 pm PST.
Updated: Feb 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Sillon, in September, the average water temperature is 29.1°C (84.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
In September, the average day length is 12h and 11min.
On the first day of September in Sillon, sunrise is at 5:34 am and sunset at 5:54 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 5:35 pm PST.
Average sea temperature in September
Sillon, Philippines
- Average sea temperature in September: 29.1°C
The best month for swimming (with the highest average sea temperature) is June (29.8°C).
The coldest month (with the lowest average sea temperature) is February (26.7°C).
Average daylight in September
Sillon, Philippines
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).





