Weather in September
The ideal sea water temperature of 28.2°C (82.8°F) makes
September in
Jieshizhen,
China, the best time for swimming and other water activities.
Sea temperature
In September, the average sea temperature is 28.2°C (82.8°F).
Note: Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort.
Daylight
In September, the average length of the day in Jieshizhen is 12h and 17min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:34. On the last day of September, sunrise is at 06:07 and sunset at 18:05 CST.