September weather forecastFukuyama, Japan
September
Weather in September
The perfect water temperature of 26°C (78.8°F) makes September a great period for swimming and other water activities in Fukuyama, Japan.Sea temperature
In Fukuyama, in September, the average water temperature is 26°C (78.8°F).Note: A water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm and enjoyable, allowing water activities to be pleasant for extended periods without irritation.
Daylight
The average length of the day in September in Fukuyama is 12h and 24min.On the first day of the month, sunrise is at 05:39 and sunset at 18:33. On the last day of September, sunrise is at 06:00 and sunset at 17:52 JST.
Updated: Jan 31, 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 Fukuyama, the average seawater temperature in September is 26°C (78.8°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
In Fukuyama, Japan, the average day length in September is 12h and 24min.
In September, on the first day of the month, sunrise is at 05:39 and sunset at 18:33. On the last day of the month, in Fukuyama, Japan, sunrise is at 06:00 and sunset at 17:52 JST.
Average sea temperature in September
Fukuyama, Japan
- Average sea temperature in September: 26°C
The best month for swimming (with the highest average sea temperature) is August (27.2°C).
The coldest month (with the lowest average sea temperature) is February (13.7°C).
Average daylight in September
Fukuyama, Japan
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).





