Weather in September
The ideal sea water temperature of 27°C (80.6°F) makes September in Komatsushima, Japan, the best time for swimming and other water activities.
Note: For engaging in water activities including swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are perceived as perfect, providing pleasure for extended durations.
On the first day of September in Komatsushima, sunrise is at 05:35 and sunset at 18:27. On the last day of the month, sunrise is at 05:55 and sunset at 17:47 JST.
[Resources]Sea temperature
In Komatsushima, the average seawater temperature in September is 27°C (80.6°F).Note: For engaging in water activities including swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are perceived as perfect, providing pleasure for extended durations.
Daylight
The average length of the day in September in Komatsushima, Japan, is 12h and 23min.On the first day of September in Komatsushima, sunrise is at 05:35 and sunset at 18:27. On the last day of the month, sunrise is at 05:55 and sunset at 17:47 JST.
Frequently asked questions
What is the water temperature in September in Komatsushima?
In September, the average sea temperature in Komatsushima, Japan, is 27°C (80.6°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.
How many hours of daylight does Komatsushima have in September?
In Komatsushima, Japan, the average day length in September is 12h and 23min.
What time are sunrise and sunset in September in Komatsushima?
On the first day of September in Komatsushima, Japan, sunrise is at 05:35 and sunset at 18:27. On the last day of the month, sunrise is at 05:55 and sunset at 17:47 JST.
Average sea temperature in September
Komatsushima, Japan
- Average sea temperature in September: 27°C
The best month for swimming (with the highest average sea temperature) is August (27.8°C).
The coldest month (with the lowest average sea temperature) is February (16.3°C).
Average daylight in September
Komatsushima, Japan
- Average daylight in September: 12h and 2min
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).
Komatsushima, Japan
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
