Weather in September
The ideal sea water temperature of 26.3°C (79.3°F) makes
September in
Omuta,
Japan, the best time for swimming and other water activities.
Sea temperature
In Omuta, Japan, in September, the average water temperature is 26.3°C (79.3°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) offer outstanding conditions for any water activity, providing extreme pleasure for extended periods.
Daylight
The average length of the day in September in Omuta is 12h and 23min.
On the first day of the month, sunrise is at 05:52 and sunset at 18:43. On the last day of September, in Omuta, sunrise is at 06:11 and sunset at 18:04 JST.
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