August weather forecastOmuta, Japan
August
Weather in August
The perfect water temperature of 27.6°C (81.7°F) makes August a great period for swimming and other water activities in Omuta, Japan.Sea temperature
The month with the warmest seawater is August, with an average sea temperature of 27.6°C (81.7°F).Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations.
Daylight
The average length of the day in August is 13h and 21min.On the first day of the month, sunrise is at 05:31 and sunset at 19:17. On the last day of August, sunrise is at 05:52 and sunset at 18:44 JST.
Updated: Jun 17, 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
With an average sea temperature of 27.6°C (81.7°F), August is the month with the warmest seawater.
In August, the average sea temperature is 27.6°C (81.7°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.
The average day length in August is 13h and 21min.
In August, on the first day of the month, sunrise is at 05:31 and sunset at 19:17. On the last day of the month, sunrise is at 05:52 and sunset at 18:44 JST.
Average sea temperature in August
Omuta, Japan
- Average sea temperature in August: 27.6°C
The best month for swimming (with the highest average sea temperature) is August (27.6°C).
The coldest month (with the lowest average sea temperature) is March (14.4°C).
Average daylight in August
Omuta, Japan
- Average daylight in August: 13h and 24min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).





