September weather forecastMihara, 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 Mihara, Japan.Sea temperature
In Mihara, the average seawater temperature in September is 26°C (78.8°F).Note: Water activities in surface temperatures between 25°C (77°F) and 29°C (84.2°F) are seen as exceptional and extremely agreeable for lengthened time spans.
Daylight
In Mihara, Japan, the average length of the day in September is 12h and 24min.On the first day of September, sunrise is at 05:41 and sunset at 18:34. On the last day of the month, sunrise is at 06:01 and sunset at 17:53 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 Mihara, the average seawater temperature in September is 26°C (78.8°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 September in Mihara, Japan, is 12h and 24min.
On the first day of September, sunrise is at 05:41 and sunset at 18:34. On the last day of the month, sunrise is at 06:01 and sunset at 17:53 JST.
Average sea temperature in September
Mihara, 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
Mihara, 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).





