October weather forecastAioi, Japan
October
Weather in October
Sea temperature
In Aioi, Japan, the average seawater temperature in October is 23.3°C (73.9°F).Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Swimming in 23.3°C (73.9°F) might be delightful. (Remember: The Olympics' swimming events have water temperatures between 25°C (77°F) and 28°C (82.4°F).)
Daylight
In October, the average length of the day is 11h and 19min.On the first day of the month, sunrise is at 05:56 and sunset at 17:46. On the last day of October, sunrise is at 06:22 and sunset at 17:09 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 Aioi, the average seawater temperature in October is 23.3°C (73.9°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.3°C (73.9°F) water.
In October, the average day length is 11h and 19min.
In October, on the first day of the month, sunrise is at 05:56 and sunset at 17:46. On the last day of the month, in Aioi, Japan, sunrise is at 06:22 and sunset at 17:09 JST.
Average sea temperature in October
Aioi, Japan
- Average sea temperature in October: 23.3°C
The best month for swimming (with the highest average sea temperature) is August (27.4°C).
The coldest months (with the lowest average sea temperature) are February and March (13.8°C).
Average daylight in October
Aioi, Japan
- Average daylight in October: 11h and 18min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).





