December weather forecastOmuta, Japan
December
Weather in December
Sea temperature
In Omuta, Japan, in December, the average water temperature is 18.3°C (64.9°F).Note: In water of 18.3°C (64.9°F), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 07:03 and sunset at 17:11. On the last day of the month, sunrise is at 07:20 and sunset at 17:21 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
In December, the average sea temperature is 18.3°C (64.9°F). Swimming in 18.3°C (64.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
December has the shortest days of the year, with an average of 10h and 0min of daylight.
The average day length in December is 10h and 1min.
On the first day of December, sunrise is at 07:03 and sunset at 17:11. On the last day of the month, sunrise is at 07:20 and sunset at 17:21 JST.
Average sea temperature in December
Omuta, Japan
- Average sea temperature in December: 18.3°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 December
Omuta, Japan
- Average daylight in December: 10h and 0min
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).
