December
Weather in December
Sea temperature
In Mihara, Japan, the average seawater temperature in December is 17.7°C (63.9°F).Note: In water with a temperature of 17.7°C (63.9°F), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:55 and sunset at 16:57. On the last day of December, in Mihara, sunrise is at 07:13 and sunset at 17:07 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
What is the sea water temperature in December in Mihara?
In Mihara, Japan, the average seawater temperature in December is 17.7°C (63.9°F). For swimming, a surface water temperature of 17.7°C (63.9°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the month with the shortest days in Mihara?
The month with the shortest days in Mihara, Japan, is December, with an average of 9h and 54min of daylight.
What is the average length of the day in December in Mihara?
In Mihara, Japan, the average day length in December is 9h and 54min.
When are sunrise and sunset in December in Mihara?
In December, on the first day of the month, sunrise is at 06:55 and sunset at 16:57. On the last day of the month, in Mihara, Japan, sunrise is at 07:13 and sunset at 17:07 JST.
Average sea temperature in December
Mihara, Japan
- Average sea temperature in December: 17.7°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 December
Mihara, Japan
- Average daylight in December: 9h and 5min
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).
