January
Weather in January
Sea temperature
In Shinagawa, Japan, the average seawater temperature in January is 15.7°C (60.3°F).Note: Swimming in water that is 15.7°C (60.3°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Shinagawa, Japan, the average length of the day in January is 10h and 4min.On the first day of January, sunrise is at 06:50 and sunset at 16:38. On the last day of the month, sunrise is at 06:42 and sunset at 17:06 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 temperature in January in Shinagawa?
In January, the average sea temperature is 15.7°C (60.3°F). Swimming in 15.7°C (60.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Shinagawa have in January?
The average day length in January in Shinagawa is 10h and 4min.
When is the sunrise / sunset in January in Shinagawa?
In January, on the first day of the month, sunrise is at 06:50 and sunset at 16:38. On the last day of the month, sunrise is at 06:42 and sunset at 17:06 JST.
Average sea temperature in January
Shinagawa, Japan
- Average sea temperature in January: 15.7°C
The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).
Average daylight in January
Shinagawa, Japan
- Average daylight in January: 10h and 1min
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 48min).
