January
Weather in January
Sea temperature
In Port-Louis, France, the average seawater temperature in January is 10.4°C (50.7°F).Note: It is risky to swim in 10.4°C (50.7°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Daylight
In January, the average length of the day is 8h and 56min.On the first day of the month, sunrise is at 09:01 and sunset at 17:31. On the last day of January, sunrise is at 08:41 and sunset at 18:11 CET.
Updated: Feb 9, 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 January in Port-Louis?
In Port-Louis, the average seawater temperature in January is 10.4°C (50.7°F). Swimming in 10.4°C (50.7°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the average length of the day in January in Port-Louis?
In Port-Louis, France, the average day length in January is 8h and 56min.
When is the sunrise / sunset in January in Port-Louis?
On the first day of January in Port-Louis, sunrise is at 09:01 and sunset at 17:31. On the last day of the month, sunrise is at 08:41 and sunset at 18:11 CET.
Average sea temperature in January
Port-Louis, France
- Average sea temperature in January: 10.4°C
The best month for swimming (with the highest average sea temperature) is August (17.9°C).
The coldest month (with the lowest average sea temperature) is February (9.9°C).
Average daylight in January
Port-Louis, France
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
