January
Weather in January
Sea temperature
In Saint David's, United Kingdom, in January, the average water temperature is 9.3°C (48.7°F).Note: Entering waters of 9.3°C (48.7°F) is life-endangering. A mere moment in 13°C (55.4°F) waters feels piercing cold, and below 10°C (50°F) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.
Daylight
The average length of the day in January is 8h and 23min.On the first day of January, sunrise is at 8:28 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:06 pm GMT.
Updated: Feb 8, 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
How cold is the water in January in Saint David's?
In January, the average sea temperature in Saint David's, United Kingdom, is 9.3°C (48.7°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
How many hours of daylight does Saint David's have in January?
The average day length in January in Saint David's, United Kingdom, is 8h and 23min.
When is the sunrise / sunset in January in Saint David's?
On the first day of January, sunrise is at 8:28 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:06 pm GMT.
Average sea temperature in January
Saint David's, United Kingdom
- Average sea temperature in January: 9.3°C
The best month for swimming (with the highest average sea temperature) is August (16.2°C).
The coldest month (with the lowest average sea temperature) is March (8.7°C).
Average daylight in January
Saint David's, United Kingdom
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
