April
Weather in April
Sea temperature
In April, the average sea temperature in Sæby, Denmark, is 7.1°C (44.8°F).Note: Swimming in 7.1°C (44.8°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 13°C (55.4°F) feels frosty.
Daylight
The average length of the day in April is 14h and 21min.On the first day of the month, sunrise is at 06:44 and sunset at 19:58. On the last day of April, sunrise is at 05:29 and sunset at 21:01 CEST.
Updated: Jan 26, 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 April in Sæby?
In April, the average sea temperature in Sæby, Denmark, is 7.1°C (44.8°F). Swimming in 7.1°C (44.8°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 April in Sæby?
The average day length in April in Sæby is 14h and 21min.
When is the sunrise / sunset in April in Sæby?
On the first day of April in Sæby, Denmark, sunrise is at 06:44 and sunset at 19:58. On the last day of the month, sunrise is at 05:29 and sunset at 21:01 CEST.
Average sea temperature in April
Sæby, Denmark
- Average sea temperature in April: 7.1°C
The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in April
Sæby, Denmark
- Average daylight in April: 14h and 2min
The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 48min).
