Weather in April
Sea temperature
In April, the average sea temperature in Uusikaupunki, Finland, is 0.4°C (32.7°F).Note: In terms of swimming, this condition is dangerously life-threatening. Water temperatures cause sharp pain and provoke immediate hyperventilation. A specialized swimsuit is compulsory to alleviate thermal damage.
Daylight
In April, the average length of the day in Uusikaupunki, Finland, is 14h and 42min.On the first day of April, sunrise is at 06:56 and sunset at 20:19. On the last day of the month, sunrise is at 05:28 and sunset at 21:34 EEST.
Frequently asked questions
What is the water temperature in April in Uusikaupunki?
In Uusikaupunki, in April, the average water temperature is 0.4°C (32.7°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.
How many hours of daylight does Uusikaupunki have in April?
In April, the average day length in Uusikaupunki, Finland, is 14h and 42min.
When is the sunrise / sunset in April in Uusikaupunki?
On the first day of April in Uusikaupunki, Finland, sunrise is at 06:56 and sunset at 20:19. On the last day of the month, sunrise is at 05:28 and sunset at 21:34 EEST.
Average sea temperature in April
Uusikaupunki, Finland
- Average sea temperature in April: 0.4°C
The best month for swimming (with the highest average sea temperature) is August (13.1°C).
The coldest months (with the lowest average sea temperature) are February and March (-0.3°C).
Average daylight in April
Uusikaupunki, Finland
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
Uusikaupunki, Finland
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