Weather in April
Sea temperature
In Årstein, Norway, in April, the average water temperature is 4.3°C (39.7°F).Note: In swimming situations, the extreme cold and danger can lead to fatality. Without the protection of insulated waterproof gear, hypothermia takes effect quickly.
Daylight
The average length of the day in April in Årstein is 15h and 59min.On the first day of the month, sunrise is at 05:53 and sunset at 19:53. On the last day of April, sunrise is at 03:39 and sunset at 21:54 CEST.
Frequently asked questions
What is the water temperature in April in Årstein?
In April, the average sea temperature is 4.3°C (39.7°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 Årstein have in April?
In Årstein, Norway, the average day length in April is 15h and 59min.
What time are sunrise and sunset in April in Årstein?
On the first day of April in Årstein, Norway, sunrise is at 05:53 and sunset at 19:53. On the last day of the month, sunrise is at 03:39 and sunset at 21:54 CEST.
Average sea temperature in April
Årstein, Norway
- Average sea temperature in April: 4.3°C
The best month for swimming (with the highest average sea temperature) is August (12.3°C).
The coldest month (with the lowest average sea temperature) is March (3.7°C).
Average daylight in April
Årstein, Norway
- Average daylight in April: 16h and 0min
The month with the longest days is August (Average daylight: 17h and 36min).
The month with the shortest days is June (Average daylight: 0h and 0min).
Årstein, Norway
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