April weather forecastLangesund, Norway

April

Weather in April

Sea temperature

In Langesund, Norway, the average seawater temperature in April is 6.6°C (43.9°F).
Note: Taking a dip in 6.6°C (43.9°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation.

Daylight

In Langesund, the average length of the day in April is 14h and 31min.
On the first day of the month, sunrise is at 06:45 and sunset at 20:03. On the last day of April, sunrise is at 05:24 and sunset at 21:11 CEST.

Frequently asked questions

In April, the average sea temperature in Langesund, Norway, is 6.6°C (43.9°F). Swimming in 6.6°C (43.9°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.

In April, the average day length in Langesund is 14h and 31min.

In April, on the first day of the month, sunrise is at 06:45 and sunset at 20:03. On the last day of the month, sunrise is at 05:24 and sunset at 21:11 CEST.
Average sea temperature

Average sea temperature in April
Langesund, Norway

  • Average sea temperature in April: 6.6°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
Langesund, Norway

  • Average daylight in April: 14h and 30min

The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).