January
Weather in January
Sea temperature
In Langesund, Norway, in January, the average water temperature is 4.3°C (39.7°F).Note: In the water-based sport of swimming, this state is life-threatening and exceedingly dangerous. The freezing water causes severe discomfort, leading to rapid hyperventilation. A specialized swimsuit is compulsory to avert thermal damage.
Daylight
In Langesund, Norway, the average length of the day in January is 7h and 7min.On the first day of January in Langesund, sunrise is at 09:14 and sunset at 15:34. On the last day of the month, sunrise is at 08:32 and sunset at 16:36 CET.
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
What is the sea temperature in January in Langesund?
In Langesund, Norway, the average seawater temperature in January is 4.3°C (39.7°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
What is the average length of the day in January in Langesund?
In Langesund, the average day length in January is 7h and 7min.
When is the sunrise / sunset in January in Langesund?
On the first day of January in Langesund, Norway, sunrise is at 09:14 and sunset at 15:34. On the last day of the month, sunrise is at 08:32 and sunset at 16:36 CET.
Average sea temperature in January
Langesund, Norway
- Average sea temperature in January: 4.3°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 January
Langesund, Norway
- Average daylight in January: 7h and 1min
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).
