How long can a human stay afloat?
How long can a human stay afloat? There will be circumstances over which you have no control, such as water temperature and sea conditions. However, you can make the most out of your situation. A person can survive for an hour in 5°C (41°F) water, 2 hours in 10°C (50°F), 6 hours in 15°C (59°F), and over 25 hours in 20°C (68°F) and above.
What is the longest anyone has survived at sea?
:: Oguri Jukichi Japanese captain Oguri Jukichi holds the Guinness World Record for the longest known time that anyone has survived adrift at sea. Joined by one of his sailors, the skipper managed to survive for approximately 484 days after their cargo ship was damaged in a storm off the Japanese coast in October 1813.