Will Bottled Water Go Bad in the Sun?

How Long Can Water Last in the Sun? The safety of bottled water in the sun is quite stable for shorter periods. The 2014 study found over four weeks that as exposure lengthens, chemicals increase but level out before they become unsafe.

Is it OK to leave bottled water in the sun?

A study done by the University of Florida found that if a plastic water bottle is exposed to long periods of heat, it can release bisphenol A (commonly abbreviated as BPA) and the chemical element antimony into the water (via Vice).

What happens to bottled water left in the sun?

Leaving a case of water bottles in the sun will not cause dangerous chemicals to break down in the water, although heat can affect the integrity of the bottle and change the taste of the water.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.