About how long does water vapor stay in the air

asked Aug 19, 2017 42.6k views

3 votes

by Homer

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3 votes

Until it precipitates. How long that takes is unknown though it may take many years.

Horhshubham answered Aug 20, 2017

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6 votes

It will stay in the air for as long as it stay above 100 degrees Fahrenheit or 212 degrees Celsius.

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