Chemistry
Boiling Point at Altitude Calculator
Find water's boiling point at a given altitude.
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Water boils below 100 °C at altitude because air pressure is lower.
The math behind it
A handy approximation: water's boiling point drops about 1 °C for every 285 m of elevation.
Worked Example
1,500 m → ~94.7 °C.
Frequently Asked Questions
Cooking impact?
Lower boiling temperature means food takes longer to cook at altitude.
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