Atmospheres to kPa
One standard atmosphere is defined as exactly 101.325 kPa. It is the average pressure at sea level, and every ten metres of water depth adds roughly another atmosphere.
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Common values
Formula
kPa = atm × 101.325
Weather forecasts use hPa, a tenth of a kPa. 1,013 hPa is 101.3 kPa, which is one atmosphere.
Frequently asked questions
QHow many kPa is 1 atm?
1 atm is 101.325 kPa, and 10 atm is 1013.25 kPa. Type any value in the box above to convert instantly.
QAnd how many atm is 1 kPa?
1 kPa is 0.01 atm. This converter works both ways, so typing in the right box updates the left one.
QWhere is this unit used?
Weather forecasts use hPa, a tenth of a kPa. 1,013 hPa is 101.3 kPa, which is one atmosphere.
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Traditional units (geun, doe, majigi and so on) vary by region and product.