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inHg to hPa

One inHg is 33.86 hPa. US and Canadian altimeter settings are given in inHg while most of the world uses hPa; the standard 29.92 inHg is 1,013.25 hPa.

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Common values

Formula

hPa = inHg × 33.8639

A wrong altimeter setting shifts your true altitude. One inHg of error is roughly a thousand feet.

Frequently asked questions

Q. How many hPa is 1 inHg?

1 inHg is 33.864 hPa, and 10 inHg is 338.639 hPa. Type any value in the box above to convert instantly.

Q. And how many inHg is 1 hPa?

1 hPa is 0.03 inHg. This converter works both ways, so typing in the right box updates the left one.

Q. Where is this unit used?

A wrong altimeter setting shifts your true altitude. One inHg of error is roughly a thousand feet.

Other converters

Traditional units (geun, doe, majigi and so on) vary by region and product.