hPa
Hectopascal
Metric System

Hectopascal (hPa)

A hectopascal (hPa) equals 100 Pascals and is identical to one millibar. Hectopascals are the standard unit for atmospheric pressure in meteorology and aviation worldwide. Standard sea level pressure is 1013.25 hPa. Weather maps display pressure in hPa.

Convert From Hectopascals

Convert To Hectopascals

Conversion Factors

1 hPa 100 Pa
1 hPa 0.1 kPa
1 hPa 0.0001 MPa
1 hPa 0.001 bar
1 hPa 1 mbar
1 hPa 0.0145037738 psi
1 hPa 2.0885434233 psf
1 hPa 0.0009869233 atm
1 hPa 0.7500615758 mmHg
1 hPa 0.7500616827 Torr
1 hPa 0.0295299802 inHg
1 hPa 1.019716213 cmH₂O

Related Units