Millibars to PSI Converter
Convert millibars (mbar) to pounds per square inch (psi)
Result
0.01450377377 psi
PSI
1 mbar = 0.01450377377 psi
1 mbar in other units
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How to convert millibars to pounds per square inch
One millibar equals 0.01450377 pounds per square inch, so multiply the number of millibars by 0.01450377.
psi = mbar × 0.01450377
1 mbar = 0.01450377 psi · 1 psi = 68.94757 mbar
Worked example
To convert 5 millibars to pounds per square inch: 5 mbar × 0.01450377 = 0.07251887 psi.
About millibars (mbar)
A millibar is one thousandth of a bar (equal to a hectopascal), used in weather maps.
About pounds per square inch (psi)
Pounds per square inch is used for tyre pressure, air compressors and hydraulics.
More conversions
Millibars to other units
Frequently asked questions
How many pounds per square inch are in one millibar?
One millibar equals 0.01450377 pounds per square inch.
How many millibars are in one pound per square inch?
One pound per square inch equals 68.94757 millibars.
How do I convert millibars to pounds per square inch?
Use the formula psi = mbar × 0.01450377. For example, 5 mbar × 0.01450377 = 0.07251887 psi.