Inches of Mercury to Millibars Conversion

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Round:
Inch of Mercury (inHg)
Millibars (mb)

How to convert inches of mercury (inHg) to millibars (mb)?

1 Inch of mercury (inHg) is equal to 33.863886667 millibars (mb). To convert inHg to millibars, multiply the inHg value by 33.863886667.

For example, to find out how many millibars is 29.9 inches of mercury, multiply 29.9 by 33.863886667, that makes 1012.53 millibars equal to 29.9 inHg.

1 Inch of Mercury = 33.863886667 Millibars

How to convert millibars (mb) to inches of mercury (inHg)?

As 1 inch of mercury is equal to 33.863886667 millibars, to convert millibars to inches of mercury, divide the millibar value by 33.863886667.

For example, to find out how many inches of mercury is 1000 millibars, divide 1000 by 33.863886667, that makes 29.53 inHg equal to 1000 millibars.

1 Millibar = 0.029529983071 Inch of Mercury

For all pressure unit conversions, please check pressure converter.

What is Inch of Mercury?

Inch of Mercury is the pressure exerted by a column of mercury 1 inch (25.4 mm) in height. The symbol is "inHg" or "Hg".

What is Millibar?

Millibar is 1/1000 of bar which is equal to the atmospheric pressure at sea level. The symbol is "mb".

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.