Convert millibars to psi
millibars to pounds per square inch. Enter a value to convert, or use the millibars to psi chart further down the page.
1 millibar equals 0.0145038 pounds per square inch. Going the other way, 1 pound per square inch = 68.9476 millibars.
How to convert millibars to psi
To convert millibars to pounds per square inch, multiply the millibar value by 0.01450377377. You can also divide by 68.94757293 to get the same answer.
psi = mbar × 0.01450377377
Worked example
Convert 15 mbar to pounds per square inch:
15 mbar = 0.217557 psi
millibars to psi conversion chart
Use this millibars to psi table for quick reference without typing anything.
| millibars (mbar) | pounds per square inch (psi) |
|---|---|
| 0.01 mbar | 0.000145038 psi |
| 0.1 mbar | 0.00145038 psi |
| 1 mbar | 0.0145038 psi |
| 2 mbar | 0.0290075 psi |
| 3 mbar | 0.0435113 psi |
| 5 mbar | 0.0725189 psi |
| 10 mbar | 0.145038 psi |
| 20 mbar | 0.290075 psi |
| 50 mbar | 0.725189 psi |
| 100 mbar | 1.45038 psi |
| 1,000 mbar | 14.5038 psi |
What is a millibar?
A millibar is 100 pascals, identical to a hectopascal. It is the standard unit in weather reports.
What is a pound per square inch?
One psi is one pound-force per square inch, about 6,894.76 pascals. It is the standard pressure unit for tyres and hydraulics in the US.
Frequently asked questions
How many psi are in a millibar?
1 millibars equals 0.0145038 psi. Going the other way, 1 psi is 68.9476 millibars.
How do you convert millibars to psi?
To convert millibars to pounds per square inch, multiply the millibar value by 0.01450377377. You can also divide by 68.94757293 to get the same answer.
What is 10 millibars in psi?
10 millibars equals 0.145038 psi. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert millibars to other units
- psi to millibars
- millibars to bar
- millibars to pascals
- millibars to kPa
- millibars to atm
- millibars to mmHg
- millibars to torr
- millibars to inHg
Convert other units to psi
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