Inches of Mercury to PSI

Convert Inches of Mercury to PSI. 1 inHg equals 0.491154 psi. Type a value on either side; the formula and tables below show how it works.

inHg
psi
1 Inches of Mercury equals
0.491154psi

Formula: psi = inHg × 0.491154. Example: 5 inHg = 2.4558 psi.

1 Inches of Mercury in every unit

PSI0.491154 psi
Bar0.033864 bar
Kilopascals3.3864 kPa
Pascals3,386.39 Pa
Atmospheres0.033421 atm
Millimeters of Mercury25.4 mmHg
Hectopascals33.8639 hPa

Inches of Mercury to PSI table

Inches of MercuryPSI
0.1 inHg0.049115 psi
0.25 inHg0.122789 psi
0.5 inHg0.245577 psi
1 inHg0.491154 psi
2 inHg0.982308 psi
3 inHg1.4735 psi
4 inHg1.9646 psi
5 inHg2.4558 psi
10 inHg4.9115 psi
15 inHg7.3673 psi
20 inHg9.8231 psi
25 inHg12.2789 psi
50 inHg24.5577 psi
75 inHg36.8366 psi
100 inHg49.1154 psi
250 inHg122.7885 psi
500 inHg245.5771 psi
1,000 inHg491.1541 psi
PSIInches of Mercury
0.1 psi0.203602 inHg
0.25 psi0.509005 inHg
0.5 psi1.018 inHg
1 psi2.036 inHg
2 psi4.072 inHg
3 psi6.1081 inHg
4 psi8.1441 inHg
5 psi10.1801 inHg
10 psi20.3602 inHg
15 psi30.5403 inHg
20 psi40.7204 inHg
25 psi50.9005 inHg
50 psi101.801 inHg
75 psi152.7016 inHg
100 psi203.6021 inHg
250 psi509.0052 inHg
500 psi1,018.01 inHg
1,000 psi2,036.02 inHg

How to convert inches of mercury to psi

psi = inHg × 0.491154

Multiply the value in inches of mercury by 0.491154. To go the other way, divide by the same number, or multiply by 2.036. For example, 5 inHg × 0.491154 = 2.4558 psi.

About the units

Inches of Mercury (inHg). About 3,386 pascals. Barometric pressure in US weather reports and aviation.

PSI (psi). Pounds-force per square inch, about 6,895 pascals. Tire pressure and air tools in the US.

Other pressure conversions

PSI to Bar · PSI to Kilopascals · PSI to Pascals · PSI to Atmospheres · PSI to Millimeters of Mercury · PSI to Inches of Mercury · PSI to Hectopascals · Bar to PSI · Kilopascals to PSI · Pascals to PSI · Atmospheres to PSI · Millimeters of Mercury to PSI · Inches of Mercury to PSI · Inches of Mercury to Bar · Inches of Mercury to Kilopascals · Inches of Mercury to Pascals · Inches of Mercury to Atmospheres · Inches of Mercury to Millimeters of Mercury · Inches of Mercury to Hectopascals · Hectopascals to PSI

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