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Pressure Converter

Convert PSI (Pounds per Square Inch) to Atmosphere.

Input the value of psi below to convert instantly to atmospheres with standard conversions, definitions, and equations.

Pressure Converter
psi
atm
Value in Atmospheres = Value in PSI × 0.068046 Multiply the value in psi by the conversion factor 0.068046.

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How to Convert PSI to Atmospheres

To convert psi (pounds per square inch) to atmosphere, we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.

psi-to-atmosphere-formula.py
# Mathematical Formula
Value in Atmospheres = Value in PSI × 0.068046
# Worked Example (5 psi)
5 psi × 0.068046 = 0.3402 atm
What is a PSI (Pounds per Square Inch)?

PSI (Pounds per Square Inch) (psi)

US customary unit of pressure, representing pound-force applied to 1 square inch.

What is a Atmosphere?

Atmosphere (atm)

Reference pressure defined as mean sea-level atmospheric pressure (101,325 Pa).

PSI (Pounds per Square Inch) to Atmosphere Conversion Table

PSI (Pounds per Square Inch) (psi) Atmosphere (atm)
1 psi 0.06805 atm
2 psi 0.13609 atm
3 psi 0.20414 atm
5 psi 0.34023 atm
10 psi 0.68046 atm
15 psi 1.02069 atm
20 psi 1.36092 atm
25 psi 1.70115 atm
50 psi 3.4023 atm
100 psi 6.8046 atm
250 psi 17.01149 atm
500 psi 34.02298 atm
1000 psi 68.04596 atm

Atmosphere to PSI (Pounds per Square Inch) Conversion Table

Atmosphere (atm) PSI (Pounds per Square Inch) (psi)
1 atm 14.69595 psi
2 atm 29.3919 psi
3 atm 44.08785 psi
5 atm 73.47974 psi
10 atm 146.95949 psi
15 atm 220.43923 psi
20 atm 293.91898 psi
25 atm 367.39872 psi
50 atm 734.79744 psi
100 atm 1469.59488 psi
250 atm 3673.98719 psi
500 atm 7347.97439 psi
1000 atm 14695.94878 psi
Questions

Frequently Asked Questions

How do I convert psi to atmospheres?

Multiply the value in psi by the conversion factor 0.068046. For example, to convert 5 psi to atmospheres: 5 × 0.068046 = 0.3402 atm.

What is the conversion factor from psi (pounds per square inch) to atmosphere?

The conversion factor is 0.068046. One psi (pounds per square inch) is equal to 0.068046 atmospheres.

What is the reverse conversion from atmosphere to psi (pounds per square inch)?

To convert atmospheres back to psi, multiply by 14.695949 (or divide the value by 0.068046). One atmosphere is equal to 14.695949 psi.

How many PSI are in 1 atmosphere?

There are approximately 14.696 PSI in 1 standard atmosphere.

What is a Pascal in pressure?

A Pascal (Pa) is the basic unit of pressure in the SI system, equal to one Newton of force per square meter.

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