Convert psi to atm
1 pound per square inch equals 0.068046 atmospheres. To convert pounds per square inch to atmospheres, multiply the number of pounds per square inch by 0.068046: for example, 10 psi is 0.68046 atm. Ethical Tube's free psi to atm converter does the math as you type, and the chart below lists common values.
1 psi = 0.068046 atm
- 1 psi
- 0.068046 atm
- 1 atm
- 14.6959 psi
- Formula
- atm = psi × 0.068046
- Measures
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- Works offline
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Conversion chart
psi to atm chart
| Pounds per square inch (psi) | Atmospheres (atm) |
|---|---|
| 1 psi | 0.068046 atm |
| 2 psi | 0.136092 atm |
| 3 psi | 0.204138 atm |
| 4 psi | 0.272184 atm |
| 5 psi | 0.34023 atm |
| 6 psi | 0.408276 atm |
| 8 psi | 0.544368 atm |
| 10 psi | 0.68046 atm |
| 12 psi | 0.816552 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 |
How it works
How to convert psi to atm
Know the formula
atm = psi × 0.068046. In words: multiply the number of pounds per square inch by 0.068046.
Work an example
10 psi → 0.68046 atm. Round to two or three decimal places for everyday use.
Or type it in
Enter any value in the converter above and the answer appears instantly, in both directions.
Good to know
About pressure units
- Tire pressure is usually given in psi in the US and in bar or kPa in Europe.
- Standard air pressure at sea level is 1 atmosphere: 101.325 kPa, 1.01325 bar, or about 14.7 psi.
FAQ
Questions, answered
How many atmospheres are in a pound per square inch?
There are 0.068046 atmospheres in 1 pound per square inch. To convert pounds per square inch to atmospheres, multiply the number of pounds per square inch by 0.068046.
What is 10 psi in atm?
10 pounds per square inch is 0.68046 atmospheres.
How do you convert atm back to psi?
Multiply the number of atmospheres by 14.6959. 1 atmosphere is 14.6959 pounds per square inch.
Is this psi to atm converter free?
Yes. It's free and works in any browser, even offline once the page has loaded. The answer updates as you type, and nothing you enter is sent anywhere.
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