Atmosphere to PSI Converter
Convert atmospheres to psi with this free pressure converter. The exact relationship used on this page is 1 atmosphere = 14.6959487755 psi. Type any number — the result updates instantly, works on phones and desktops, and is ready to copy into homework, a spec sheet, or a shopping list.
Formula: PSI = Atmosphere × 14.6959487755
How to convert atmospheres to psi
- Enter the value in atmospheres in the converter.
- Read the equivalent amount in psi.
- Use the swap link if you need psi to atmosphere instead.
- Check the table for common values without typing.
Worked examples
- 1 atm = 14.69594878 psi
- 5 atm = 73.47974388 psi
- 10 atm = 146.9594878 psi
- 25 atm = 367.3987194 psi
Conversion table
Common atmospheres values converted to psi.
| atm | psi |
|---|---|
| 1 | 14.69594878 |
| 2 | 29.39189755 |
| 3 | 44.08784633 |
| 4 | 58.7837951 |
| 5 | 73.47974388 |
| 6 | 88.17569265 |
| 7 | 102.8716414 |
| 8 | 117.5675902 |
| 9 | 132.263539 |
| 10 | 146.9594878 |
| 20 | 293.9189755 |
| 50 | 734.7974388 |
| 100 | 1,469.594878 |
| 250 | 3,673.987194 |
| 500 | 7,347.974388 |
| 1,000 | 14,695.94878 |
About this conversion
Atmosphere (atm) and PSI (psi) are both pressure units. Tire pressure, weather maps, scuba, and industrial gauges all report pressure in different units. Bookmark this URL when you convert atmospheres to psi often, then explore related pairs in the same category if you need a different target unit.
Need the other direction? Open the psi to atmosphere converter.
FAQ
How many psi are in 1 atmosphere?+
1 atmosphere equals 14.6959487755 psi.
What is the formula to convert atmospheres to psi?+
PSI = Atmosphere × 14.6959487755
How do I convert atmospheres to psi by hand?+
Multiply the atmosphere value by 14.6959487755. Example: 10 atmospheres × 14.6959487755 = 146.959487755 psi.
Is this atm to psi converter accurate?+
Yes. Linear conversions use internationally agreed factors relative to SI. Temperature and inverse fuel units use the standard offset or reciprocal formulas, not a guessed scale factor.