Unit Converter › Pressure › psi → atm
Pressure · scale · base pascal
psi to atm
1 pound/inch² (psi) = 0.0680459639099 atm. Multiply by 0.0680459639099. One pound/inch² (psi) is 0.0680459639099 atm.
Convert
scale · base pascal
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| Every unit at once | Value | Unit |
|---|
psi to atm table
| pound/inch² (psi) | atm | Unit |
|---|---|---|
| 1 psi | 0.0680459639099 | atm |
| 2 psi | 0.13609192782 | atm |
| 3 psi | 0.20413789173 | atm |
| 5 psi | 0.340229819549 | atm |
| 10 psi | 0.680459639099 | atm |
| 20 psi | 1.3609192782 | atm |
| 25 psi | 1.70114909775 | atm |
| 50 psi | 3.40229819549 | atm |
| 100 psi | 6.80459639099 | atm |
| 500 psi | 34.0229819549 | atm |
| 1,000 psi | 68.0459639099 | atm |
gauge or absolute
Tyre and boiler gauges usually read pressure above the surrounding air, not total pressure. This converter changes units only — it cannot know which zero your gauge uses.