100 PSI to atmospheres
100 psi = 6.804596 atm. Change the amount below, or read the formula and the reference table further down.
100 PSI equals
atmospheres
1 psi = 0.06804596 atm
The formula
PSI and atmospheres both measure pressure from the same zero, so a single multiplier does the job.
atm = psi × 0.0680459639
Going the other way? Convert atmospheres to PSI.
PSI to atmospheres table
Values either side of 100 psi.
| PSI (psi) | Atmospheres (atm) |
|---|---|
| 0 | 0 |
| 10 | 0.68046 |
| 20 | 1.3609 |
| 30 | 2.0414 |
| 40 | 2.7218 |
| 50 | 3.4023 |
| 60 | 4.0828 |
| 70 | 4.7632 |
| 80 | 5.4437 |
| 90 | 6.1241 |
| 100 | 6.8046 |
| 110 | 7.4851 |
| 120 | 8.1655 |
| 130 | 8.846 |
| 140 | 9.5264 |
| 150 | 10.2069 |
| 160 | 10.8874 |
| 170 | 11.5678 |
| 180 | 12.2483 |
| 190 | 12.9287 |
| 200 | 13.6092 |
Questions people ask
- How many atmospheres are in a PSI?
- One PSI equals 0.0680459639 atmospheres.
- How do I convert PSI to atmospheres by hand?
- Multiply the number of PSI by 0.0680459639. For a rough check, 0.068 is close enough for most everyday use.
- What is 100 PSI in atmospheres?
- 100 PSI is 6.804596 atmospheres.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.