Instantly convert bar (bar) to atmospheres (atm). Bidirectional, accurate, and free.
To convert bar to atmospheres, use the formula atmospheres = bar × 0.9869. For example, 2 bar equals 1.9738 atmospheres. Type any number into the calculator above and the result appears instantly — you can also type into the atmospheres box to convert the other way.
| Bar | Atmospheres |
|---|---|
| 10 bar | 9.8692 atm |
| 20 bar | 19.7385 atm |
| 30 bar | 29.6077 atm |
| 32 bar | 31.5815 atm |
| 35 bar | 34.5423 atm |
| 40 bar | 39.4769 atm |
| 50 bar | 49.3462 atm |
| 60 bar | 59.2154 atm |
There are 0.9869 atmospheres in one bar. To convert any value, apply the formula atmospheres = bar × 0.9869.
The formula is atmospheres = bar × 0.9869. Enter a value above and the result updates instantly in both directions.
Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.
Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.