Convert bar to atmospheres
Bar (bar) to atmosphere (atm). One bar equals 0.986923 atmospheres.
Formula
Bar to atmosphere conversion table
| Bar | Atmospheres | Atmospheres | Bar |
|---|---|---|---|
| 1 bar | 0.986923 atm | 1 atm | 1.0132 bar |
| 2 bar | 1.9738 atm | 2 atm | 2.0265 bar |
| 3 bar | 2.9608 atm | 3 atm | 3.0398 bar |
| 5 bar | 4.9346 atm | 5 atm | 5.0663 bar |
| 10 bar | 9.8692 atm | 10 atm | 10.1325 bar |
| 20 bar | 19.7385 atm | 20 atm | 20.265 bar |
| 50 bar | 49.3462 atm | 50 atm | 50.6625 bar |
| 100 bar | 98.6923 atm | 100 atm | 101.33 bar |
| 500 bar | 493.46 atm | 500 atm | 506.63 bar |
| 1000 bar | 986.92 atm | 1000 atm | 1013.25 bar |
To convert bar to atmospheres, divide the number of bar by 1.0132. One bar equals 0.986923 atmospheres, and one atmosphere equals 1.0132 bar, so the relationship is fixed and exact. As a worked example, 10 bar comes to 9.8692 atm. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a pressure conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common bar values already worked out in atmospheres, plus the reverse atmosphere to bar direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many atmospheres are in a bar?
One bar equals 0.986923 atmospheres. The ratio is constant, so you can multiply any number of bar by 0.986923 to get atmospheres.
What is the formula to convert bar to atmospheres?
Use atmospheres = bar ÷ 1.0132. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert atmospheres back to bar?
Go the other way by using one atmosphere equals 1.0132 bar. You can also press the swap button in the converter above to flip the direction in one click.
Is this bar to atmosphere converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.