atm to bar converter
1 standard atmosphere equals 1.01325 bar. Conversions use bar = atm × 1.0132
atm → 1.01325 bar
bar = atm × 1.0132
Converter
Worked examples
- 1 atm = 1.01325 bar
- 2 atm = 2.0265 bar
- 5 atm = 5.06625 bar
- 10 atm = 10.1325 bar
- 100 atm = 101.325 bar
standard atmospheres to bar conversion table
| atm | bar | Arithmetic |
|---|---|---|
| 1 atm | 1.01325 bar | × 1.0132 |
| 2 atm | 2.0265 bar | × 1.0132 |
| 3 atm | 3.03975 bar | × 1.0132 |
| 4 atm | 4.053 bar | × 1.0132 |
| 5 atm | 5.06625 bar | × 1.0132 |
| 6 atm | 6.0795 bar | × 1.0132 |
| 8 atm | 8.106 bar | × 1.0132 |
| 10 atm | 10.1325 bar | × 1.0132 |
| 12 atm | 12.159 bar | × 1.0132 |
| 15 atm | 15.19875 bar | × 1.0132 |
| 20 atm | 20.265 bar | × 1.0132 |
| 25 atm | 25.33125 bar | × 1.0132 |
| 30 atm | 30.3975 bar | × 1.0132 |
| 40 atm | 40.53 bar | × 1.0132 |
| 50 atm | 50.6625 bar | × 1.0132 |
| 60 atm | 60.795 bar | × 1.0132 |
| 70 atm | 70.9275 bar | × 1.0132 |
| 80 atm | 81.06 bar | × 1.0132 |
| 90 atm | 91.1925 bar | × 1.0132 |
| 100 atm | 101.325 bar | × 1.0132 |
How to convert atm to bar
- Take your value in standard atmospheres.
- Multiply by 1.0132
- That is your answer in bar — no rounding needed until you choose a display precision.
Related conversions
bar to atmkPa to barbar to kPabar to psibar to mmHgbar to inHgbar to hPabar to MPapsi to barall pressure units
Questions
How many bar in 1 standard atmosphere?
Exactly 1.01325 bar. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert atm to bar?
Multiply the standard atmospheres figure by 1.0132 — or use the converter above, which updates as you type.
Is atm to bar the same as bar to atm?
No — they are inverses. One atm is 1.01325 bar, while one bar is 0.98692327 atm.
What is 1 atm in bar?
1 atm = 1.01325 bar (see the value page for the full arithmetic).