ATM to Bar Converter
1 standard atmosphere = 1.01325 bar. Sea-level atmospheric pressure.
Formula:1 atm = 1.01325 bar
Quick conversion table — Atmosphere to Bar
0.5 atm0.506625 bar
1 atm1.01325 bar
2 atm2.0265 bar
5 atm5.06625 bar
10 atm10.1325 bar
20 atm20.265 bar
50 atm50.6625 bar
100 atm101.325 bar
500 atm506.625 bar
1,000 atm1,013.25 bar
How to convert atm to bar
To convert atm to bar, use the formula: 1 atm = 1.01325 bar. Simply enter the value you want to convert in the field above and the result appears instantly. You can also type in the result field to reverse the conversion.
All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000). Results are accurate to 8 significant figures.
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