Atm to Bar

1 atm = 1.013250 bar

Converter Calculator

1 Atmospheres (atm) = 1.01325 Bar (bar)

Explanation

Convert atm to pascals and divide by 100,000 Pa per bar.

Common Conversion Values

Atmospheres (atm)Bar (bar)
0.1 0.101325
0.5 0.506625
1 1.01325
5 5.06625
10 10.1325
14.7 14.894775
29.92 30.31644
100 101.325
101.325 102.667556
1,000 1,013.25

How to use this hub

  1. Choose a converter family.
  2. If converting to/from grams from a volume unit, select an ingredient.
  3. For pure unit changes (volume↔volume or weight↔weight), use universal conversions.

If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.

Frequently Asked Questions

What defines this conversion?

The factor is derived from exact pascal-based pressure definitions.

Is the reverse conversion available?

Yes. Use the switch button or open the Bar (bar) to Atmospheres (atm) hub to view the mirror conversion.

Can I use decimals?

Yes. Decimal inputs are supported so fractional pressure values remain precise in calculator output.