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Convert Atmosphere to Bar.

Input the value of atmospheres below to convert instantly to bars with standard conversions, definitions, and equations.

Pressure Converter
atm
bar
Value in Bars = Value in Atmospheres × 1.01325 Multiply the value in atmospheres by the conversion factor 1.01325.

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How to Convert Atmospheres to Bars

To convert atmosphere to bar, we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.

atmosphere-to-bar-formula.py
# Mathematical Formula
Value in Bars = Value in Atmospheres × 1.01325
# Worked Example (5 atm)
5 atm × 1.01325 = 5.0663 bar
What is a Atmosphere?

Atmosphere (atm)

Reference pressure defined as mean sea-level atmospheric pressure (101,325 Pa).

What is a Bar?

Bar (bar)

Metric unit of pressure defined as exactly 100,000 Pascals (approx. atmospheric pressure at sea level).

Atmosphere to Bar Conversion Table

Atmosphere (atm) Bar (bar)
1 atm 1.01325 bar
2 atm 2.0265 bar
3 atm 3.03975 bar
5 atm 5.06625 bar
10 atm 10.1325 bar
15 atm 15.19875 bar
20 atm 20.265 bar
25 atm 25.33125 bar
50 atm 50.6625 bar
100 atm 101.325 bar
250 atm 253.3125 bar
500 atm 506.625 bar
1000 atm 1013.25 bar

Bar to Atmosphere Conversion Table

Bar (bar) Atmosphere (atm)
1 bar 0.98692 atm
2 bar 1.97385 atm
3 bar 2.96077 atm
5 bar 4.93462 atm
10 bar 9.86923 atm
15 bar 14.80385 atm
20 bar 19.73847 atm
25 bar 24.67308 atm
50 bar 49.34616 atm
100 bar 98.69233 atm
250 bar 246.73082 atm
500 bar 493.46163 atm
1000 bar 986.92327 atm
Questions

Frequently Asked Questions

How do I convert atmospheres to bars?

Multiply the value in atmospheres by the conversion factor 1.01325. For example, to convert 5 atmospheres to bars: 5 × 1.01325 = 5.0663 bar.

What is the conversion factor from atmosphere to bar?

The conversion factor is 1.01325. One atmosphere is equal to 1.01325 bars.

What is the reverse conversion from bar to atmosphere?

To convert bars back to atmospheres, multiply by 0.986923 (or divide the value by 1.01325). One bar is equal to 0.986923 atmospheres.

How many PSI are in 1 atmosphere?

There are approximately 14.696 PSI in 1 standard atmosphere.

What is a Pascal in pressure?

A Pascal (Pa) is the basic unit of pressure in the SI system, equal to one Newton of force per square meter.

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