Convert atmosphere (atm) to bar (bar).
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Bar to Atmosphere Converter (bar to atm)
Convert bar (bar) to atmosphere (atm).Unit Converter · Pressure
Quick answer
1 bar is approximately equal to 0.9869233 atmospheres (atm). 1 atmosphere (atm) is equal to 1.01325 bars (bar).
To convert bar to atm, multiply the value in bars by 0.9869232667 (or divide by 1.01325). For example, 10 bar = 9.86923267 atm, and 100 bar = 98.69232667 atm.
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Quick reference — bar to atmosphere
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How to convert bars to atmospheres
How many atmospheres are in a bar? 1 bar is about 0.9869233 atmospheres. This free bar to atm converter and bar to atmosphere calculator gives the answer instantly for any value.
To convert bar (bar) to atmosphere (atm), multiply the value in bars by 0.9869232667, or divide it by 1.01325.
atm = bar × 0.9869232667
- 1
Take the value in bars
For example, 25 bar.
- 2
Multiply by 0.9869232667
25 × 0.9869232667.
- 3
Read the answer in atmospheres
25 bar = 24.67308167 atm.
Bar to Atmosphere conversion table
Common values from 1 to 1,000 bars converted to atmospheres.
| Bar (bar) | Atmosphere (atm) |
|---|---|
| 1 bar | 0.98692327 atm |
| 2 bar | 1.97384653 atm |
| 3 bar | 2.9607698 atm |
| 4 bar | 3.94769307 atm |
| 5 bar | 4.93461633 atm |
| 6 bar | 5.9215396 atm |
| 7 bar | 6.90846287 atm |
| 8 bar | 7.89538613 atm |
| 9 bar | 8.8823094 atm |
| 10 bar | 9.86923267 atm |
| 15 bar | 14.803849 atm |
| 20 bar | 19.73846533 atm |
| 25 bar | 24.67308167 atm |
| Bar (bar) | Atmosphere (atm) |
|---|---|
| 30 bar | 29.607698 atm |
| 40 bar | 39.47693067 atm |
| 50 bar | 49.34616334 atm |
| 60 bar | 59.215396 atm |
| 70 bar | 69.08462867 atm |
| 75 bar | 74.019245 atm |
| 80 bar | 78.95386134 atm |
| 90 bar | 88.823094 atm |
| 100 bar | 98.69232667 atm |
| 250 bar | 246.73081668 atm |
| 500 bar | 493.46163336 atm |
| 1,000 bar | 986.92326672 atm |
About bars and atmospheres
Bar (bar)
A bar is exactly 100,000 pascals, close to normal atmospheric pressure. It is used for tyre, gas and industrial pressures.
Atmosphere (atm)
A standard atmosphere (atm) is exactly 101,325 pascals, the average air pressure at sea level.
bar to atm: common questions
- How many atmospheres are in 1 bar?
- 1 bar is approximately equal to 0.9869233 atmospheres (atm). In short: 1 bar ≈ 0.9869233 atm.
- How do I convert bars to atmospheres?
- To convert bar to atm, multiply the value in bars by 0.9869232667 (or divide by 1.01325). For example, 5 bar = 4.93461633 atm.
- How do I convert atmospheres to bars?
- To convert atm to bar, multiply the value in atmospheres by 1.01325. Or open the Atmosphere to Bar converter, which does it for you.
- What is 10 bar in atm, and what is 100 bar?
- 10 bar = 9.86923267 atm, and 100 bar = 98.69232667 atm. The table above lists more values from 1 to 1,000.
- Is this bar to atm converter accurate?
- Yes. It uses the exact conversion factor and shows results to as many as 8 decimal places, so you can rely on it for study, work and everyday measuring.
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