Convert Pascals to atmospheres
1 pascal = 0.000009869 atmospheres · atm = Pa ÷ 101,325
When you need this conversion
This conversion goes from pascals, the SI pressure unit used in engineering, to atmospheres, pressure relative to sea level, used in diving and chemistry. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Pascals to atmospheres conversion table
| Pascals (Pa) | Atmospheres (atm) |
|---|---|
| 1 Pa | 0.000009869 atm |
| 2 Pa | 0.000019738 atm |
| 3 Pa | 0.000029608 atm |
| 5 Pa | 0.000049346 atm |
| 10 Pa | 0.000098692 atm |
| 15 Pa | 0.000148038 atm |
| 20 Pa | 0.000197385 atm |
| 25 Pa | 0.000246731 atm |
| 50 Pa | 0.000493462 atm |
| 75 Pa | 0.000740192 atm |
| 100 Pa | 0.000986923 atm |
| 250 Pa | 0.002467308 atm |
| 500 Pa | 0.004934616 atm |
| 1,000 Pa | 0.009869233 atm |
The formula
atm = Pa ÷ 101,325Because both units measure pressure, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Atmospheres to pascals →Related pressure conversions
- Bars to atmospheres
- Atmospheres to bars
- Pascals to kilopascals
- Pascals to bars
- Pascals to pounds per square inch
- Pascals to torr
- Kilopascals to atmospheres
- Pounds per square inch to atmospheres
- Torr to atmospheres
- Kilopascals to pascals
- Kilopascals to bars
- Kilopascals to pounds per square inch
Frequently asked questions
- How many atmospheres are in a pascal?
- There are 0.000009869 atmospheres in 1 pascal. The formula is atm = Pa ÷ 101,325.
- How do you convert pascals to atmospheres?
- Use the formula atm = Pa ÷ 101,325. For example, 10 pascals equals 0.000098692 atmospheres.
- Is the pascals to atmospheres conversion exact?
- Yes. Pascals and atmospheres are both units of pressure, related by an exact defined factor. Displayed results are rounded for readability.
- What is Pa short for?
- Pa is the standard symbol for pascal. atm is the symbol for atmosphere.