STRUCTURAL
Pressure & stress
Pressure, material stress and fluid head.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result0.00000986923 atm1 Pa = 0.00000986923 atm
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Pa to atm Converter
Convert pascal (Pa) to standard atmosphere (atm). Enter a value for an instant result, or use the examples and reverse conversion below.
520units ready to convert
HOW IT IS CALCULATED
Convert through pascal
Enter a pascal value to calculate standard atmosphere with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| pascalfrom Pa | Pa | 1 |
| hectopascalfrom Pa | hPa | 0.01 |
| kilopascalfrom Pa | kPa | 0.001 |
| megapascalfrom Pa | MPa | 0.000001 |
| gigapascalfrom Pa | GPa | 0.000000001 |
| millibarfrom Pa | mbar | 0.01 |
| barfrom Pa | bar | 0.00001 |
| standard atmospherefrom Pa | atm | 0.00000986923 |
| torrfrom Pa | Torr | 0.00750062 |
| millimetre of mercuryfrom Pa | mmHg | 0.00750062 |
| inch of mercury, conventionalfrom Pa | inHg | 0.0002953 |
| millimetre of water, conventionalfrom Pa | mmH₂O | 0.101972 |
| inch of water, conventionalfrom Pa | inH₂O | 0.00401463 |
| pound-force per square footfrom Pa | psf | 0.0208854 |
| pound-force per square inchfrom Pa | psi | 0.000145038 |
| kilopound-force per square inchfrom Pa | ksi | 0.000000145038 |
| kilogram-force per square centimetrefrom Pa | kgf/cm² | 0.0000101972 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Pa to atm Conversion Reference
Pascal (Pa) and standard atmosphere (atm) are units of pressure & stress. Use this page to convert in either direction.
Conversion Examples
| Pascal (Pa) | Standard Atmosphere (atm) |
|---|---|
| 1 Pa | 0.00000986923 atm |
| 5 Pa | 0.0000493462 atm |
| 10 Pa | 0.0000986923 atm |
| 100 Pa | 0.000986923 atm |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
Reverse Conversion
atm to Pa (standard atmosphere to pascal)
Related Pressure & stress Conversions
Pa to hPa (pascal to hectopascal)Pa to kPa (pascal to kilopascal)Pa to MPa (pascal to megapascal)Pa to GPa (pascal to gigapascal)Pa to mbar (pascal to millibar)Pa to bar (pascal to bar)Pa to Torr (pascal to torr)Pa to mmHg (pascal to millimetre of mercury)Pa to inHg (pascal to inch of mercury, conventional)Pa to mmH₂O (pascal to millimetre of water, conventional)Pa to inH₂O (pascal to inch of water, conventional)Pa to psf (pascal to pound-force per square foot)Pa to psi (pascal to pound-force per square inch)Pa to ksi (pascal to kilopound-force per square inch)Pa to kgf/cm² (pascal to kilogram-force per square centimetre)