MMHG to Atmospheres Converter
Convert millimeters of mercury to atmospheres instantly. Free online calculator.
Quick reference:
1 mmHg = 0.001315789474 atm
Tip: You can swap the direction to convert atm → mmHg.
About Millimeters of mercury and Atmospheres
Millimeters of mercury (mmHg) is a unit of length in the metric system. It is commonly used for everyday measurements such as body height, fabric, furniture, and small distances.
Atmospheres (atm) is a unit of length in the imperial/US customary system. It is widely used in the United States and in many industries (construction, screens, tools) where inches are standard.
Conversion formulas
- 1 mmHg = 0.001315789474 atm
- 1 atm = 760 mmHg
Tip: You can swap the direction if you want to convert atm → mmHg.