Convert Millimeter of Mercury to Atmosphere
1 millimeter of mercury = 0.0013157897 atmospheres (mmHg to atm).
Need to move between millimeters of mercury and atmospheres? A millimeter of mercury is smaller than a atmosphere — it takes 760 of them to make a single atmosphere. One atmosphere works out to 760 millimeters of mercury in the other direction. The converter above does this in real time, and the reference chart lists the values that come up most often.
1 mmHg = 0.0013157897 atm
How to convert Millimeters of Mercury to Atmospheres
Multiply the millimeter of mercury value by 0.00131579 to get atmospheres.
Example: 10 millimeters of mercury = 0.0131579 atmospheres.
Millimeter of Mercury to Atmosphere Conversion Chart
| Millimeters of Mercury | Atmospheres |
|---|---|
| 1 mmHg | 0.0013157897 atm |
| 2 mmHg | 0.0026315793 atm |
| 3 mmHg | 0.003947369 atm |
| 5 mmHg | 0.0065789483 atm |
| 10 mmHg | 0.013157897 atm |
| 20 mmHg | 0.026315793 atm |
| 25 mmHg | 0.032894742 atm |
| 50 mmHg | 0.065789483 atm |
| 100 mmHg | 0.13157897 atm |
| 1000 mmHg | 1.3157897 atm |
Frequently Asked Questions
- How many atmospheres are in a millimeter of mercury?
- There are 0.0013157897 atmospheres in 1 millimeter of mercury.
- How do you convert millimeters of mercury to atmospheres?
- Multiply the millimeter of mercury value by 0.00131579 to get atmospheres.
- What is 5 millimeters of mercury in atmospheres?
- 5 millimeters of mercury equals 0.0065789483 atmospheres.
- What is 100 millimeters of mercury in atmospheres?
- 100 millimeters of mercury equals 0.13157897 atmospheres.
- What is 1 atmosphere in millimeters of mercury?
- 1 atmosphere equals 759.99989 millimeters of mercury.
- Is this millimeter of mercury to atmosphere converter free?
- Yes. The converter is free, needs no sign-up, and runs entirely in your browser — the values you enter never leave your device.