Convert millimeters of mercury to atmospheres

Convert mmHg to atm (Swap)

The "millimeters of mercury" unit is commonly confused with other units. Click for details.
The "millimeters of mercury" unit is commonly confused the units listed below which have similar names and/or values. Please ensure that you've selected the correct unit for the more accurate conversion!
  • millimeters of mercury, defined as 133.322387415 Pa
  • torr, defined as 133.322368421052631578947368421 Pa

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Guide

How to convert millimeters of mercury into atmospheres?

To convert millimeters of mercury into atmospheres, preform the following calculations:

1 mmHg = 0.0013158 atm

pressure in millimeters of mercury × 0.0013158 = pressure in atmospheres

Example:

15 mmHg

15 millimeters of mercury × 0.0013158 = 0.019737 atmospheres

How many atmospheres in a millimeter of mercury?

There are 0.0013158 atmospheres in a millimeter of mercury.

How many millimeters of mercury in a atmosphere?

There are 759.9999 millimeters of mercury in a atmosphere.


Value Chart

Millimeters of Mercury (mmHg)Atmospheres (atm)
0 mmHg0 atm
0.01 mmHg0.000013158 atm
0.1 mmHg0.00013158 atm
0.2 mmHg0.00026316 atm
0.3 mmHg0.00039474 atm
0.4 mmHg0.00052632 atm
0.5 mmHg0.00065789 atm
0.6 mmHg0.00078947 atm
0.7 mmHg0.00092105 atm
0.8 mmHg0.0010526 atm
0.9 mmHg0.0011842 atm
1 mmHg0.0013158 atm
1.2 mmHg0.0015789 atm
1.4 mmHg0.0018421 atm
1.6 mmHg0.0021053 atm
1.8 mmHg0.0023684 atm
2 mmHg0.0026316 atm
2.2 mmHg0.0028947 atm
2.4 mmHg0.0031579 atm
2.6 mmHg0.0034211 atm
2.8 mmHg0.0036842 atm
3 mmHg0.0039474 atm
3.2 mmHg0.0042105 atm
3.4 mmHg0.0044737 atm
3.6 mmHg0.0047368 atm
3.8 mmHg0.005 atm
4 mmHg0.0052632 atm
4.2 mmHg0.0055263 atm
4.4 mmHg0.0057895 atm
4.6 mmHg0.0060526 atm
4.8 mmHg0.0063158 atm
5 mmHg0.0065789 atm
5.5 mmHg0.0072368 atm
6 mmHg0.0078947 atm
6.5 mmHg0.0085526 atm
7 mmHg0.0092105 atm
7.5 mmHg0.0098684 atm
8 mmHg0.010526 atm
8.5 mmHg0.011184 atm
9 mmHg0.011842 atm
9.5 mmHg0.0125 atm
10 mmHg0.013158 atm
11 mmHg0.014474 atm
12 mmHg0.015789 atm
13 mmHg0.017105 atm
14 mmHg0.018421 atm
15 mmHg0.019737 atm
16 mmHg0.021053 atm
17 mmHg0.022368 atm
18 mmHg0.023684 atm
19 mmHg0.025 atm
20 mmHg0.026316 atm
21 mmHg0.027632 atm
22 mmHg0.028947 atm
23 mmHg0.030263 atm
24 mmHg0.031579 atm
25 mmHg0.032895 atm
26 mmHg0.034211 atm
27 mmHg0.035526 atm
28 mmHg0.036842 atm
29 mmHg0.038158 atm
30 mmHg0.039474 atm
31 mmHg0.040789 atm
32 mmHg0.042105 atm
33 mmHg0.043421 atm
34 mmHg0.044737 atm
35 mmHg0.046053 atm
36 mmHg0.047368 atm
37 mmHg0.048684 atm
38 mmHg0.05 atm
39 mmHg0.051316 atm
40 mmHg0.052632 atm
41 mmHg0.053947 atm
42 mmHg0.055263 atm
43 mmHg0.056579 atm
44 mmHg0.057895 atm
45 mmHg0.059211 atm
46 mmHg0.060526 atm
47 mmHg0.061842 atm
48 mmHg0.063158 atm
49 mmHg0.064474 atm
50 mmHg0.065789 atm
52 mmHg0.068421 atm
54 mmHg0.071053 atm
56 mmHg0.073684 atm
58 mmHg0.076316 atm
60 mmHg0.078947 atm
62 mmHg0.081579 atm
64 mmHg0.084211 atm
66 mmHg0.086842 atm
68 mmHg0.089474 atm
70 mmHg0.092105 atm
72 mmHg0.094737 atm
74 mmHg0.097368 atm
76 mmHg0.1 atm
78 mmHg0.10263 atm
80 mmHg0.10526 atm
82 mmHg0.10789 atm
84 mmHg0.11053 atm
86 mmHg0.11316 atm
88 mmHg0.11579 atm
90 mmHg0.11842 atm
92 mmHg0.12105 atm
94 mmHg0.12368 atm
96 mmHg0.12632 atm
98 mmHg0.12895 atm
100 mmHg0.13158 atm

Sources & References

UnitSwap uses sources (which are listed below) to ensure the best accuracy on conversions. See more information about reliable sources and conversion accuracy here.

Millimeters of Mercury definition source: en.wikipedia.org
Atmospheres definition source: en.wikipedia.org

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