Millimeter of Mercury to Atmosphere Conversion Chart
This chart converts Millimeter of Mercury (mmHg) to Atmosphere (atm) using the factor 0.0013157858. One mmHg equals 0.0013157858 atm; one atm equals 760.0021 mmHg.
atm = mmHg × 0.00131579
| mmHg | atm |
|---|---|
| 100 | 0.131579 |
| 200 | 0.263157 |
| 300 | 0.394736 |
| 400 | 0.526314 |
| 500 | 0.657893 |
| 600 | 0.789472 |
| 700 | 0.92105 |
| 800 | 1.052629 |
| 900 | 1.184207 |
| 1,000 | 1.315786 |
| 1,100 | 1.447364 |
| 1,200 | 1.578943 |
| 1,300 | 1.710522 |
| 1,400 | 1.8421 |
| 1,500 | 1.973679 |
| 1,600 | 2.105257 |
| 1,700 | 2.236836 |
| 1,800 | 2.368415 |
| 1,900 | 2.499993 |
| 2,000 | 2.631572 |
| 2,100 | 2.76315 |
| 2,200 | 2.894729 |
| 2,300 | 3.026307 |
| 2,400 | 3.157886 |
| 2,500 | 3.289465 |
| 2,600 | 3.421043 |
| 2,700 | 3.552622 |
| 2,800 | 3.6842 |
| 2,900 | 3.815779 |
| 3,000 | 3.947358 |
| 3,100 | 4.078936 |
| 3,200 | 4.210515 |
| 3,300 | 4.342093 |
| 3,400 | 4.473672 |
| 3,500 | 4.60525 |
| 3,600 | 4.736829 |
| 3,700 | 4.868408 |
| 3,800 | 4.999986 |
| 3,900 | 5.131565 |
| 4,000 | 5.263143 |
| 4,100 | 5.394722 |
| 4,200 | 5.526301 |
| 4,300 | 5.657879 |
| 4,400 | 5.789458 |
| 4,500 | 5.921036 |
| 4,600 | 6.052615 |
| 4,700 | 6.184193 |
| 4,800 | 6.315772 |
| 4,900 | 6.447351 |
| 5,000 | 6.578929 |
| mmHg | atm |
|---|---|
| 5,100 | 6.710508 |
| 5,200 | 6.842086 |
| 5,300 | 6.973665 |
| 5,400 | 7.105244 |
| 5,500 | 7.236822 |
| 5,600 | 7.368401 |
| 5,700 | 7.499979 |
| 5,800 | 7.631558 |
| 5,900 | 7.763136 |
| 6,000 | 7.894715 |
| 6,100 | 8.026294 |
| 6,200 | 8.157872 |
| 6,300 | 8.289451 |
| 6,400 | 8.421029 |
| 6,500 | 8.552608 |
| 6,600 | 8.684187 |
| 6,700 | 8.815765 |
| 6,800 | 8.947344 |
| 6,900 | 9.078922 |
| 7,000 | 9.210501 |
| 7,100 | 9.342079 |
| 7,200 | 9.473658 |
| 7,300 | 9.605237 |
| 7,400 | 9.736815 |
| 7,500 | 9.868394 |
| 7,600 | 9.999972 |
| 7,700 | 10.131551 |
| 7,800 | 10.26313 |
| 7,900 | 10.394708 |
| 8,000 | 10.526287 |
| 8,100 | 10.657865 |
| 8,200 | 10.789444 |
| 8,300 | 10.921022 |
| 8,400 | 11.052601 |
| 8,500 | 11.18418 |
| 8,600 | 11.315758 |
| 8,700 | 11.447337 |
| 8,800 | 11.578915 |
| 8,900 | 11.710494 |
| 9,000 | 11.842073 |
| 9,100 | 11.973651 |
| 9,200 | 12.10523 |
| 9,300 | 12.236808 |
| 9,400 | 12.368387 |
| 9,500 | 12.499965 |
| 9,600 | 12.631544 |
| 9,700 | 12.763123 |
| 9,800 | 12.894701 |
| 9,900 | 13.02628 |
| 10,000 | 13.157858 |
How to use this chart
Find the mmHg value in the left column and read its atm equivalent on the right. Every row uses the same conversion factor, so the printable table is suitable for quick reference without recalculating each value.
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