| Inch of mercury | 1 inHg | 2 inHg | 3 inHg | 4 inHg | 5 inHg | 6 inHg | 7 inHg | 8 inHg | 9 inHg | 10 inHg | 11 inHg | 12 inHg | 13 inHg | 14 inHg | 15 inHg | 16 inHg | 17 inHg | 18 inHg | 19 inHg | 20 inHg | 21 inHg | 22 inHg | 23 inHg | 24 inHg | 25 inHg | 26 inHg | 27 inHg | 28 inHg | 29 inHg | 30 inHg | 31 inHg | 32 inHg | 33 inHg | 34 inHg | 35 inHg | 36 inHg | 37 inHg | 38 inHg | 39 inHg | 40 inHg | 41 inHg | 42 inHg | 43 inHg | 44 inHg | 45 inHg | 46 inHg | 47 inHg | 48 inHg | 49 inHg | 50 inHg | 51 inHg | 52 inHg | 53 inHg | 54 inHg | 55 inHg | 56 inHg | 57 inHg | 58 inHg | 59 inHg | 60 inHg | 61 inHg | 62 inHg | 63 inHg | 64 inHg | 65 inHg | 66 inHg | 67 inHg | 68 inHg | 69 inHg | 70 inHg | 71 inHg | 72 inHg | 73 inHg | 74 inHg | 75 inHg | 76 inHg | 77 inHg | 78 inHg | 79 inHg | 80 inHg | 81 inHg | 82 inHg | 83 inHg | 84 inHg | 85 inHg | 86 inHg | 87 inHg | 88 inHg | 89 inHg | 90 inHg | 91 inHg | 92 inHg | 93 inHg | 94 inHg | 95 inHg | 96 inHg | 97 inHg | 98 inHg | 99 inHg | 100 inHg |
| atmosphere | 0.0334211 atm | 0.0668421 atm | 0.1002632 atm | 0.1336842 atm | 0.1671053 atm | 0.2005264 atm | 0.2339474 atm | 0.2673685 atm | 0.3007895 atm | 0.3342106 atm | 0.3676317 atm | 0.4010527 atm | 0.4344738 atm | 0.4678949 atm | 0.5013159 atm | 0.5347370 atm | 0.5681580 atm | 0.6015791 atm | 0.6350002 atm | 0.6684212 atm | 0.7018423 atm | 0.7352633 atm | 0.7686844 atm | 0.8021055 atm | 0.8355265 atm | 0.8689476 atm | 0.9023686 atm | 0.9357897 atm | 0.9692108 atm | 1.0026318 atm | 1.0360529 atm | 1.0694740 atm | 1.1028950 atm | 1.1363161 atm | 1.1697371 atm | 1.2031582 atm | 1.2365793 atm | 1.2700003 atm | 1.3034214 atm | 1.3368424 atm | 1.3702635 atm | 1.4036846 atm | 1.4371056 atm | 1.4705267 atm | 1.5039477 atm | 1.5373688 atm | 1.5707899 atm | 1.6042109 atm | 1.6376320 atm | 1.6710530 atm | 1.7044741 atm | 1.7378952 atm | 1.7713162 atm | 1.8047373 atm | 1.8381584 atm | 1.8715794 atm | 1.9050005 atm | 1.9384215 atm | 1.9718426 atm | 2.0052637 atm | 2.0386847 atm | 2.0721058 atm | 2.1055268 atm | 2.1389479 atm | 2.1723690 atm | 2.2057900 atm | 2.2392111 atm | 2.2726321 atm | 2.3060532 atm | 2.3394743 atm | 2.3728953 atm | 2.4063164 atm | 2.4397374 atm | 2.4731585 atm | 2.5065796 atm | 2.5400006 atm | 2.5734217 atm | 2.6068428 atm | 2.6402638 atm | 2.6736849 atm | 2.7071059 atm | 2.7405270 atm | 2.7739481 atm | 2.8073691 atm | 2.8407902 atm | 2.8742112 atm | 2.9076323 atm | 2.9410534 atm | 2.9744744 atm | 3.0078955 atm | 3.0413165 atm | 3.0747376 atm | 3.1081587 atm | 3.1415797 atm | 3.1750008 atm | 3.2084219 atm | 3.2418429 atm | 3.2752640 atm | 3.3086850 atm | 3.3421061 atm |
Inch of mercury (inHg and "Hg) is a unit of measurement for pressure. It is still used for barometric pressure in weather reports, refrigeration and aviation in the United States.
| 1 Inches of mercury ≈ 0.033421060942512 atmospheres | 6 Inches of mercury ≈ 0.20052636565507 atmospheres |
| 2 Inches of mercury ≈ 0.066842121885023 atmospheres | 7 Inches of mercury ≈ 0.23394742659758 atmospheres |
| 3 Inches of mercury ≈ 0.10026318282754 atmospheres | 8 Inches of mercury ≈ 0.26736848754009 atmospheres |
| 4 Inches of mercury ≈ 0.13368424377005 atmospheres | 9 Inches of mercury ≈ 0.30078954848261 atmospheres |
| 5 Inches of mercury ≈ 0.16710530471256 atmospheres | 10 Inches of mercury ≈ 0.33421060942512 atmospheres |
The standard atmosphere (symbol: atm) is a unit of pressure defined as 101325 Pa (1.01325 bar). It is sometimes used as a reference or standard pressure.
| 1 atmospheres ≈ 29.921252401895 Inches of mercury | 6 atmospheres ≈ 179.52751441137 Inches of mercury |
| 2 atmospheres ≈ 59.84250480379 Inches of mercury | 7 atmospheres ≈ 209.44876681326 Inches of mercury |
| 3 atmospheres ≈ 89.763757205684 Inches of mercury | 8 atmospheres ≈ 239.37001921516 Inches of mercury |
| 4 atmospheres ≈ 119.68500960758 Inches of mercury | 9 atmospheres ≈ 269.29127161705 Inches of mercury |
| 5 atmospheres ≈ 149.60626200947 Inches of mercury | 10 atmospheres ≈ 299.21252401895 Inches of mercury |
| 1 Inches of mercury ≈ 0.0334211 atmospheres |
| 1 atmospheres ≈ 29.9212524 Inches of mercury |