Atmosphere to Millimeter of Mercury Conversion Chart

This chart converts Atmosphere (atm) to Millimeter of Mercury (mmHg) using the factor 760.0021. One atm equals 760.0021 mmHg; one mmHg equals 0.0013157858 atm.

mmHg = atm × 760.002

atm	mmHg
1	760
2	1,520
3	2,280
4	3,040
5	3,800
6	4,560
7	5,320
8	6,080
9	6,840
10	7,600
11	8,360
12	9,120
13	9,880
14	10,640
15	11,400
16	12,160
17	12,920
18	13,680
19	14,440
20	15,200
21	15,960
22	16,720
23	17,480
24	18,240.1
25	19,000.1
26	19,760.1
27	20,520.1
28	21,280.1
29	22,040.1
30	22,800.1
31	23,560.1
32	24,320.1
33	25,080.1
34	25,840.1
35	26,600.1
36	27,360.1
37	28,120.1
38	28,880.1
39	29,640.1
40	30,400.1
41	31,160.1
42	31,920.1
43	32,680.1
44	33,440.1
45	34,200.1
46	34,960.1
47	35,720.1
48	36,480.1
49	37,240.1
50	38,000.1

atm	mmHg
51	38,760.1
52	39,520.1
53	40,280.1
54	41,040.1
55	41,800.1
56	42,560.1
57	43,320.1
58	44,080.1
59	44,840.1
60	45,600.1
61	46,360.1
62	47,120.1
63	47,880.1
64	48,640.1
65	49,400.1
66	50,160.1
67	50,920.1
68	51,680.1
69	52,440.1
70	53,200.1
71	53,960.1
72	54,720.2
73	55,480.2
74	56,240.2
75	57,000.2
76	57,760.2
77	58,520.2
78	59,280.2
79	60,040.2
80	60,800.2
81	61,560.2
82	62,320.2
83	63,080.2
84	63,840.2
85	64,600.2
86	65,360.2
87	66,120.2
88	66,880.2
89	67,640.2
90	68,400.2
91	69,160.2
92	69,920.2
93	70,680.2
94	71,440.2
95	72,200.2
96	72,960.2
97	73,720.2
98	74,480.2
99	75,240.2
100	76,000.2

How to use this chart

Find the atm value in the left column and read its mmHg 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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