Convert mmHg to atmospheres

Free online converter from mmHg to atmospheres. Type a value to get an instant result, check the formula and use the quick reference table below.

mmHg (mmHg)

atmospheres (atm)

1 mmHg = 0.00131579 atm

Formula: atm = mmHg × 0.00131579

Conversion table

mmHg (mmHg)	atmospheres (atm)
1	0.00131579
2	0.00263158
5	0.00657895
10	0.0131579
20	0.0263158
50	0.0657895
100	0.131579
250	0.328947
500	0.657895
1000	1.31579

Popular values

2 mmHg → atm 5 mmHg → atm 10 mmHg → atm 15 mmHg → atm 20 mmHg → atm 25 mmHg → atm 30 mmHg → atm 40 mmHg → atm 50 mmHg → atm 75 mmHg → atm 100 mmHg → atm 150 mmHg → atm 200 mmHg → atm 250 mmHg → atm 500 mmHg → atm 1000 mmHg → atm

Frequently asked questions

How many atm are in 1 mmHg?

1 mmHg = 0.00131579 atm.

How do I convert mmHg to atmospheres?

Multiply the value in mmHg by 0.00131579 to get atmospheres.

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