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1mm hg to atm conversion

1mm hg to atm = 0.00131579 atm (1 mmhg to atm). 1 millimeter of mercury (conventional) equals 0.00131579 standard atmospheres, rounded to 6 significant digits.

Converter

millimeter of mercury (mmHg, conventional)
standard atmosphere (atm)

How to convert 1 mmHg to atm

  1. Find the conversion factor: 1 mmHg = 0.001315789661 atm.
  2. Multiply the value: 1 × 0.001315789661 = 0.00131578966114.
  3. Round the result: 1 mmHg ≈ 0.00131579 atm.

Millimeters of mercury to standard atmospheres conversion table

mmHgatm
1 mmHg0.00131579 atm
2 mmHg0.00263158 atm
5 mmHg0.00657895 atm
10 mmHg0.0131579 atm
20 mmHg0.0263158 atm
25 mmHg0.0328947 atm
50 mmHg0.0657895 atm
100 mmHg0.131579 atm
500 mmHg0.657895 atm
1000 mmHg1.31579 atm

For other amounts use the millimeters of mercury to standard atmospheres converter.

1 mmHg in other pressure units

Reverse: 1 atm to mmhg

Going the other way, 1 standard atmosphere equals 760 mmHg (1 atm to mmhg). As a check, 0.00131579 atm converts back to 1 mmHg.

1 mmHg to atm FAQs

How many standard atmospheres are in 1 millimeter of mercury (conventional)?

1 millimeter of mercury (conventional) = 0.00131579 standard atmospheres, rounded to 6 significant digits.

How do I convert 1 mmHg to atm?

atm = mmHg × 0.001315789661. Applying it to 1 mmHg gives 0.00131579 atm.

What is 1 standard atmospheres in millimeters of mercury?

1 standard atmospheres = 760 mmHg. See 1 atm to mmhg.

What is 1 millimeter of mercury (conventional) in standard atmospheres?

1 mmHg = 0.001315789661 atm.

About millimeters of mercury and standard atmospheres

Millimeter of mercury (mmHg)

A conventional millimeter of mercury is 133.322387415 pascals. It is used for blood pressure and some vacuum and weather readings.

Standard atmosphere (atm)

A standard atmosphere is exactly 101,325 pascals. It is used as a reference pressure in chemistry, physics and diving.

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