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PSI to Atmospheres Converter

1 psi = 0.06804596391 atm. Type any value to convert PSI to atmospheres.

1 psi = 0.06804596391 atm

Formula: atm = psi × 0.06804596391

Common values
Decimals
In every unit 13 units
Pascal (Pa) 6,894.757293 Pa
Hectopascal (hPa) 68.94757293 hPa
Kilopascal (kPa) 6.894757293 kPa
Megapascal (MPa) 0.006894757293 MPa
Millibar (mbar) 68.94757293 mbar
Bar (bar) 0.06894757293 bar
Standard atmosphere (atm) 0.06804596391 atm
Technical atmosphere (at) 0.07030695796 at
Pound per square inch (psi) 1 psi
Millimeter of mercury (mmHg) 51.7149252 mmHg
Torr (Torr) 51.71493257 Torr
Inch of mercury (inHg) 2.036020461 inHg
Inch of water (inH₂O) 27.67990471 inH₂O

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If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

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PSI to atmospheres table

Formula: atm = psi × 0.06804596391

Pound per square inch (psi)Standard atmosphere (atm)
0.1 psi0.006804596391 atm
0.25 psi0.01701149098 atm
0.5 psi0.03402298195 atm
1 psi0.06804596391 atm
2 psi0.1360919278 atm
3 psi0.2041378917 atm
4 psi0.2721838556 atm
5 psi0.3402298195 atm
6 psi0.4082757835 atm
7 psi0.4763217474 atm
8 psi0.5443677113 atm
9 psi0.6124136752 atm
10 psi0.6804596391 atm
12 psi0.8165515669 atm
15 psi1.020689459 atm
20 psi1.360919278 atm
25 psi1.701149098 atm
30 psi2.041378917 atm
40 psi2.721838556 atm
50 psi3.402298195 atm
60 psi4.082757835 atm
75 psi5.103447293 atm
100 psi6.804596391 atm
150 psi10.20689459 atm
200 psi13.60919278 atm
250 psi17.01149098 atm
500 psi34.02298195 atm
1,000 psi68.04596391 atm

How to use: PSI to Atmospheres

  1. 1 Type the value in PSI.
  2. 2 The result in atmospheres appears at once – or type in the atmospheres field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of pressure.

About this tool

Pound per square inch (psi) is a unit of pressure (imperial and US customary); 1 psi = 6,894.757293 Pa. Standard atmosphere (atm) is a unit of pressure; 1 atm = 101,325 Pa.

To convert PSI to atmospheres, multiply the value by 0.06804596391 (atm = psi × 0.06804596391). Example: 2.5 psi = 0.1701149098 atm.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert PSI to atmospheres?

To convert PSI to atmospheres, multiply the value by 0.06804596391: atm = psi × 0.06804596391. For example 2.5 psi = 0.1701149098 atm.

What is 1 psi in atmospheres?

1 psi = 0.06804596391 atm. The other way round, 1 atm = 14.69594878 psi.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of pressure here?

Yes – choose any of the 13 units of pressure in the From and To lists, or switch to another measurement at the top.

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