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Atmosphere Converter

Convert atmospheres (atm) to kilopascals (kPa) instantly. Includes the exact conversion factor, formula and a quick reference table.

Enter values

Results update as you type.

Result

Kilopascals

101.325 kPa

Pascals
101,325 Pa
Hectopascals
1,013.25 hPa
Megapascals
0.101325 MPa
Bar
1.0133 bar
Millibar
1,013.25 mbar
Pounds per square inch
14.6959 psi
Step-by-stepShow
  1. 1 atm × 101.325 = 101.325 kPa

Atmospheres to Kilopascals conversion table

Atmospheres (atm)Kilopascals (kPa)
0.110.1325
0.550.6625
1101.325
2202.65
5506.625
101,013.25
202,026.5
505,066.25
10010,132.5
50050,662.5
1,000101,325

About the Atmosphere Converter

Convert atmospheres (atm) to kilopascals (kPa) instantly. Includes the exact conversion factor, formula and a quick reference table.

Also known as: atm to kPa, Atmospheres to Kilopascals, convert Atmospheres to Kilopascals, atm to kpa, atm to psi, atmospheres to bar.

How to use this calculator

  1. Enter value in atmospheres.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Open “Step-by-step” to see how the answer was worked out.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

kPa = atm × 101.325

Worked example

Using the values pre-filled in the calculator above:

  • Value in atmospheres = 1 atm

the calculator returns:

  • Kilopascals: 101.325 kPa
  • Pascals: 101,325 Pa
  • Hectopascals: 1,013.25 hPa
  • Megapascals: 0.101325 MPa

Working

  1. 1 atm × 101.325 = 101.325 kPa

Frequently asked questions

How many kilopascals are in one atmosphere?

1 atm equals 101.325 kPa.