Kilopascal to Atmosphere Converter
1 kPa = 0.009869 atm — convert instantly with formula and table.
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Quick answer: one kilopascal equals 0.009869 atmospheres. So to convert kilopascals to atmospheres, multiply by 0.00986923.
How to convert kilopascals to atmospheres
atmospheres = kilopascals × 0.0098692327
The kilopascal (1,000 Pa) is the practical metric pressure unit — tire pressures in metric countries are quoted around 220 kPa.
The standard atmosphere (101,325 Pa) represents average sea-level air pressure — the natural reference for diving depth and chemistry.
Kilopascal to Atmosphere conversion table
| Kilopascal (kPa) | Atmosphere (atm) |
|---|---|
| 0.01 kPa | 0.00009869 atm |
| 0.1 kPa | 0.00098692 atm |
| 0.25 kPa | 0.002467 atm |
| 0.4 kPa | 0.003948 atm |
| 0.75 kPa | 0.007402 atm |
| 1.25 kPa | 0.012337 atm |
| 1.75 kPa | 0.017271 atm |
| 2.5 kPa | 0.024673 atm |
| 3.5 kPa | 0.034542 atm |
| 4.5 kPa | 0.044412 atm |
| 6 kPa | 0.059215 atm |
| 8 kPa | 0.078954 atm |
| 10 kPa | 0.098692 atm |
| 12 kPa | 0.118431 atm |
| 14 kPa | 0.138169 atm |
| 16 kPa | 0.157908 atm |
| 18 kPa | 0.177646 atm |
| 20 kPa | 0.197385 atm |
| 24 kPa | 0.236862 atm |
| 26 kPa | 0.2566 atm |
| 30 kPa | 0.296077 atm |
| 35 kPa | 0.345423 atm |
| 45 kPa | 0.444115 atm |
| 55 kPa | 0.542808 atm |
| 65 kPa | 0.6415 atm |
| 75 kPa | 0.740192 atm |
| 85 kPa | 0.838885 atm |
| 95 kPa | 0.937577 atm |
| 110 kPa | 1.0856 atm |
| 125 kPa | 1.2337 atm |
| 175 kPa | 1.7271 atm |
| 250 kPa | 2.4673 atm |
| 350 kPa | 3.4542 atm |
| 450 kPa | 4.4412 atm |
| 600 kPa | 5.9215 atm |
| 750 kPa | 7.4019 atm |
| 900 kPa | 8.8823 atm |
| 1,500 kPa | 14.8038 atm |
| 2,500 kPa | 24.6731 atm |
| 10,000 kPa | 98.6923 atm |
Need the opposite direction? Use the Atmosphere to Kilopascal converter, or read our complete guide to pressure conversions for every formula in one place.
Frequently asked questions
How many atmospheres are in one kilopascal?
One kilopascal equals 0.009869 atmospheres. Multiply any kilopascal value by 0.00986923 to get atmospheres.
What is 10 kilopascals in atmospheres?
10 kilopascals equal 0.098692 atmospheres (10 × 0.009869).
Is the kilopascal to atmosphere conversion exact?
The conversion factor used here (0.0098692327) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.