Convert Hectopascal (hPa) to Atmosphere (atm)

1 hPa = 0.000986923 atm

Unit conversion from Hectopascal to Atmosphere. Use the reference table and formula below to convert Hectopascal ⇄ Atmosphere at a glance.

Formula: 1 hPa = 0.000986923 atm

Reference table

HectopascalAtmosphere
1 hPa0.000986923 atm
2 hPa0.00197385 atm
3 hPa0.00296077 atm
5 hPa0.00493462 atm
10 hPa0.00986923 atm
20 hPa0.0197385 atm
50 hPa0.0493462 atm
100 hPa0.0986923 atm

About this conversion

Pressure conversions are used for weather, tire pressure, blood pressure and diving.

Frequently asked questions

How do I convert hPa to atm?

Use the formula "1 hPa = 0.000986923 atm". For example, 10 hPa = 0.00986923 atm.

How many hPa are in 1 atm?

1 atm = 1,013.25 hPa (the reverse Atmosphere → Hectopascal conversion).

How are hPa and atm related?

1 atmosphere equals 1013.25 hPa. Weather reports use hPa, while atm is a standard reference pressure.

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