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Hectopascals to Standard atmospheres Converter

Adjust the numbers below — results update instantly

From:

To:

Hectopascals

hPa

Standard atmospheres

atm

Calculation

1hPa × (100 / 101325) = 0.000986923atm

→ Rounded to display: 0.000987atm

How to Convert Hectopascals to Standard atmospheres

Example:

15 hPa = 0.014804 atm

1 hPa = 0.000987 atm | 1 atm = 1013.25 hPa

Conversion Steps:

15 × (100 / 101325) = 0.014803849