Pressure

Millimeters of Mercury to Hectopascals

Convert millimeters of mercury to hectopascals instantly.

About this conversion

Millimeters of mercury (mmHg) are used for blood pressure. Normal blood pressure is approximately 120/80 mmHg. Hectopascals (hPa) equal millibars (mbar). The standard unit in weather forecasts — normal air pressure is approximately 1,013 hPa. Use the converter above to quickly go from millimeters of mercury to hectopascals.

How to use

Enter a value in the millimeters of mercury field and instantly see the result in hectopascals. Click the swap button to reverse the conversion.

Manual calculation

1 millimeters of mercury = 1.3332 hectopascals. Example: 10 mmHg = 13.332 hPa.

Frequently asked questions

How many hectopascals are in 1 millimeters of mercury?

1 Millimeters of Mercury equals 1.3332 hectopascals.

When do you use hectopascals?

Hectopascals (hPa) equal millibars (mbar). The standard unit in weather forecasts — normal air pressure is approximately 1,013 hPa.