100 hectopascals to bar

100 hectopascals is equal to 0.1 bar, or 75.0062 torr.

This page explains the formula, works through examples and lists common values in a conversion table.

How to convert hectopascals to bar

Multiply the value in hectopascals by 0.001 to get bar.

bar = × 0.001
  1. 1Start with the value in hectopascals: 100 hPa.
  2. 2Apply the formula: × 0.001 = 0.1.
  3. 3Round to the precision you need: 0.1 bar.

Examples

10 hPa to bar × 0.001
= 0.01 bar50 hPa to bar × 0.001
= 0.05 bar250 hPa to bar × 0.001
= 0.25 bar

hectopascals to bar conversion table

hectopascals (hPa)bar (bar)torr (torr)
1 hPa0.001 bar0.750062 torr
5 hPa0.005 bar3.75031 torr
10 hPa0.01 bar7.50062 torr
20 hPa0.02 bar15.0012 torr
25 hPa0.025 bar18.7515 torr
50 hPa0.05 bar37.5031 torr
75 hPa0.075 bar56.2546 torr
100 hPa0.1 bar75.0062 torr
150 hPa0.15 bar112.509 torr
200 hPa0.2 bar150.012 torr
500 hPa0.5 bar375.031 torr
1,000 hPa1 bar750.062 torr

100 hectopascals in other units

The same value in every other unit of this category. Each row links to the full conversion.

UnitFormula100 hPa equals
hectopascals to pascalsPa = × 10010,000 Pa
hectopascals to kilopascalskPa = × 0.110 kPa
hectopascals to megapascalsMPa = × 0.00010.01 MPa
hectopascals to barbar = × 0.0010.1 bar
hectopascals to torrtorr = ÷ 1.33322475.0062 torr
hectopascals to pounds per square inchpsi = ÷ 68.947571.45038 psi
hectopascals to kilopound per square inchksi = ÷ 68,947.570.00145038 ksi

bar to hectopascals

The reverse conversion uses the inverse formula. For example, 100 bar is 100,000 hPa. Use the bar to hectopascals converter for other values.

hPa = × 1,000
1 bar to hPa5 bar to hPa10 bar to hPa25 bar to hPa50 bar to hPa100 bar to hPa500 bar to hPa1,000 bar to hPa

About the units

hectopascal (hPa)

A unit of pressure in the metric system. 1 hPa = 0.001 bar.

bar (bar)

A unit of pressure in the metric system. 1 bar = 1,000 hPa.

Accuracy and rounding

The calculation uses exact decimal arithmetic, so the conversion itself adds no error. Results are rounded to six significant figures; the formula steps show more digits.

More hectopascals to bar conversions

50 hPa to bar60 hPa to bar70 hPa to bar80 hPa to bar90 hPa to bar110 hPa to bar120 hPa to bar130 hPa to bar140 hPa to bar150 hPa to bar1 hPa to bar2 hPa to bar5 hPa to bar10 hPa to bar20 hPa to bar25 hPa to bar75 hPa to bar200 hPa to bar250 hPa to bar500 hPa to bar1,000 hPa to bar

FAQ

How many bar are in 100 hectopascals?

100 hectopascals is equal to 0.1 bar.

How many bar are in one hectopascal?

One hectopascal is equal to 0.001 bar.

How do I convert bar back to hectopascals?

Use the formula hPa = × 1,000. See the bar to hectopascals converter.