Hectopascal to Bar Pressure Converter
Convert Hectopascal (hPa) to Bar (bar) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
Bar to Hectopascal (bar to hPa) ►
How to convert Hectopascal to Bar
1 bar = 100,000 Pa
1 hectopascal (hPa) is equal to 0.001 bar (bar).
bar = hPa × 0.001
Multiply the pressure in hectopascals by 0.001:
Example: Convert 1013.25 hPa to bar:
bar = 1013.25 × 0.001 = 1.01325 bar
What is a Hectopascal?
The Hectopascal (hPa) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
What is a Bar?
The Bar (bar) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
This page converts pressure from Hectopascal into Bar. One hPa equals 0.001 bar.
Hectopascal to Bar conversion table
Common hPa values and the matching bar result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| Hectopascal (hPa) | Bar (bar) |
|---|---|
| 1 hPa | 0.001 bar |
| 10 hPa | 0.01 bar |
| 100 hPa | 0.1 bar |
| 1013 hPa | 1.013 bar |
| 1000 hPa | 1 bar |
| 10000 hPa | 10 bar |
How this calculator works
The form on this page is a Hectopascal-to-Bar converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the bar result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many bar are in 1 hPa?
1 hPa = 0.001 bar.
How do I convert Hectopascal to Bar?
Multiply the pressure in hectopascals by 0.001:
Is this hPa to bar converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.