Hectopascals to Bars Converter
Convert hectopascals (hPa) to bars (bar), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter a pressure, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 hPa = 0.001 bar
- 1 × 0.001 = 0.001 bar
How to convert hectopascals to bars
1 hPa = 0.001 bar, so multiply by 0.001 to go from hectopascals to bars. Going the other way, 1 bar = 1,000 hPa.
bar = hPa × 0.001 hPa = bar × 1,000
Worked example:
1 hPa = 0.001 bar 5 × 0.001 = 0.005 bar
Hectopascals to bars table
| Hectopascals | Bars |
|---|---|
| 1 hPa | 0.001 bar |
| 2 hPa | 0.002 bar |
| 3 hPa | 0.003 bar |
| 4 hPa | 0.004 bar |
| 5 hPa | 0.005 bar |
| 6 hPa | 0.006 bar |
| 7 hPa | 0.007 bar |
| 8 hPa | 0.008 bar |
| 9 hPa | 0.009 bar |
| 10 hPa | 0.01 bar |
| 15 hPa | 0.015 bar |
| 20 hPa | 0.02 bar |
| 25 hPa | 0.025 bar |
| 30 hPa | 0.03 bar |
| 40 hPa | 0.04 bar |
| 50 hPa | 0.05 bar |
| 75 hPa | 0.075 bar |
| 100 hPa | 0.1 bar |
| 250 hPa | 0.25 bar |
| 500 hPa | 0.5 bar |
| 1000 hPa | 1 bar |
About the units
- Hectopascals (hPa)
- Hectopascals, a metric unit. Definition: BIPM SI Brochure, 9th edition (SI units, prefixes and units accepted for use with the SI).
- Bars (bar)
- Bars, a metric unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.
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