hPa to mbar converter
1 hPa = 1 mbar (exact, both = 100 Pa); they are numerically identical. To convert, the value stays the same.
Conversion formula
1 hPa = 1 mbar (exact, both = 100 Pa); they are numerically identical. To convert, the value stays the same.
Conversion table
| 1 hpa | 1 mbar |
|---|---|
| 2 hpa | 2 mbar |
| 3 hpa | 3 mbar |
| 4 hpa | 4 mbar |
| 5 hpa | 5 mbar |
| 6 hpa | 6 mbar |
| 7 hpa | 7 mbar |
| 8 hpa | 8 mbar |
| 9 hpa | 9 mbar |
| 10 hpa | 10 mbar |
| 15 hpa | 15 mbar |
| 20 hpa | 20 mbar |
| 25 hpa | 25 mbar |
| 50 hpa | 50 mbar |
| 100 hpa | 100 mbar |
| 1000 hpa | 1000 mbar |
Reverse conversion table
| 1 mbar | 1 hpa |
|---|---|
| 2 mbar | 2 hpa |
| 3 mbar | 3 hpa |
| 4 mbar | 4 hpa |
| 5 mbar | 5 hpa |
| 6 mbar | 6 hpa |
| 7 mbar | 7 hpa |
| 8 mbar | 8 hpa |
| 9 mbar | 9 hpa |
| 10 mbar | 10 hpa |
| 15 mbar | 15 hpa |
| 20 mbar | 20 hpa |
| 25 mbar | 25 hpa |
| 50 mbar | 50 hpa |
| 100 mbar | 100 hpa |
| 1000 mbar | 1000 hpa |
Key facts
| 1 hectopascal | 1 mbar (exact) |
|---|---|
| 1 hPa | 100 Pa |
| 1 mbar | 100 Pa |
| 1013.25 hPa | 1 atm |
Frequently asked questions
Is hPa the same as mbar?
Yes. 1 hPa equals exactly 1 mbar; both equal 100 Pa. Weather reports use them interchangeably.
What is standard pressure in hPa?
Standard sea-level pressure is 1013.25 hPa (1013.25 mbar), equal to 1 atm.
Reverse conversion
Printable A4 conversion cheat sheet — see the Downloads page