Pascals (Pa) to Millibar (mbar) Conversion
Pascals
The pascal (Pa) is the SI derived unit of pressure, defined as one newton per square metre (N/m²), named after French mathematician Blaise Pascal who studied fluid pressure in the 17th century. Standard atmospheric pressure at sea level is 101,325 Pa (101.3 kPa). The pascal is a small unit for everyday use — a gentle breeze exerts approximately 1 Pa of dynamic pressure — so kilopascals (kPa) and megapascals (MPa) are more common in practical engineering contexts.
Millibar
The millibar (mbar) is a unit of pressure equal to one thousandth of a bar (100 Pa). It is the standard unit for atmospheric pressure in meteorology: standard atmospheric pressure is 1,013.25 mbar, and weather maps plot isobars (lines of equal pressure) in millibars or hectopascals (1 hPa = 1 mbar). The eye of a powerful hurricane can have a central pressure below 900 mbar, while high-pressure systems typically exceed 1,020 mbar.
| Pascals (Pa) | Millibar (mbar) |
|---|---|
| 0.1 Pa | 0.001 mbar |
| 1 Pa | 0.01 mbar |
| 2 Pa | 0.02 mbar |
| 3 Pa | 0.03 mbar |
| 5 Pa | 0.05 mbar |
| 10 Pa | 0.1 mbar |
| 20 Pa | 0.2 mbar |
| 30 Pa | 0.3 mbar |
| 50 Pa | 0.5 mbar |
| 100 Pa | 1 mbar |
| 1000 Pa | 10 mbar |
Frequently Asked Questions (FAQ)
How many millibar are in 1 pascals?
1 pascals (Pa) is exactly 0.01 millibar (mbar).
How do I convert pascals to millibar?
Multiply the value in pascals by 0.01 to get the result in millibar. Or use the converter above — type any number and see the result instantly.