Convert millibars to inches of mercury
1 mbar = 0.02952998 inHg. Change the amount below, or read the formula and the reference table further down.
1 millibar equals
inches of mercury
1 mbar = 0.02952998 inHg
The formula
Millibars and inches of mercury both measure pressure from the same zero, so a single multiplier does the job.
inHg = mbar × 0.0295299833
Going the other way? Convert inches of mercury to millibars.
Millibars to inches of mercury table
Common values, rounded for reading.
| Millibars (mbar) | Inches of mercury (inHg) |
|---|---|
| 1 | 0.02953 |
| 2 | 0.05906 |
| 3 | 0.08859 |
| 4 | 0.11812 |
| 5 | 0.14765 |
| 6 | 0.17718 |
| 7 | 0.20671 |
| 8 | 0.23624 |
| 9 | 0.26577 |
| 10 | 0.2953 |
| 15 | 0.44295 |
| 20 | 0.5906 |
| 25 | 0.73825 |
| 30 | 0.885899 |
| 40 | 1.1812 |
| 50 | 1.4765 |
| 75 | 2.2147 |
| 100 | 2.953 |
| 250 | 7.3825 |
| 500 | 14.765 |
| 1,000 | 29.53 |
Questions people ask
- How many inches of mercury are in a millibar?
- One millibar equals 0.0295299833 inches of mercury.
- How do I convert millibars to inches of mercury by hand?
- Multiply the number of millibars by 0.0295299833. For a rough check, 0.03 is close enough for most everyday use.
- What is 1 millibar in inches of mercury?
- 1 millibar is 0.02952998 inches of mercury.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.