Convert inch of mercurys to millibars
1 inHg = 33.8638864034 mbar — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
More converter tools
Readable results
Ranges, ± tolerances, feet/inches and clock durations work in the value field.
Unit picker
Export this result
Show this value in all 27 pressure & stress units
- Gigapascals GPa 0.000 003 386 388 640 34
- Megapascals MPa 0.003 386 388 640 34
- Kilopascals kPa 3.386 388 640 34
- Hectopascals hPa 33.863 886 403 4
- Pascals Pa 3386.388 640 34
- Millipascals mPa 3 386 388.640 34
- Micropascals µPa 3 386 388 640.34
- Bars bar 0.033 863 886 403 4
- Millibars mbar 33.863 886 403 4
- Atmosphere (standard)s atm 0.033 421 057 393
- Atmosphere (technical)s at 0.034 531 554
- Torrs Torr 25.400 003 618 6
- Millitorrs mTorr 25 400.003 618 6
- Millimeter of mercurys mmHg 25.4
- Centimeter of mercurys cmHg 2.54
- Inch of mercurys inHg 1
- Millimeter of waters mmH₂O 345.315 54
- Centimeter of waters cmH₂O 34.531 554
- Inch of waters inH₂O 13.5951
- Foot of waters ftH₂O 1.132 925
- Pound per square inchs psi 0.491 154 147 47
- Kilopound per square inchs ksi 0.000 491 154 147 47
- Pound per square foots psf 70.726 197 235 7
- Kilogram-force per square centimeters kgf/cm² 0.034 531 554
- Kilogram-force per square meters kgf/m² 345.315 54
- Newton per square millimeters N/mm² 0.003 386 388 640 34
- Dyne per square centimeters dyn/cm² 33 863.886 403 4
Every row is Inch of mercury (inHg) converted through the pascal, in exact rational arithmetic.
How to convert inch of mercurys to millibars
Multiply the number of inch of mercurys by 33.8638864034 to get millibars.
The exact factor is 33.86388640341 — as a fraction, 3386388640341/100000000000.
Inch of mercury: US altimeter settings and barometric pressure.
Millibar: Identical to the hectopascal used on modern weather charts.
Inch of mercury to Millibar conversion table
| Inch of mercurys (inHg) | Millibars (mbar) |
|---|---|
| 1 inHg | 33.863 886 |
| 2 inHg | 67.727 773 |
| 3 inHg | 101.591 66 |
| 5 inHg | 169.319 43 |
| 10 inHg | 338.638 86 |
| 20 inHg | 677.277 73 |
| 25 inHg | 846.597 16 |
| 50 inHg | 1693.1943 |
| 100 inHg | 3386.3886 |
| 250 inHg | 8465.9716 |
| 500 inHg | 16 931.943 |
| 1000 inHg | 33 863.886 |
Millibar to Inch of mercury conversion table
| Millibars (mbar) | Inch of mercurys (inHg) |
|---|---|
| 1 mbar | 0.029 529 983 |
| 2 mbar | 0.059 059 967 |
| 3 mbar | 0.088 589 95 |
| 5 mbar | 0.147 649 92 |
| 10 mbar | 0.295 299 83 |
| 20 mbar | 0.590 599 67 |
| 25 mbar | 0.738 249 58 |
| 50 mbar | 1.476 499 2 |
| 100 mbar | 2.952 998 3 |
| 250 mbar | 7.382 495 8 |
| 500 mbar | 14.764 992 |
| 1000 mbar | 29.529 983 |
Frequently asked
How many millibars are in a inch of mercury?
One inch of mercury equals 33.8638864 millibars (inHg → mbar). That figure is exact, not rounded.
How do you convert inch of mercurys to millibars?
Multiply the number of inch of mercurys by 33.8638864034 to get millibars.
What is 1 mbar in inch of mercurys?
One millibar is 0.0295299833 inch of mercurys.
What is 10 inHg in mbar?
10 inHg = 338.638 86 mbar.
What exactly is a inch of mercury?
US altimeter settings and barometric pressure.
What exactly is a millibar?
Identical to the hectopascal used on modern weather charts.