Atmospheres to Millibars

Convert atmospheres (atm) to millibars (mbar) with formulas, examples, and conversion tables.

atm
mbar
1 atmospheres (atm) = 1013.25 millibars (mbar)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 atmosphere = 1013.25 millibars
2Multiply the value by the conversion factor:
1 × 1013.25 = 1013.25
3Result:
1 atmospheres (atm) = 1013.25 millibars (mbar)
↔ Millibars to Atmospheres

How to Convert atmospheres to millibars

To convert atmospheres to millibars, multiply the value by 1013.25.

The Formula

millibars = atmospheres × 1013.25

Key Fact

1 atmosphere = 1013.25 millibars

Tip: To convert millibars back to atmospheres, divide by 1013.25.

atmospheres to millibars Table

atmospheresmillibars
1 atm1013.25 mbar
2 atm2026.5 mbar
5 atm5066.25 mbar
10 atm10132.5 mbar
20 atm20265 mbar
25 atm25331.25 mbar
50 atm50662.5 mbar
100 atm101325 mbar
250 atm253312.5 mbar
500 atm506625 mbar
1000 atm1013250 mbar

1 atmosphere in Other Units

Unit1 atm =
Atmospheres to Pascals101325 Pa
Atmospheres to kPa101.325 kPa
Atmospheres to Megapascals0.101325 MPa
Atmospheres to Hectopascals1013.25 hPa
Atmospheres to Bar1.01325 bar
Atmospheres to Millibars1013.25 mbar
Atmospheres to PSI14.695943006 psi
Atmospheres to PSF2116.21481068 psf
Atmospheres to Torr760.002100179 Torr
Atmospheres to mmHg760.002100179 mmHg
Atmospheres to inHg29.9212435662 inHg

Related Conversions

PSI to BarBar to PSIkPa to PSIPSI to kPaAtmospheres to PSIPSI to AtmospheresBar to kPakPa to BarmmHg to AtmospheresAtmospheres to mmHg