1 Atmospheres to Millibars

Convert 1 atmospheres (atm) to millibars (mbar) with formulas, examples, and conversion tables.

atm
mbar
1 atm = 1013.25 mbar
Full precision:1013.25 mbar
Step-by-Step Solution

To convert 1 atmospheres to millibars, we multiply by 1013.25 because one atmosphere equals exactly 1013.25 millibars.

1 atmosphere = 1013.25 millibars

Since each atmosphere contains 1013.25 millibars, we multiply our value by this factor:

1 × 1013.25 = 1013.25 millibars

So 1 atmospheres = 1013.25 millibars.

Quick check: 1013.25 ÷ 1013.25 = 1 atmospheres

Atmospheres to Millibars Conversion Table

AtmospheresMillibars
1 atm1013.25 mbar
2 atm2026.5 mbar
3 atm3039.75 mbar
4 atm4053 mbar
5 atm5066.25 mbar
10 atm10132.5 mbar
20 atm20265 mbar
50 atm50662.5 mbar
100 atm101325 mbar

1 Atmospheres in Other Units

Unit1 atm =
Atmospheres to Pascals101325 Pa
Atmospheres to kPa101.325 kPa
Atmospheres to Megapascals0.10132 MPa
Atmospheres to Hectopascals1013.25 hPa
Atmospheres to Bar1.0132 bar
Atmospheres to Millibars1013.25 mbar
Atmospheres to PSI14.6959 psi
Atmospheres to PSF2116.21 psf
Atmospheres to Torr760.002 Torr
Atmospheres to mmHg760.002 mmHg
Atmospheres to inHg29.9212 inHg

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