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    Bar to Atmosphere (std) Converter

    Convert Bar (bar) to Atmosphere (std) (atm) instantly. 1 bar = 0.986923 atm.

    Pressure Converter

    29 units available

    Decimals:
    0.986923

    1 bar = 0.986923 atm

    Formula:

    atm = bar × 0.9869232667

    With your value: 1 bar = 0.98692327 atm

    Other Bar to Atmosphere (std) conversions

    2 bar to atm3 bar to atm4 bar to atm5 bar to atm6 bar to atm7 bar to atm8 bar to atm

    Bar to Atmosphere (std) Conversion Table

    Bar (bar)Atmosphere (std) (atm)
    0.50.493462
    10.986923
    21.973847
    54.934616
    109.869233
    1514.803849
    2019.738465
    2524.673082
    5049.346163
    10098.692327
    250246.730817
    500493.461633
    1000986.923267

    Atmosphere (std) to Bar Conversion Table

    Atmosphere (std) (atm)Bar (bar)
    0.50.506625
    11.01325
    22.0265
    55.06625
    1010.1325
    1515.19875
    2020.265
    2525.33125
    5050.6625
    100101.325
    250253.3125
    500506.625
    10001,013.25

    Where these values come from

    Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

    Bar (bar)

    Pressure

    Exact conversion

    1 bar = 100 000 Pa exactly.

    Source: Units accepted for use with the SI, SI Brochure Table 8

    Bureau International des Poids et Mesures · Reviewed 2026-07-01

    Atmosphere (std) (atm)

    Pressure

    Exact conversion

    The standard atmosphere is exactly 101 325 Pa.

    Source: Units accepted for use with the SI, SI Brochure Table 8

    Bureau International des Poids et Mesures · Reviewed 2026-07-01

    How to Convert Bar to Atmosphere (std)

    To convert from Bar (bar) to Atmosphere (std) (atm), multiply the value by 0.9869232667.

    Formula: atm = bar × 0.9869232667

    Reverse: bar = atm × 1.01325

    Step-by-Step Example

    1. Start with your value in Bar. For example: 5 bar
    2. Multiply by the conversion factor: 5 x 0.9869232667
    3. The result is: 4.934616 atm

    About Bar

    The bar is a metric unit of pressure equal to 100,000 Pascals, roughly equal to atmospheric pressure at sea level.

    Common uses: tire pressure, industrial, meteorology.

    About Atmosphere (std)

    One standard atmosphere equals 101,325 Pascals and represents the average air pressure at sea level.

    Common uses: diving, weather, chemistry.

    Frequently Asked Questions

    How many Atmosphere (std) are in 1 Bar?

    There are exactly 0.9869232667 Atmosphere (std) in 1 Bar. This means the conversion factor from Bar to Atmosphere (std) is 0.9869232667.

    What is the formula to convert Bar to Atmosphere (std)?

    The formula to convert Bar to Atmosphere (std) is: atm = bar × 0.9869232667. For example, to convert 10 Bar to Atmosphere (std), you would multiply 10 by 0.9869232667.

    What is a Bar?

    The bar is a metric unit of pressure equal to 100,000 Pascals, roughly equal to atmospheric pressure at sea level.

    What is a Atmosphere (std)?

    One standard atmosphere equals 101,325 Pascals and represents the average air pressure at sea level.

    What are the common uses of Bar?

    The Bar is commonly used in tire pressure, industrial, meteorology.

    Related Pressure Conversions

    Pascal → Atmosphere (std)Kilopascal → Atmosphere (std)Megapascal → Atmosphere (std)Gigapascal → Atmosphere (std)Hectopascal → Atmosphere (std)Bar → PascalBar → KilopascalBar → MegapascalBar → Gigapascal

    Cite this page

    UnitConvertLab. (2026). Bar to Atmosphere (std) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/bar-to-atmosphere