cmHg (0°C) to Atmosphere (std) Converter
Convert cmHg (0°C) (cmHg) to Atmosphere (std) (atm) instantly. 1 cmHg = 0.013158 atm.
Pressure Converter
29 units available
1 cmHg = 0.013158 atm
Formula:
atm = cmHg × 0.0131578966With your value: 1 cmHg = 0.0131579 atm
Other cmHg (0°C) to Atmosphere (std) conversions
cmHg (0°C) to Atmosphere (std) Conversion Table
| cmHg (0°C) (cmHg) | Atmosphere (std) (atm) |
|---|---|
| 0.5 | 0.006579 |
| 1 | 0.013158 |
| 2 | 0.026316 |
| 5 | 0.065789 |
| 10 | 0.131579 |
| 15 | 0.197368 |
| 20 | 0.263158 |
| 25 | 0.328947 |
| 50 | 0.657895 |
| 100 | 1.31579 |
| 250 | 3.289474 |
| 500 | 6.578948 |
| 1000 | 13.157897 |
Atmosphere (std) to cmHg (0°C) Conversion Table
| Atmosphere (std) (atm) | cmHg (0°C) (cmHg) |
|---|---|
| 0.5 | 37.999995 |
| 1 | 75.999989 |
| 2 | 151.999978 |
| 5 | 379.999946 |
| 10 | 759.999892 |
| 15 | 1,139.999838 |
| 20 | 1,519.999783 |
| 25 | 1,899.999729 |
| 50 | 3,799.999459 |
| 100 | 7,599.998917 |
| 250 | 18,999.997293 |
| 500 | 37,999.994586 |
| 1000 | 75,999.989173 |
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.
cmHg (0°C) (cmHg)
Pressure
Derived from the pascal (1 Pa = 1 N/m²). The standard atmosphere is exactly 101 325 Pa.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Atmosphere (std) (atm)
Pressure
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 cmHg (0°C) to Atmosphere (std)
To convert from cmHg (0°C) (cmHg) to Atmosphere (std) (atm), multiply the value by 0.0131578966.
Formula: atm = cmHg × 0.0131578966
Reverse: cmHg = atm × 75.9999891726
Step-by-Step Example
- Start with your value in cmHg (0°C). For example: 5 cmHg
- Multiply by the conversion factor: 5 x 0.0131578966
- The result is: 0.065789 atm
About cmHg (0°C)
The cmhg (0°c) (cmHg) is a unit of pressure and stress. One cmhg (0°c) equals 1333.223874 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: pressure calculations, engineering and science, education.
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 cmHg (0°C)?
There are exactly 0.0131578966 Atmosphere (std) in 1 cmHg (0°C). This means the conversion factor from cmHg (0°C) to Atmosphere (std) is 0.0131578966.
What is the formula to convert cmHg (0°C) to Atmosphere (std)?
The formula to convert cmHg (0°C) to Atmosphere (std) is: atm = cmHg × 0.0131578966. For example, to convert 10 cmHg (0°C) to Atmosphere (std), you would multiply 10 by 0.0131578966.
What is a cmHg (0°C)?
The cmhg (0°c) (cmHg) is a unit of pressure and stress. One cmhg (0°c) equals 1333.223874 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
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 cmHg (0°C)?
The cmHg (0°C) is commonly used in pressure calculations, engineering and science, education.
Related Pressure Conversions
Cite this page
UnitConvertLab. (2026). cmHg (0°C) to Atmosphere (std) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/cmhg-to-atmosphere