This couple posted their budget with every single line item for living in Puerto Vallarta for the year of 2014. That gives us a baseline estimate for what it would cost. Their annual cost was $40,470, though they suggest it would be possible to get by on $13,500 if absolutely necessary.
Now, letâs move on to the atmosphere or atm unit. The standard atmosphere unit is assumed constant. It is equal to the typical air pressure measured at the earth mean sea level. One standard atmosphere or atm is equal to 101,325 pascals or 101.325 kPa or 1,013.35 hPa.
Report Abuse. The average atmospheric pressure on earth at sea level is called the Standard Atmosphere (SA) and it is 1013.25 hPa (hectoPascal) which is the same as millibars. In the US it is called inches of mercury and it is 29.9.Imagine you hold your finger upward and that it has a surface of one square centimeter.eport Abuse. The average atmospheric pressure on earth at sea level is called the Standard Atmosphere (SA) and it is 1013.25 hPa (hectoPascal) which is the same as millibars. In the US it is called inches of mercury and it is 29.9.