Barometric pressure is the pressure within the atmosphere. The standard atmosphere is defined as 101,325 Pa (1,013.25 hPa; 1,013.25 mbar), which is equivalent to 760mm Hg, 29.9212 inches Hg, or 14.696 pounds per square inch.
Let's Get It Fixed!
Our virtual experts can diagnose your issue (for free!) and resolve simple problems.