What Does a Barometer Measure?

Answer A barometer measures atmospheric pressure. Measurements of air pressure with a barometer are used to indicate short-term changes in the weather by detecting high pressure weather systems, the bound... Read More »

Top Q&A For: What Does a Barometer Measure

Does a barometer measure humidity in the air?

Italian scientist Evangelista Torricelli invented the barometer in 1642. It is used to measure air pressure. According to the website, the instrument is named from the Greek words "bar... Read More »

Does a barometer measure relative humidity?

Scientists use barometers to measure atmospheric pressure, usually in units of millimeters of mercury or inches of mercury. Relative humidity is measured with a hygrometer, which measures the diffe... Read More »

What is the difference of how air pressure is indicated in a mercury barometer and ananeroid barometer?

How to Set a Barometer?

A barometer measures air pressure and can forecast the weather within a 12 to 24 hour period. The pressure is measured by inches of mercury, which indicated by a gauge on the instrument. In order t... Read More »