How does a hygrometer work?

We can do it simply and efficiently with cunning instruments called hygrometers. Let's take a look at how they work! Photo: This Stevenson screen contains a hygrometer and other weather forecasting equipment. read more

Humidity is the amount of water vapor in the atmosphere caused by condensation and evaporation. read more

A few hygrometer apps also work more indirectly by figuring out your location (from "location services" or the phone's GPS satellite receiver) and sending a query to a local weather station server, which sends back the humidity measurement for your phone to display. read more

There are two commonly used types of hygrometers: Mechanical hygrometer and wet and dry bulb psychrometer. Wet and Dry Bulb Psychrometer. This is the easiest way to measure humidity. This type of hygrometer is equipped with two mercury thermometers, where one has a wet bulb and the other has a dry bulb. read more