Rain Gauge is a meteorological instrument that is used by meteorologists and hydrologists to measure the rain precipitation in a given amount of time per unit area. ... While collecting the rain in this small container is assumed that the same amount of rain precipitation is occurring all around the container.

Who uses rain gauges?

Rain gauges are some of the most basic yet necessary tools used to measure weather today. It was created in 1441 for agricultural purposes. Centuries later, the rain gauge is still widely used to measure climate, weather patterns and monitoring hazards such as floods and droughts.

Do meteorologists measure rainfall?

The standard instrument for the measurement of rainfall is the 203mm (8 inch) rain gauge. This is essentially a circular funnel with a diameter of 203mm which collects the rain into a graduated and calibrated cylinder. ... The top of the rain gauge is 0.3m above the ground.