Celsius and Fahrenheit are scales used to measure

Temperatures

Explanation:

The Celsius scale is part of the metric system, otherwise known as the International System of Units (SI). Temperatures in Celsius can be expressed as a number of degrees followed by the symbols ℃, or simply C. The Celsius scale has 100 degrees between water boiling and freezing, while Fahrenheit has 180 degrees.

the climate of each region is different from one another.