Which factors are most significant in describing the climate of a region

Climate describes the average conditions and atmospheric patterns of a region over time. In describing the climate of a region one may specifically include precipitation, humidity, temperature, sunshine, wind velocity, fog, frost, and hail storms that have been observed for a long period of time.

The average weather statistics for determining a region's climate is in a span of 30 years. Scientists must make observations within a specified interval to determine the climate of a particular location.