what is the koppen system
Koppen's system is simply a guide to the general climate of the regions of the planet, the borders do not represent instantaneous shifts in climate but are merely transition zones where climate, and especially weather, can fluctuate. Click here for the complete Koppen Climate Classification System Chart.he modified Koppen classification uses six letters to divide the world into six major climate regions, based on average annual precipitation, average monthly precipitation, and average monthly temperature. . . (click the links for a map of each classification). 1  A for Tropical Humid.