The Dynamics of Rain Pattern in East Kalimantan

Climate includes rain is the most dynamic and highly diverse component of the ecosystem, but because the rotation of the earth is a relatively persistent recurring occurrence, the elements of the climate are still likely to be suspected or interpreted.The study aimed to find out the pattern of rainfall on the 2 periods based on historical rain data of 1975-2019 years with a descriptive and authoritative analysis. The annual rainfall rate of East Kalimantan province generally forms an open upward curve, has a value of Q = 0 for both periods, the rainfall pattern tends to change from the C pattern (double wave pattern) in the period 1975-1980 became pattern A (single or single wave) in the period of 2010-2019