The average annual temperature ranges from 76 to 78 degrees F., and the average annual precipitation ranges from 30 to 35 inches. Aguirre , Cartagena , Fe , Guanica , and Paso Seco soils. Aguirre, Cartagena, Fe, and Guanica soils are somewhat poorly drained. In addition, Aguirre soils are on lower positions, have more clay in the subsoil, and are sodic. Cartagena soils are on similar positions, have mixed mineralogy, and are sodic.
Fe soils are on slightly higher positions, and are sodic.
Guanica soils are on slightly lower positions and have more clay in the subsoils. The moderately well drained Paso Seco soils have a lithologic discontinuity with very gravelly loamy material below depths of 28 to 35 inches. Fraternidad soils are used for pasture and cultivated crops including sugarcane, rice, fruit, and vegetable crops. The vegetation consists of guineagrass, buffelgrass, and other native and introduced species. The soils of this series are moderately extensive.