The island is generally divided between drier and wetter areas. It is less active in colder and drier periods. Annual rainfall averages nearly , with a wetter summer and a drier winter. At higher suction, water movement is pulled by capillarity from wetter toward drier soil. The drier and less humid the air is, the faster the water will evaporate. Eventually the climate became drier and cooler. It is intolerant of poor soils and cold, drier climates. Rainfall peaks in June and July, with August experiencing sunnier and drier conditions. Winters are generally mild with drier conditions than summer on average. Summers are much drier, pleasant and warm. The same does not apply to drier climates. Summers are drier and cool to warm. The hotter and drier climate led to more fires. The average annual precipitation is with winters being drier than summers. This is because of the rising temperatures that makes the region grow hotter and drier.