"The abiotic factors of a rainforest are the amount of water and sunlight, climate, weather and precipitation. These five things greatly affect the trees and animals that live in the rainforest. The rainforest biome has a very warm and wet climate. The average temperature in the rainforest is about twenty to thirty-four degrees Celsius. The rainforest stays around this temperature all year
. around. It has a lot of direct sunlight that hits the land and the sea. This is why the rainforest has tons of plants. The rainforest has an annual rain fall of about 250 centimeters. It rains more than ninety days a year. It's average humidity is between seventy-seven and eighty-eight percent. The warm and humid climate makes the rainforest perfect for plants, trees, and animals. Trees can grow extremely large in a rainforest. Some trees have grown larger than 165 feet. There is also a large amount of food available in the rainforest making it perfect for many animals."