Tropical rainforests are known for its heavy rain fall and constant hot temperatures. The average rainfall per year for a tropical rainforest is an incredible 250cm! Tropical rainforests are usually 25 - 30 degrees Celsius, only having a 5 degree difference between the hottest and coldest month. This is because of their location. Tropical rainforests are located near the equator, receiving direct sunlight all year round. Tropical rainforests don't have a hot and cold season, but a dry and wet season instead.