General Knowledge Below average rainfall for a prolonged period of time is called Share Question Below average rainfall for a prolonged period of time is called Answer Drought Related posts: 50% of the US annual rainfall falls in what month? Average woman’s 1.5 times bigger than average mans – what? In any given 6 month period 40% of Americans are what? In the US what job has an average IQ of 104? On average what contains 5 – 7 calories? The average chocolate bar has eight what in it? The average human has seven what each day? What animal stands for the longest period? What bird has the longest fledging period 360 days? What line on a map connects places of equal rainfall? Share FacebookTwitterGoogle+ReddItWhatsAppPinterestEmail