In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.

Context: Average Phoenix #Monsoon Season total rainfall = 2.71 inches. We've got almost 3 inches in just the past 7 hours!! #flood #azwx NWS Phoenix (@NWSPhoenix) September 8, 2014 Answer: 2.71 inches.
how much rain do they usually get during monsoon season in phoenix?