The phrase "comes down buckets" is an idiom that is used to describe heavy rainfall or a downpour. To find antonyms for this phrase, we need to look for words that mean the opposite of heavy rain. Some possible antonyms include "sparse," "light," "scattered," "drizzle," "trickle," "sprinkle", and "spritz." When it comes to weather conditions, these words describe a very light rainfall or a few drops of rain that are not enough to make an impact. Whenever you hear someone say that it is raining "comes down buckets," think of these antonyms and the alternative weather conditions they represent.