gutter, waterspout

a heavy rain that occurs around the fifth lunar month; an early summer rain / (figuratively) that which repeats over and over without lasting long

a Shiratsuyu-class destroyer of the Imperial Japanese Navy during World War II (see Japanese destroyer Samidare (1935) on Wikipedia.Wikipedia) / a place name

(ecology) acid rain

a drop of water that falls from a tree leaf or branch due to gathering precipitation

a sudden and strong rain

a small amount of rain; a fine rain

drizzle

rainfall that suddenly starts and stops

rain that falls during the nighttime; night rain