Cool rain facts:
Rain drops can fall at speeds of about 22 miles an hour.
Rain starts off as ice or snow crystals at cloud level.
Light rain is classified as being no more than 0.10 inches of rain an hour.
Heavy rain is classified as being more then 0.30 inches of rain an hour.
Louisiana is the wettest state in the U.S, which received an annual rainfall of 56 inches.
Rain drops range in size from 0.02 inches to about .031 inches.
Rain drops do not fall in a tear drop shape; they originally fall in the shave of a flat oval.
Mt. Waialeale in Kauai, Hawaii, has up to 350 rainy days every year.