Rainy is a distinctive girls' name in United States, ranking #5512 in 2023 with 23 recorded births. The name reached its all-time peak in 2014 with 31 births ranking #4630. Since 1996, the popularity has increased by 27.8%. In 2023, approximately 1 in every 69,680 girls born was named Rainy. FALLING Recent data shows the name is currently falling.