Drizzle consists of very small raindrops, larger than cloud droplets, but smaller than normal raindrops. ... Fog is often present when drizzle falls. Like rain, drizzle drops grow as cloud droplets collide and combine with each other, but then fall out of the bottom of the cloud before thay can grow into bigger raindrops.

Why drizzle is a form of rain?

Definition: Drizzle: Fairly uniform precipitation of very fine drops of water very close to one another that falls from a cloud. Drizzle drops have a diameter of usually less than 0.5 mm. ... In this situation, raindrops are distinguished from drizzle drops in that they are more scattered.

Is drizzle and rain the same?

It's down to the size of the droplets. If the water droplets are smaller than 0.5mm it's known as drizzle; 0.5mm or bigger and it becomes rain. Whether rain is termed light, moderate or heavy is not down to the size of the droplets but to the intensity at which it falls.