Question

why does cloud appear dark during rain?​

Answer 1

Answer:

When it's about to rain, clouds darken because the water vapor is clumping together into raindrops, leaving larger spaces between drops of water. Less light is reflected. The rain cloud appears black or gray. Clouds form when air becomes saturated, or filled, with water vapor.

That's It.

Answer 2

Answer:

When it's about to rain, clouds darken because the water vapor is clumping together into raindrops, leaving larger spaces between drops of water. Less light is reflected. The rain cloud appears black or gray. Clouds form when air becomes saturated, or filled, with water vapor.

Cloud ‘color’ isn’t really color— it is the result of different levels of scattering and absorption of incoming sunlight by water and ice particles that form the ☁️