The sun sets in a cloudless sky.
The sunset is composed of light tints, inclining to red or yellow.
The sunset is followed by a glowing and slow-fading western sky.
The sun sets like a ball of fire (warmer).
The sun rises out of a gray sky.
The clouds are noticeably high for the season.
The clouds rise on the mountains.
The clouds have frequent breaks showing blue sky between.
The puffy cumulus clouds show a lot of white.
The cumulus clouds decrease toward nightfall.