What are some idioms that describe a clear sky?

The wind is gentle and smooth, the wind is gentle and the sun is beautiful, the sky is cloudless, the clouds are light, the wind is light, and the sky is blue.

Hui fēng hé chàng (huì fēng hé chàng) meaning: The gentle wind makes people feel warm and comfortable.

Fēng hé rì lì (fēng hé rì lì) means: gentle breeze and bright sunshine. Describes sunny and warm weather.

Cloudless (wàn lǐ wú yún) meaning: There is no cloud in the blue sky. Describes sunny weather.

Yún dàn fēng qīng (yún dàn fēng qīng) meaning: The breeze blows lightly and the floating clouds are light. Describes fine weather.

The sky is blue for thousands of miles, which means the weather is sunny.