clear sky; sunny day

sunny and cloudless

bright and sunny weather

clear sky; cloudless sky

see 晴隆縣|晴隆县[Qing2 long2 Xian4]

(of weather) to clear up

clear weather

to clear up (of weather after rain)

to brighten up

sky clears after rain; new hopes after a disastrous period (idiom); every cloud has a silver lining (idiom); see also 雨過天青|雨过天青[yu3 guo4 tian1 qing1]