구름 조금 있어요.
Gu-reum jo-geum i-sseo-yo
A little clouds exist.
Simple
오늘은 구름이 있지만 햇살도 있어요.
O-neu-reun gu-ru-mi it-ji-man haet-sal-do i-sseo-yo
Today there are clouds but also sunshine.
햇살 = sunshine/sunlight, warmer word
구름 사이로 햇님이 숨바꼭질하는 날이에요.
Gu-reum sa-i-ro haen-ni-mi sum-ba-kkok-jil-ha-neun na-ri-e-yo
It's a day where the sun plays hide-and-seek between the clouds.
햇님 = honorific/cute form of sun; 숨바꼭질 = hide-and-seek, childlike and charming
More Korean Weather Phrases