Shenming Qing Chi Fan

The God of Rainy Days finally saved enough vacation days for a three-year sabbatical in the human realm, and he was just starting his new life on earth, when he ran into his new neighbor who was dying from hunger. Unable to just leave her alone, he took her in and cooked dinner for her, and he thought that would be the last of it. But despite their very different daily routines, the two of them became closer when she invited him over for a meal to repay his kindness, and his secret identity as a god was exposed! The seemingly ordinary life between two neighbors seems to have become a fantastic story…

(Source: Kuaikan, translated)