晴せい天てんせいてんCommon wordJLPTN1Freq.FrequencyTop 20,000Meanings1nounfine weather; clear skyRefers to weather with little or no clouds; often used in weather forecasts and descriptive writing.明日あしたは全ぜん国こく的てきに晴せい天てんでしょう。It will be fine weather nationwide tomorrow.晴せい天てんの下もとでピクニックを楽たのしんだ。We enjoyed a picnic under the clear sky.