Meaning
快晴 (かいせい, kaisei) is a JLPT N2 noun meaning “good weather”.
Kanji in this word
Example sentences 11
今日は快晴ですね。
Today's weather is clear and fine.
今日は快晴だ。
It is bright and clear.
今日は快晴です。
Today is pleasant weather.
翌朝は快晴だったね。
The weather was fine the next morning.
１０月には快晴の日が多い。
We have a lot of very fine days in October.
今日は今までで一番快晴だ。
The weather today was the best so far.
さっきまでの快晴がうそのようだ。
It's hard to believe it was so clear and sunny up to just now.
今日は快晴だ。これで一日中仕事が出来る。
It's fair today, so we can work all day.
今日の天気予報によると明日は快晴らしい。
Today's weather forecast says that it is likely to be fine tomorrow.
天気予報によると、明日は快晴になるということだ。
According to the weather forecast, it will clear up tomorrow.
快晴指数計算装置（２０）は、全天日射量観測値を快晴時全天日射量で除算して、快晴指数を計算する。
A device for calculating fair weather index (20) calculates a fair weather index by dividing the observation value of the amount of global solar radiation with the amount of global solar radiation in fair weather.