いいお天気

nice weather

→ 良い
phrase Rare #30,740
nice weather A polite, pleasant-sounding way to say the weather is nice; いい can be replaced with よい.
JA: 今日はいいお天気ですね。
EN: The weather is nice today, isn't it?

そうさこんないいお天気にお化けなんか出るわけないよ。

Of course not—there's no way ghosts would come out on a beautiful day like this.

— となりのトトロ (1988)

これいいお天気だったんだ

It was really nice weather.

— 万引き家族 (2018)

いいお天気ねえ

What lovely weather!

— かぐや姫の物語 (2013)

いいお天気だね~

What lovely weather!

— Departures (2008)