天気が良かったら

if the weather is nice

→ 天気
phrase Rare #45,091
if the weather is nice Depending on context, it can also mean “if the weather had been nice” for a hypothetical past situation.
JA: 天気が良かったら、散歩に行きます。
EN: If the weather is nice, I'll go for a walk.

明日天気が良かったら行きます。

I'll go if the weather is nice tomorrow.

天気が良かったら行きます。

I'll go if the weather is nice.

もし明日天気が良かったら、私たちはピクニックに行くつもりです。

If the weather is nice tomorrow, we're planning to go on a picnic.

昨日天気が良かったら、私たちは動物園に行っただろう。

If the weather had been good yesterday, we would have gone to the zoo.