YOU SAID:

It was raining so much during the party, I was amazed

INTO JAPANESE

パーティーの間、とても雨が降っていたので、私は驚いた

BACK INTO ENGLISH

I was surprised because it was raining so much during the party

INTO JAPANESE

パーティー中にこんなに雨が降っていたので驚いた

BACK INTO ENGLISH

It was raining so much during the party, I was surprised.

INTO JAPANESE

パーティーの間はとても雨が降っていたので、私は驚いた。

BACK INTO ENGLISH

It was raining so much during the party that I was surprised.

INTO JAPANESE

パーティーの間はとても雨が降っていたので、私は驚いた。

BACK INTO ENGLISH

It was raining so much during the party that I was surprised.