YOU SAID:

My black leather jacket is much too hot in the summer time.

INTO JAPANESE

私の黒い革のジャケットは夏に暑過ぎるです。

BACK INTO ENGLISH

My black leather jacket is too hot in the summer is.

INTO JAPANESE

私の黒い革のジャケットは夏で暑いです。

BACK INTO ENGLISH

My black leather jacket is so hot in the summer.

INTO JAPANESE

私の黒のレザージャケットは夏にはとても暑いです。

BACK INTO ENGLISH

My black leather jacket is very hot in the summer.

INTO JAPANESE

私の黒いレザージャケットは夏には非常に暑いです。

BACK INTO ENGLISH

My black leather jacket is very hot in the summer.