YOU SAID:
It was a nice summer day
INTO JAPANESE
気持ちのいい夏の日でした
BACK INTO ENGLISH
It was a pleasant summer day
INTO JAPANESE
楽しい夏の日でした
BACK INTO ENGLISH
it was a nice summer day
INTO JAPANESE
素敵な夏の日でした
BACK INTO ENGLISH
it was a lovely summer day
INTO JAPANESE
素敵な夏の日でした
BACK INTO ENGLISH
it was a lovely summer day
That didn't even make that much sense in English.