YOU SAID:

I LIKE PIZZA IT IS RAINING

INTO JAPANESE

私はピザが好きですそれは雨が降っています

BACK INTO ENGLISH

I like pizza it's raining

INTO JAPANESE

雨が降っているピザが好きです

BACK INTO ENGLISH

I like pizza when it's raining

INTO JAPANESE

雨が降っているときはピザが好きです

BACK INTO ENGLISH

I like pizza when it's raining