YOU SAID:
It rained today so I stopped walking in 10 minutes
INTO JAPANESE
今日は雨だったので10分で歩くのをやめました
BACK INTO ENGLISH
It was raining today so I stopped walking in 10 minutes
INTO JAPANESE
今日は雨だった
BACK INTO ENGLISH
It was raining today
INTO JAPANESE
今日は雨だった
BACK INTO ENGLISH
It was raining today
That didn't even make that much sense in English.