"According to the forecast, it is very hot in Seoul."
Translation:예보에 의하면 서울에 아주 더워요.
October 6, 2017
Maybe, but notice they're not saying that Seoul is hot in English, they're saying it is hot IN Seoul, thus the -에 as opposed to -은
For all wondering what this -데요 grammar BUis2 used, here's a link: