This is the 88th most frequent Korean word.
따른
"Based on" or "according to."
'따른' implies 'according to' or 'following' in the context of traditions guiding the customs.
그는 전통에 따른 관습을 따릅니다.
He follows the customs according to traditions.
'따른' in this context describes 'in accordance with' or 'depending on,' linking the weather to the type of outfit to prepare.
날씨에 따른 옷차림을 준비하세요.
Prepare your outfit according to the weather.
'따른' here means 'based on' or 'according to' referring to the results dictating the actions.