Taebaek's winters are frigid, with temperatures often plummeting below -20°C in January and February. Spring arrives in March, bringing mild temperatures that range from just above freezing to the mid-20s Celsius. As summer sets in, June and July bring sweltering heat, with highs frequently reaching over 30°C. Autumn is a welcome respite, with September's pleasant temperatures giving way to cooler days in October and November before winter's chill returns.