태백산맥
Located in the shadow of the Sobaek mountains and west of the Taebaek Mountains, Mungyeong has a markedly inland climate. The number of frost-free days is significantly lower than it is in more coastal areas of South Korea. Annual temperature fluctuates around , and annual rainfall around . There are roughly 90 days of heavy rain per year, of which about 30 fall during the monsoonal rainy season in July and August.