Muggy weather is unpleasantly warm and damp. It was muggy and overcast. = humid. muggy weather is unpleasantly warm and the air seems wet = humid (mug (1700-1800), probably from a language)
sıcak ve rutubetli, kapalı, sıkıntılı (hava)
Hyphenation
sı·cak ve ru·tu·bet·li, ka·pa·lı, sı·kın·tı·lı (ha·va)