muggy


muggy
/ˈmʌgi / (say 'mugee)

adjective (muggier, muggiest)
(of the atmosphere, weather, etc.) damp and close; humid and oppressive.
{British dialect mug mist (from Old Norse mugga to drizzle) + -y1}
mugginess, noun

Australian English dictionary. 2014.

Synonyms:
, , , / , , (said of the weather),