frigid
adj.extremely cold. You use this word to describe weather that is so cold it feels uncomfortable or dangerous.
adj.extremely cold; having a temperature far below normal. Often used to describe weather conditions that are harsh or unfavourable for human activity.
“The temperature dropped to a frigid ten degrees below zero.”
“The climbers had to endure frigid winds while setting up camp on the mountain's highest peak.”
“Despite the frigid temperatures outside, the festival continued with a series of indoor performances and heated tents to keep the audience warm.”
“Refugees are sleeping outdoors through sweltering days and frigid nights for fear that more buildings may collapse.”
“The "Dubai Tower" left the eastern port city of Ningbo on Saturday evening, heading north, where it will pass through the Bering Strait, then turn west through the frigid waters along Russia's northern coast.”
Borrowed from Latin frīgidus (“cold”), from frīgeō (“I am cold”), from frīgus (“cold, coldness”), from Proto-Indo-European *sríHgos.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.