(chilled|frozen) to the bone

extremely or uncomfortably cold

The idiom "chilled to the bone" originated from the perception that extreme cold can penetrate through the skin and reach the bones, causing an intense and penetrating cold sensation. It is used metaphorically to convey a feeling of being thoroughly and deeply chilled, affecting one's very core. The phrase emphasizes the severity and depth of the cold experienced, extending beyond surface-level discomfort.

After walking for hours in the snowstorm without proper protection, I was chilled to the bone and desperately sought warmth.
The icy wind cut through their clothing, leaving them frozen to the bone and longing for shelter.
She stood outside in the freezing rain, shivering and chilled to the bone within minutes.
The mountaineers reached the summit, where the biting cold air left them frozen to the bone despite their layered clothing.
The winter night was so frigid that even with a heavy coat, I felt chilled to the bone within moments of stepping outside.