below zero

“Fifty degrees below zero meant eighty-odd degrees of frost.”

To Build a Fire

“In the summer sun it was actually warmer at three thousand feet than on the surface of the ice cap, but even so the temperature was a few degrees below zero and they all wore fully insulated flight suits as well as helmets, a precaution against turbulence as the helicopter encountered thermal updraughts over exposed land and water along the coastline.”

Crusader Gold

“Forty below zero is the place on the thermometer where the Fahrenheit and Celsius scales meet, a temperature that most children learn about only in science class but one all too familiar to any eight-year-old Harbiner.”

Simon & Schuster: THE SECOND MARK

“Rising up to fourteen thousand feet, Tora Bora’s mountains are a tough environment at any time of year—and, in the middle of December, temperatures drop to well below zero at night.”

Simon & Schuster: The Longest War

“Seventy-four below zero by spirit thermometer on the sled.”

A DAY'S LODGING

“Fifty degrees below zero stood for a bite of frost that hurt and that must be guarded against by the use of mittens, ear-flaps, warm moccasins, and thick socks.”

To Build a Fire

“Once, near the Metsovon pass, in December, when it was twenty degrees below zero because there was no cloud, the Italians sent up a starshell.”

Captain Corelli's Mandolin