"Frigid night" refers to a very cold or freezing night.
Sentences with «frigid night»
Trend in frigid nights in Detroit from the 1970s to the most recent decade. (climatecentral.org)
And in St. Louis, the 1970s featured an average of 3.8 nights with a low of 0 °F or below, yet in the past decade, the average for such frigid nights fell to zero. (climatecentral.org)