Trivium
The fastest temperature drop in history occurred in Rapid City, S.D., when the mercury plunged 47°F (26°C) in 5 minutes on Jan. 10, 1911.
Interestingly, the fastest temperature rise in history occurred in … Rapid City, S.D, 32 years later, when it jumped 49°F (27°C) in 2 minutes on Jan. 22, 1943.
