National Weather Service United States Department of Commerce

Denver's Low Temperatures of -20 Degrees or Colder since 1872

Total 20 degrees below zero or colder occurrences = 30

 

Temperature Date
-29 January 9, 1875
-25 December 22, 1990
-25 January 12, 1963
-25 January 11, 1963
-25 February 1, 1951
-25 February 8, 1936
-25 December 24, 1876
-24 December 22, 2022
-24 February 5, 1989
-24 January 10, 1962
-24 January 9, 1962
-24 January 31, 1951
-22 February 6, 1899
-22 February 4, 1883
-22 January 28, 1872
-21 December 21, 1990
-21 December 21, 1983
-21 January 6, 1913
-21 February 12, 1905
-20 January 17, 1930
-20 December 9, 1919
-20 January 26,1902
-20 February 12, 1899
-20 February 11, 1899
-20 December 9, 1898
-20 January 15, 1888
-20 January 19, 1883
-20 February 15, 1881
-20 January 13, 1875
-20 January 25, 1872