Tulsa, Oklahoma Climatological Records

Frost/Freeze

Record and Mean Dates of Last Occurrence in Spring and First Occurrence in Fall

For the Period January 1906 through November 2014

 

Temperature (°F)

Mean Last Occurrence in Spring

Mean First Occurrence in Fall Mean Days between Occurrences
32° Frost/Light Freeze March 29th November 2nd 217
28° Hard Freeze March 18th November 14th 240
24° Killing Freeze March 7th November 26th 263

 

  Record Last Occurrence in Spring           Record First Occurrence in Fall
Temperature (°F) Earliest Latest   Earliest Latest
32° Frost/Light Freeze   6 Mar 1980, 1985   2 May 1909     7 Oct 2012
28 Nov 1990
28° Hard Freeze 12 Feb 2012
17 Apr 1921     9 Oct 2000 16 Dec 1981
24° Killing Freeze 14 Jan 1999

13 Apr 1957

  24 Oct 1917

28 Dec 1941, 1971

 

 

Record Number of Days Between Last (Spring) and First (Fall) Occurrences
Temperature (°F)      Spring

Fewest Number of Days

Fall       Spring Greatest Number of Days Fall
32° Frost/Light Freeze     2 May 1909 163 13 Oct 1909     6 Mar 1985 257 19 Nov 1985
28° Hard Freeze   13 Apr 1957 195 26 Oct 1957   14 Feb 1981 304 16 Dec 1981
24° Killing Freeze   27 Mar 1913 215 29 Oct 1913   14 Jan 1999 339 20 Dec 1999

 

Updated: December 4, 2014

 


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