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 April 2013

 

Temperature (°F)

Mean Last Occurrence Spring

 Mean First Occurrence Fall Mean Days between Occurrence
32° Frost/Light Freeze March 29th November 3rd 218
28° Hard Freeze March 18th November 15th 241
24° Killing Freeze March 07th November 27th 264

 

  Record Last Occurrence in Spring           Record First Occurrence in Fall
Temperature (°F) Earliest Latest   Earliest Latest
32° Frost/Light Freeze   6 Mar 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 1971
 

 

Record Number of Days Between First and Last 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

 

Page Updated: May 1, 2013

 

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