National Weather Service United States Department of Commerce

Powerful Pacific Storm to Continue Impacting Northern California; Heavy Snow in the Appalachians and Portions of the Northeast

A strong atmospheric river will continue to impact northern California with heavy rain and life-threatening flooding through Friday. Unsettled weather is expected across much of the Northeast and Great Lakes over the next few days, including the likelihood of heavy snow in the central Appalachians and higher elevations of northeastern Pennsylvania and southern New York. Read More >

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 May 2024

 

Temperature (°F)

Mean Last Occurrence in Spring

Mean First Occurrence in Fall Mean Days between Occurrences
32° Frost/Light Freeze March 29th November 3rd  218
28° Hard Freeze March 17th November 14th 241
24° Killing Freeze March 6th November 26th 264

 

  Record Last Occurrence in Spring           Record First Occurrence in Fall
Temperature (°F) Earliest Latest   Earliest Latest
32° Frost/Light Freeze   6 Mar 1980, 1985, 2015   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

1 Jan 2016 and 2022

 

 

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 2015 259 21 Nov 2015
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: June 5, 2024