Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. 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 2025
| 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, 2025
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