National Weather Service United States Department of Commerce

Fire Weather Threats Continue in Southern California

A storm system passing over the west coast ridge and into the Great Basin the next couple of days will improve air quality across the Pacific Northwest, and bring a wintry mix to the northern Great Basin and northern Rockies. Gusty winds will increase fire weather threats across portions of northern California, and continue to exacerbate ongoing fires across Southern California. Read More >

Consecutive Days Above Freezing

..............Most..............      ..............Least.............
1.   196   Apr 10 - Oct 22, 1938      1.   101   Jun  8 - Sep 16, 1901
2.   180   Apr 23 - Oct 19, 1936           101   Jun  8 - Sep 16, 1897
3.   179   Apr  7 - Oct  2, 1977      3.   102   Jun  1 - Sep 10, 1894
     179   Apr 13 - Oct  8, 1948      4.   103   May 27 - Sep  6, 1895
5.   175   May  2 - Oct 23, 1994      5.   115   May 27 - Sep 18, 1971
     175   Apr 22 - Oct 13, 1914           115   May 30 - Sep 21, 1947
7.   172   Apr 13 - Oct  1, 1987      7.   118   May 29 - Sep 23, 1965
8.   171   Apr 28 - Oct 15, 2015      8.   119   May 17 - Sep 12, 1899
9.   168   Apr 27 - Oct 11, 1937           119   May  7 - Sep  2, 1974
     168   May  4 - Oct 18, 1911      10.  120   May 21 - Sep 17, 1929
11.  167   Apr 30 - Oct 13, 2008      11.  123   May 28 - Sep 27, 1907
     167   Apr 10 - Sep 23, 1985      12.  124   May 20 - Sep 20, 2000
     167   Apr 25 - Oct  8, 1927      13.  126   May 21 - Sep 23, 2002
14.  166   Apr 23 - Oct  5, 1986           126   May 25 - Sep 27, 1924
15.  165   May  3 - Oct 14, 1940
     165   Apr 27 - Oct  8, 1922    
 

Period of Record (1893-current) Average Date of Last Freeze    May  6
Period of Record (1893-current) Average Date of First Freeze   Sep 29

Period of Record (1893-current) Average of 145 Freeze-Free Days Per Year

Earliest Last Spring Freeze..Apr 6, 1977 (23 Degrees) 
Latest Last Spring Freeze....Jun 7, 1901 and 1897 (32 Degrees)

Earliest First Fall Freeze..Sep  3, 1974 (31 Degrees)
Latest First Fall Freeze....Oct 28, 1963 (23 Degrees)

- Updated 2/17/2017

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