Earliest and Latest Days of 90° F in Santa Ana

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Santa Ana, California history. It is based on NOAA data from the years 1906–2024.

Also see:

Earliest 90 degree day in Santa Ana?

The earliest in the year that Santa Ana, California had a high temperature of at least 90 °F is January 10 which happened in 1923.

Latest 90 degree day in Santa Ana?

The latest in the year that Santa Ana, California had a high temperature of at least 90 °F is December 30 which has happened twice, most recently in 1980.

Earliest Days ≥ 90 °F

Date	Year	Temperature
January 10	1923	92 °F
January 12	2009	90 °F
January 14	2009	91 °F
January 15	2021	94 °F
January 16	1976	92 °F
January 17	1976	91 °F
January 18	2009	90 °F
January 18	1920	92 °F
January 19	2005	91 °F
January 24	1951	90 °F
January 31	2003	96 °F
February 3	1995	92 °F
February 3	1963	90 °F
February 4	2001	93 °F
February 7	1996	91 °F
February 7	1954	90 °F
February 8	2006	90 °F
February 9	2022	90 °F
February 9	2016	95 °F
February 10	2022	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
December 30	1980	90 °F
December 30	1929	90 °F
December 14	1953	92 °F
December 12	2010	90 °F
December 9	1938	90 °F
December 4	1979	92 °F
December 3	1958	95 °F
December 2	1958	90 °F
December 1	1959	92 °F
November 27	2014	90 °F
November 25	1977	93 °F
November 25	1953	94 °F
November 24	1933	98 °F
November 23	2017	92 °F
November 23	1933	91 °F
November 22	2017	96 °F
November 22	1950	91 °F
November 21	2015	91 °F
November 21	2002	90 °F
November 20	2002	95 °F
November 20	1954	92 °F
November 20	1917	91 °F