Santa Cruz Threshold Days by Year (USC00047916)

10 fixed thresholds counted per year at Santa Cruz (USC00047916): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Santa Cruz Thresholds

Santa Cruz: days with a maximum temperature at or above 30 C (86 F) in 122 years, most in 2015 with 38.
Santa Cruz: days with a maximum temperature at or above 90 F (32.2 C) in 116 years, most in 1924 with 21.
Santa Cruz: nights with a minimum temperature at or below 0 C (32 F) in 114 years, most in 1949 with 48.
Santa Cruz: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 1983 with 51.
10 fixed thresholds have at least one qualifying day at Santa Cruz.

Days at or above 30 C (86 F)

122 years with a qualifying day

Days per year at Santa Cruz with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 2015.

Days at or above 30 C (86 F) per year at Santa Cruz
Year	Days	Decade average
1894	16	15.7
1895	13	15.7
1896	13	15.7
1897	11	15.7
1898	29	15.7
1899	12	15.7
1900	18	15
1901	16	15
1902	14	15
1903	17	15
1904	14	15
1905	20	15
1906	32	15
1907	4	15
1908	4	15
1909	11	15
1910	15	14.2
1911	5	14.2
1912	22	14.2
1913	20	14.2
1914	17	14.2
1915	12	14.2
1916	9	14.2
1917	19	14.2
1918	13	14.2
1919	10	14.2
1920	7	13.9
1921	25	13.9
1922	11	13.9
1923	8	13.9
1924	23	13.9
1925	15	13.9
1926	22	13.9
1927	11	13.9
1928	6	13.9
1929	11	13.9
1931	19	17.6
1932	11	17.6
1933	10	17.6
1934	13	17.6
1935	17	17.6
1936	24	17.6
1937	20	17.6
1938	13	17.6
1939	31	17.6
1940	20	15.8
1941	20	15.8
1942	13	15.8
1943	16	15.8
1944	8	15.8
1945	24	15.8
1946	14	15.8
1947	22	15.8
1948	9	15.8
1949	12	15.8
1950	11	11.1
1951	7	11.1
1952	13	11.1
1953	9	11.1
1954	6	11.1
1955	5	11.1
1956	13	11.1
1957	13	11.1
1958	18	11.1
1959	16	11.1
1960	7	13.6
1962	8	13.6
1963	15	13.6
1964	13	13.6
1965	18	13.6
1966	19	13.6
1967	15	13.6
1968	18	13.6
1969	9	13.6
1970	21	16.2
1971	16	16.2
1972	17	16.2
1973	18	16.2
1974	8	16.2
1975	13	16.2
1976	27	16.2
1977	6	16.2
1978	16	16.2
1979	20	16.2
1980	12	12.2
1981	19	12.2
1982	3	12.2
1983	20	12.2
1984	20	12.2
1985	15	12.2
1986	2	12.2
1987	7	12.2
1988	13	12.2
1989	11	12.2
1990	2	7.1
1991	5	7.1
1992	6	7.1
1993	10	7.1
1994	6	7.1
1995	12	7.1
1996	15	7.1
1997	12	7.1
1998	2	7.1
1999	1	7.1
2000	4	8.7
2001	3	8.7
2002	7	8.7
2003	9	8.7
2004	10	8.7
2006	4	8.7
2007	7	8.7
2008	20	8.7
2009	14	8.7
2010	9	16.8
2011	9	16.8
2012	7	16.8
2013	25	16.8
2014	20	16.8
2015	38	16.8
2016	9	16.8
2018	9	16.8
2019	25	16.8

For each year, a bar from the first to the last day at Santa Cruz meeting 30 C (86 F).

First to last qualifying date each year at Santa Cruz
Year	First date	Last date
1894	1894-04-19	1894-10-04
1895	1895-05-10	1895-11-19
1896	1896-02-23	1896-10-12
1897	1897-04-08	1897-09-23
1898	1898-04-10	1898-11-05
1899	1899-03-06	1899-10-09
1900	1900-06-17	1900-11-12
1901	1901-06-15	1901-11-04
1902	1902-06-22	1902-09-27
1903	1903-05-29	1903-10-17
1904	1904-04-09	1904-11-08
1905	1905-05-15	1905-10-10
1906	1906-04-19	1906-10-27
1907	1907-04-18	1907-10-04
1908	1908-06-28	1908-10-06
1909	1909-05-31	1909-10-25
1910	1910-04-22	1910-10-24
1911	1911-05-21	1911-10-17
1912	1912-05-31	1912-10-14
1913	1913-06-20	1913-10-19
1914	1914-03-06	1914-11-19
1915	1915-03-21	1915-10-28
1916	1916-03-10	1916-09-27
1917	1917-06-12	1917-10-22
1918	1918-04-18	1918-10-13
1919	1919-06-01	1919-10-07
1920	1920-05-18	1920-09-27
1921	1921-04-27	1921-11-06
1922	1922-05-14	1922-09-16
1923	1923-07-02	1923-10-19
1924	1924-05-28	1924-09-30
1925	1925-06-23	1925-10-25
1926	1926-03-13	1926-11-02
1927	1927-04-21	1927-10-20
1928	1928-09-06	1928-10-08
1929	1929-05-12	1929-11-04
1931	1931-03-03	1931-09-21
1932	1932-05-25	1932-11-19
1933	1933-08-16	1933-11-13
1934	1934-05-05	1934-10-25
1935	1935-06-17	1935-10-27
1936	1936-04-11	1936-11-18
1937	1937-05-02	1937-10-21
1938	1938-05-23	1938-10-21
1939	1939-05-28	1939-11-23
1940	1940-04-11	1940-11-15
1941	1941-05-09	1941-11-06
1942	1942-05-19	1942-10-21
1943	1943-05-20	1943-10-14
1944	1944-08-26	1944-10-26
1945	1945-06-12	1945-11-03
1946	1946-04-23	1946-10-25
1947	1947-04-11	1947-09-21
1948	1948-08-20	1948-10-21
1949	1949-05-23	1949-11-04
1950	1950-06-29	1950-11-04
1951	1951-05-15	1951-10-07
1952	1952-05-19	1952-10-01
1953	1953-06-24	1953-10-06
1954	1954-06-20	1954-10-14
1955	1955-08-02	1955-10-24
1956	1956-05-15	1956-11-10
1957	1957-04-28	1957-09-21
1958	1958-05-15	1958-12-03
1959	1959-04-01	1959-11-26
1960	1960-06-20	1960-09-25
1962	1962-04-12	1962-11-01
1963	1963-06-30	1963-09-26
1964	1964-04-14	1964-10-22
1965	1965-08-10	1965-10-25
1966	1966-03-31	1966-10-31
1967	1967-05-15	1967-10-31
1968	1968-05-26	1968-10-25
1969	1969-03-27	1969-11-01
1970	1970-05-02	1970-10-09
1971	1971-06-16	1971-10-13
1972	1972-05-01	1972-10-07
1973	1973-05-28	1973-10-27
1974	1974-05-26	1974-10-17
1975	1975-05-28	1975-10-16
1976	1976-04-30	1976-11-05
1977	1977-06-05	1977-10-14
1978	1978-05-14	1978-10-14
1979	1979-05-13	1979-09-20
1980	1980-06-27	1980-10-04
1981	1981-04-30	1981-09-23
1982	1982-08-07	1982-09-22
1983	1983-06-14	1983-10-27
1984	1984-04-15	1984-10-08
1985	1985-04-03	1985-10-04
1986	1986-06-10	1986-10-06
1987	1987-04-21	1987-10-05
1988	1988-03-26	1988-10-17
1989	1989-04-05	1989-10-18
1990	1990-08-28	1990-10-09
1991	1991-06-30	1991-10-20
1992	1992-04-25	1992-10-23
1993	1993-05-09	1993-10-26
1994	1994-06-09	1994-10-09
1995	1995-06-23	1995-10-13
1996	1996-04-29	1996-10-08
1997	1997-05-15	1997-11-02
1998	1998-08-03	1998-09-06
1999	1999-10-09	1999-10-09
2000	2000-05-21	2000-09-17
2001	2001-05-07	2001-09-30
2002	2002-07-09	2002-10-08
2003	2003-06-25	2003-10-27
2004	2004-04-25	2004-10-13
2006	2006-07-22	2006-09-12
2007	2007-05-08	2007-10-24
2008	2008-04-12	2008-10-24
2009	2009-04-19	2009-10-01
2010	2010-06-12	2010-09-28
2011	2011-04-01	2011-10-23
2012	2012-06-10	2012-11-05
2013	2013-05-03	2013-10-15
2014	2014-04-07	2014-10-12
2015	2015-03-14	2015-10-13
2016	2016-04-06	2016-10-08
2018	2018-04-22	2018-10-20
2019	2019-06-08	2019-10-25

Every Fixed Threshold

Fixed thresholds at Santa Cruz
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	122	38	2015	25
35 C (95 F): Days	88	10	1906	8
40 C (104 F): Days	10	3	1976	3
90 F (32.2 C): Days	116	21	1924	11
100 F (37.8 C): Days	39	7	1976	2
0 C (32 F): Frost days (min	114	48	1949	2
10 mm (0.39 in): Days with 10 mm or more rain	92	51	1983	25
25 mm (0.98 in): Days with 25 mm or more rain	91	22	1909	13
50 mm (1.97 in): Days with 50 mm or more rain	80	9	1950	5
100 mm (3.94 in): Days with 100 mm or more rain	12	2	1942	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Santa Cruz threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Santa Cruz Threshold Days by Year (USC00047916)

Key Facts for Santa Cruz Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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