Santa Clara UNIV Threshold Days by Year (USC00047912)

12 fixed thresholds counted per year at Santa Clara UNIV (USC00047912): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Santa Clara UNIV Thresholds

Santa Clara UNIV: days with a maximum temperature at or above 30 C (86 F) in 70 years, most in 1936 with 61.
Santa Clara UNIV: days with a maximum temperature at or above 90 F (32.2 C) in 70 years, most in 1961 with 34.
Santa Clara UNIV: nights with a minimum temperature at or below 0 C (32 F) in 70 years, most in 1919 with 55.
Santa Clara UNIV: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1941 with 27.
12 fixed thresholds have at least one qualifying day at Santa Clara UNIV.

Days at or above 30 C (86 F)

70 years with a qualifying day

Days per year at Santa Clara UNIV with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 61 in 1936.

Days at or above 30 C (86 F) per year at Santa Clara UNIV
Year	Days	Decade average
1903	41	35.4
1904	41	35.4
1905	29	35.4
1906	47	35.4
1907	18	35.4
1908	38	35.4
1909	34	35.4
1910	36	34.1
1911	21	34.1
1912	36	34.1
1913	51	34.1
1914	30	34.1
1915	36	34.1
1916	27	34.1
1917	44	34.1
1918	32	34.1
1919	28	34.1
1920	29	34.9
1921	39	34.9
1922	44	34.9
1923	28	34.9
1924	33	34.9
1925	26	34.9
1926	54	34.9
1927	33	34.9
1928	33	34.9
1929	30	34.9
1930	18	35.7
1931	41	35.7
1932	31	35.7
1933	35	35.7
1934	35	35.7
1935	30	35.7
1936	61	35.7
1937	37	35.7
1938	29	35.7
1939	40	35.7
1940	27	34.1
1941	34	34.1
1942	25	34.1
1943	36	34.1
1944	38	34.1
1945	45	34.1
1946	34	34.1
1947	47	34.1
1948	29	34.1
1949	26	34.1
1950	35	30.3
1951	20	30.3
1952	27	30.3
1953	31	30.3
1954	28	30.3
1955	30	30.3
1956	22	30.3
1957	40	30.3
1959	40	30.3
1961	53	32.7
1962	24	32.7
1963	17	32.7
1964	38	32.7
1965	18	32.7
1966	34	32.7
1967	43	32.7
1968	33	32.7
1969	34	32.7
1970	43	32.8
1971	43	32.8
1972	35	32.8
1974	23	32.8
1975	20	32.8

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

First to last qualifying date each year at Santa Clara UNIV
Year	First date	Last date
1903	1903-05-08	1903-10-19
1904	1904-04-09	1904-10-04
1905	1905-05-14	1905-10-11
1906	1906-04-19	1906-10-27
1907	1907-05-26	1907-10-04
1908	1908-04-10	1908-10-25
1909	1909-04-30	1909-10-24
1910	1910-04-17	1910-10-25
1911	1911-05-20	1911-10-19
1912	1912-05-13	1912-10-18
1913	1913-04-10	1913-10-28
1914	1914-03-17	1914-10-27
1915	1915-05-27	1915-10-05
1916	1916-04-30	1916-09-28
1917	1917-06-12	1917-10-26
1918	1918-04-20	1918-10-13
1919	1919-05-27	1919-10-12
1920	1920-04-26	1920-09-28
1921	1921-04-27	1921-11-05
1922	1922-05-02	1922-10-23
1923	1923-05-08	1923-10-20
1924	1924-04-06	1924-10-03
1925	1925-05-02	1925-10-26
1926	1926-04-24	1926-11-07
1927	1927-04-23	1927-11-03
1928	1928-05-04	1928-10-08
1929	1929-05-10	1929-11-03
1930	1930-06-05	1930-11-11
1931	1931-04-16	1931-10-01
1932	1932-05-25	1932-11-17
1933	1933-04-14	1933-10-18
1934	1934-04-06	1934-10-26
1935	1935-05-04	1935-09-18
1936	1936-04-11	1936-10-09
1937	1937-05-02	1937-10-21
1938	1938-05-24	1938-10-25
1939	1939-04-06	1939-10-30
1940	1940-04-12	1940-10-19
1941	1941-05-09	1941-10-16
1942	1942-05-19	1942-10-21
1943	1943-05-09	1943-10-14
1944	1944-05-02	1944-10-25
1945	1945-04-23	1945-10-02
1946	1946-04-23	1946-10-25
1947	1947-04-12	1947-10-04
1948	1948-06-21	1948-10-17
1949	1949-05-05	1949-10-13
1950	1950-04-18	1950-10-13
1951	1951-05-25	1951-10-08
1952	1952-05-17	1952-10-02
1953	1953-05-04	1953-10-06
1954	1954-04-15	1954-10-15
1955	1955-05-10	1955-11-10
1956	1956-05-15	1956-09-29
1957	1957-04-27	1957-09-22
1959	1959-04-03	1959-10-24
1961	1961-04-03	1961-10-16
1962	1962-04-12	1962-10-01
1963	1963-05-17	1963-09-26
1964	1964-04-14	1964-10-21
1965	1965-04-25	1965-10-25
1966	1966-04-15	1966-10-09
1967	1967-05-15	1967-10-17
1968	1968-05-27	1968-09-26
1969	1969-05-05	1969-09-25
1970	1970-05-02	1970-10-02
1971	1971-06-14	1971-10-13
1972	1972-03-16	1972-10-07
1974	1974-05-26	1974-10-17
1975	1975-05-13	1975-09-25

Every Fixed Threshold

Fixed thresholds at Santa Clara UNIV
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	70	61	1936	20
35 C (95 F): Days	67	18	1961	3
40 C (104 F): Days	11	4	1913	2
90 F (32.2 C): Days	70	34	1961	12
100 F (37.8 C): Days	45	6	1913	4
110 F (43.3 C): Days	1	1	1905	1
0 C (32 F): Frost days (min	70	55	1919	11
20 C (68 F): Tropical nights (min	4	1	1939	1
10 mm (0.39 in): Days with 10 mm or more rain	69	27	1941	8
25 mm (0.98 in): Days with 25 mm or more rain	54	6	1906	2
50 mm (1.97 in): Days with 50 mm or more rain	18	2	1904	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1918	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

Data for Santa Clara UNIV 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 Clara UNIV Threshold Days by Year (USC00047912)

Key Facts for Santa Clara UNIV Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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