Davis 2 WSW Exp Farm Threshold Days by Year (USC00042294)

15 fixed thresholds counted per year at Davis 2 WSW Exp Farm (USC00042294): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Davis 2 WSW Exp Farm Thresholds

Davis 2 WSW Exp Farm: nights with a minimum temperature at or below 0 C (32 F) in 119 years, most in 1911 with 74.
Davis 2 WSW Exp Farm: days with a maximum temperature at or above 30 C (86 F) in 117 years, most in 2025 with 149.
Davis 2 WSW Exp Farm: days with a maximum temperature at or above 35 C (95 F) in 117 years, most in 2024 with 85.
Davis 2 WSW Exp Farm: days with a maximum temperature at or above 90 F (32.2 C) in 117 years, most in 2024 with 121.
15 fixed thresholds have at least one qualifying day at Davis 2 WSW Exp Farm.

Days at or above 30 C (86 F)

117 years with a qualifying day

Days per year at Davis 2 WSW Exp Farm with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 149 in 2025.

Days at or above 30 C (86 F) per year at Davis 2 WSW Exp Farm
Year	Days	Decade average
1895	108	118
1896	128	118
1909	103	103
1911	84	110.6
1912	108	110.6
1913	129	110.6
1914	97	110.6
1915	126	110.6
1916	99	110.6
1917	133	110.6
1918	109	110.6
1919	110	110.6
1920	106	112.3
1921	122	112.3
1922	121	112.3
1923	96	112.3
1924	114	112.3
1925	97	112.3
1926	116	112.3
1927	117	112.3
1928	126	112.3
1929	108	112.3
1930	96	112.6
1931	123	112.6
1932	118	112.6
1933	117	112.6
1934	117	112.6
1935	115	112.6
1936	95	112.6
1937	112	112.6
1938	105	112.6
1939	128	112.6
1940	118	109.8
1941	91	109.8
1942	124	109.8
1943	114	109.8
1944	108	109.8
1945	115	109.8
1946	107	109.8
1947	123	109.8
1948	88	109.8
1949	110	109.8
1950	113	110.3
1951	111	110.3
1952	108	110.3
1953	95	110.3
1954	102	110.3
1955	117	110.3
1956	110	110.3
1957	104	110.3
1958	123	110.3
1959	120	110.3
1960	105	99.5
1961	100	99.5
1962	86	99.5
1963	68	99.5
1964	87	99.5
1965	99	99.5
1966	109	99.5
1967	121	99.5
1968	111	99.5
1969	109	99.5
1970	113	105.9
1971	112	105.9
1972	103	105.9
1973	99	105.9
1974	124	105.9
1975	102	105.9
1976	97	105.9
1977	92	105.9
1978	102	105.9
1979	115	105.9
1980	78	103.8
1981	121	103.8
1982	86	103.8
1983	85	103.8
1984	119	103.8
1985	103	103.8
1986	106	103.8
1987	116	103.8
1988	120	103.8
1990	120	114.1
1991	124	114.1
1992	131	114.1
1993	107	114.1
1994	118	114.1
1995	106	114.1
1996	116	114.1
1997	124	114.1
1998	84	114.1
1999	111	114.1
2000	109	118.9
2001	128	118.9
2002	123	118.9
2003	124	118.9
2004	101	118.9
2006	126	118.9
2007	116	118.9
2008	129	118.9
2009	114	118.9
2010	98	115.7
2011	103	115.7
2012	121	115.7
2013	121	115.7
2014	136	115.7
2015	121	115.7
2016	117	115.7
2017	119	115.7
2018	106	115.7
2019	115	115.7
2020	138	137
2021	136	137
2022	133	137
2023	117	137
2024	146	137
2025	149	137
2026	140	137

For each year, a bar from the first to the last day at Davis 2 WSW Exp Farm meeting 30 C (86 F).

First to last qualifying date each year at Davis 2 WSW Exp Farm
Year	First date	Last date
1895	1895-04-18	1895-11-16
1896	1896-02-12	1896-10-22
1909	1909-05-24	1909-10-14
1911	1911-05-21	1911-10-18
1912	1912-05-06	1912-10-16
1913	1913-04-24	1913-10-27
1914	1914-04-19	1914-10-15
1915	1915-05-26	1915-10-21
1916	1916-04-30	1916-09-29
1917	1917-04-25	1917-10-26
1918	1918-04-19	1918-10-30
1919	1919-04-29	1919-10-15
1920	1920-04-26	1920-10-04
1921	1921-04-21	1921-10-20
1922	1922-04-24	1922-10-24
1923	1923-03-27	1923-09-30
1924	1924-04-06	1924-10-03
1925	1925-03-24	1925-10-27
1926	1926-04-25	1926-10-28
1927	1927-04-23	1927-10-23
1928	1928-04-29	1928-10-20
1929	1929-05-02	1929-10-25
1930	1930-05-19	1930-10-19
1931	1931-04-17	1931-11-08
1932	1932-05-10	1932-10-13
1933	1933-04-28	1933-10-27
1934	1934-04-08	1934-10-11
1935	1935-05-04	1935-10-10
1936	1936-04-11	1936-10-16
1937	1937-05-02	1937-10-22
1938	1938-04-18	1938-09-22
1939	1939-04-05	1939-10-30
1940	1940-04-13	1940-10-20
1941	1941-05-09	1941-10-17
1942	1942-05-18	1942-10-23
1943	1943-05-06	1943-10-16
1944	1944-05-03	1944-10-28
1945	1945-04-16	1945-10-06
1946	1946-04-23	1946-10-14
1947	1947-04-13	1947-10-05
1948	1948-05-06	1948-10-09
1949	1949-04-22	1949-11-05
1950	1950-04-18	1950-10-14
1951	1951-04-09	1951-10-15
1952	1952-04-18	1952-10-07
1953	1953-04-22	1953-10-09
1954	1954-04-16	1954-10-16
1955	1955-05-06	1955-11-11
1956	1956-04-23	1956-10-07
1957	1957-04-06	1957-09-25
1958	1958-05-01	1958-10-18
1959	1959-04-04	1959-10-26
1960	1960-04-05	1960-09-27
1961	1961-04-04	1961-10-19
1962	1962-04-13	1962-10-02
1963	1963-05-17	1963-10-02
1964	1964-04-15	1964-10-23
1965	1965-04-27	1965-10-27
1966	1966-04-01	1966-10-25
1967	1967-05-16	1967-10-20
1968	1968-04-29	1968-10-27
1969	1969-05-06	1969-10-02
1970	1970-05-03	1970-10-12
1971	1971-05-24	1971-10-14
1972	1972-04-28	1972-10-07
1973	1973-04-26	1973-10-15
1974	1974-05-07	1974-10-19
1975	1975-05-13	1975-10-06
1976	1976-05-08	1976-10-15
1977	1977-04-16	1977-10-16
1978	1978-05-03	1978-10-24
1979	1979-05-13	1979-10-11
1980	1980-05-18	1980-10-10
1981	1981-04-24	1981-10-02
1982	1982-05-05	1982-10-10
1983	1983-05-19	1983-10-12
1984	1984-04-15	1984-10-08
1985	1985-04-13	1985-10-06
1986	1986-04-22	1986-10-10
1987	1987-04-16	1987-10-19
1988	1988-03-27	1988-10-23
1990	1990-04-13	1990-10-15
1991	1991-05-22	1991-10-22
1992	1992-04-26	1992-10-14
1993	1993-04-29	1993-10-28
1994	1994-04-15	1994-10-10
1995	1995-05-19	1995-10-22
1996	1996-04-26	1996-10-12
1997	1997-04-16	1997-11-02
1998	1998-04-22	1998-10-22
1999	1999-04-16	1999-10-15
2000	2000-04-02	2000-10-07
2001	2001-04-01	2001-10-19
2002	2002-04-02	2002-10-15
2003	2003-05-14	2003-10-29
2004	2004-04-10	2004-10-14
2006	2006-04-28	2006-10-24
2007	2007-04-06	2007-10-03
2008	2008-04-12	2008-10-25
2009	2009-04-19	2009-10-03
2010	2010-05-04	2010-10-16
2011	2011-05-05	2011-10-19
2012	2012-04-21	2012-10-19
2013	2013-04-11	2013-10-24
2014	2014-04-09	2014-10-14
2015	2015-03-30	2015-11-01
2016	2016-04-07	2016-10-11
2017	2017-05-01	2017-10-29
2018	2018-04-24	2018-11-04
2019	2019-04-20	2019-10-27
2020	2020-04-24	2020-10-22
2021	2021-04-18	2021-10-17
2022	2022-03-23	2022-10-21
2023	2023-04-23	2023-10-21
2024	2024-04-12	2024-10-16
2025	2025-03-26	2025-10-30
2026	2026-03-16	2026-10-10

Every Fixed Threshold

Fixed thresholds at Davis 2 WSW Exp Farm
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	117	149	2025	140
35 C (95 F): Days	117	85	2024	67
40 C (104 F): Days	109	25	1917	10
45 C (113 F): Days	7	3	1925	1
90 F (32.2 C): Days	117	121	2024	112
100 F (37.8 C): Days	117	50	2024	25
110 F (43.3 C): Days	35	8	1950	1
0 C (32 F): Ice days (max	2	1	1961	1
0 C (32 F): Frost days (min	119	74	1911	2
-10 C (14 F): Days with min	1	1	1932	1
20 C (68 F): Tropical nights (min	90	16	2025	3
25 C (77 F): Days with min	14	2	2025	2
10 mm (0.39 in): Days with 10 mm or more rain	117	36	1983	8
25 mm (0.98 in): Days with 25 mm or more rain	109	12	2019	1
50 mm (1.97 in): Days with 50 mm or more rain	44	4	2019	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

Data for Davis 2 WSW Exp Farm 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Davis 2 WSW Exp Farm Threshold Days by Year (USC00042294)

Key Facts for Davis 2 WSW Exp Farm Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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