Lexington Bluegrass AP Threshold Days by Year (USW00093820)

18 fixed thresholds counted per year at Lexington Bluegrass AP (USW00093820): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lexington Bluegrass AP Thresholds

Lexington Bluegrass AP: days with a maximum temperature at or above 30 C (86 F) in 142 years, most in 1936 with 107.
Lexington Bluegrass AP: days with a maximum temperature at or below 0 C (32 F) in 142 years, most in 1978 with 49.
Lexington Bluegrass AP: nights with a minimum temperature at or below 0 C (32 F) in 142 years, most in 1976 with 120.
Lexington Bluegrass AP: nights with a minimum temperature at or above 20 C (68 F) in 142 years, most in 2018 with 76.
18 fixed thresholds have at least one qualifying day at Lexington Bluegrass AP.

Days at or above 30 C (86 F)

142 years with a qualifying day

Days per year at Lexington Bluegrass AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 107 in 1936.

Days at or above 30 C (86 F) per year at Lexington Bluegrass AP
Year	Days	Decade average
1873	27	33.7
1874	55	33.7
1875	19	33.7
1888	44	33
1889	22	33
1890	41	54.8
1891	43	54.8
1892	40	54.8
1893	56	54.8
1894	68	54.8
1895	60	54.8
1896	54	54.8
1897	61	54.8
1898	62	54.8
1899	63	54.8
1900	73	43.5
1901	54	43.5
1902	48	43.5
1903	49	43.5
1904	36	43.5
1905	21	43.5
1906	28	43.5
1907	37	43.5
1908	58	43.5
1909	31	43.5
1910	27	47.3
1911	64	47.3
1912	37	47.3
1913	74	47.3
1914	61	47.3
1915	28	47.3
1916	50	47.3
1917	26	47.3
1918	45	47.3
1919	61	47.3
1920	31	46.7
1921	71	46.7
1922	56	46.7
1923	47	46.7
1924	35	46.7
1925	72	46.7
1926	46	46.7
1927	34	46.7
1928	28	46.7
1929	47	46.7
1930	62	74.1
1931	66	74.1
1932	43	74.1
1933	61	74.1
1934	75	74.1
1935	66	74.1
1936	107	74.1
1937	84	74.1
1938	82	74.1
1939	95	74.1
1940	81	73.5
1941	102	73.5
1942	82	73.5
1943	100	73.5
1944	95	73.5
1945	56	73.5
1946	37	73.5
1947	52	73.5
1948	60	73.5
1949	70	73.5
1950	25	66.9
1951	75	66.9
1952	90	66.9
1953	85	66.9
1954	89	66.9
1955	73	66.9
1956	54	66.9
1957	65	66.9
1958	38	66.9
1959	75	66.9
1960	46	46.4
1961	51	46.4
1962	59	46.4
1963	36	46.4
1964	70	46.4
1965	43	46.4
1966	48	46.4
1967	21	46.4
1968	42	46.4
1969	48	46.4
1970	56	46.2
1971	49	46.2
1972	32	46.2
1973	55	46.2
1974	22	46.2
1975	69	46.2
1976	30	46.2
1977	70	46.2
1978	52	46.2
1979	27	46.2
1980	66	56.5
1981	30	56.5
1982	39	56.5
1983	79	56.5
1984	56	56.5
1985	34	56.5
1986	63	56.5
1987	80	56.5
1988	68	56.5
1989	50	56.5
1990	41	52.3
1991	70	52.3
1992	23	52.3
1993	62	52.3
1994	55	52.3
1995	64	52.3
1996	33	52.3
1997	36	52.3
1998	63	52.3
1999	76	52.3
2000	39	49.4
2001	42	49.4
2002	81	49.4
2003	32	49.4
2004	18	49.4
2005	71	49.4
2006	41	49.4
2007	89	49.4
2008	53	49.4
2009	28	49.4
2010	83	68.9
2011	62	68.9
2012	68	68.9
2013	43	68.9
2014	55	68.9
2015	59	68.9
2016	86	68.9
2017	55	68.9
2018	79	68.9
2019	99	68.9
2020	45	61.7
2021	40	61.7
2022	72	61.7
2023	57	61.7
2024	86	61.7
2025	67	61.7
2026	65	61.7

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

First to last qualifying date each year at Lexington Bluegrass AP
Year	First date	Last date
1873	1873-06-03	1873-09-11
1874	1874-05-28	1874-09-13
1875	1875-05-27	1875-09-09
1888	1888-05-27	1888-08-17
1889	1889-05-09	1889-09-15
1890	1890-05-31	1890-09-08
1891	1891-04-17	1891-10-03
1892	1892-05-31	1892-09-09
1893	1893-06-18	1893-09-22
1894	1894-05-16	1894-09-15
1895	1895-05-04	1895-09-25
1896	1896-04-17	1896-09-18
1897	1897-05-08	1897-10-16
1898	1898-06-02	1898-10-03
1899	1899-04-29	1899-09-16
1900	1900-05-14	1900-10-05
1901	1901-05-02	1901-09-08
1902	1902-05-03	1902-09-23
1903	1903-05-23	1903-10-04
1904	1904-05-24	1904-09-29
1905	1905-05-29	1905-09-18
1906	1906-05-15	1906-09-11
1907	1907-06-18	1907-09-21
1908	1908-05-25	1908-09-26
1909	1909-06-07	1909-09-14
1910	1910-06-17	1910-09-12
1911	1911-05-11	1911-09-27
1912	1912-05-23	1912-09-14
1913	1913-05-05	1913-10-10
1914	1914-05-24	1914-09-22
1915	1915-04-25	1915-09-17
1916	1916-05-10	1916-10-07
1917	1917-06-13	1917-09-01
1918	1918-05-25	1918-08-25
1919	1919-05-29	1919-10-03
1920	1920-05-30	1920-09-25
1921	1921-05-23	1921-09-20
1922	1922-05-09	1922-10-04
1923	1923-05-31	1923-09-26
1924	1924-06-08	1924-09-01
1925	1925-04-23	1925-09-26
1926	1926-05-25	1926-09-23
1927	1927-05-09	1927-10-01
1928	1928-07-07	1928-09-14
1929	1929-03-25	1929-09-28
1930	1930-05-04	1930-09-24
1931	1931-05-27	1931-09-25
1932	1932-06-03	1932-09-18
1933	1933-05-24	1933-09-26
1934	1934-04-04	1934-09-25
1935	1935-04-26	1935-10-13
1936	1936-05-06	1936-09-23
1937	1937-04-23	1937-10-06
1938	1938-04-26	1938-10-18
1939	1939-05-06	1939-10-10
1940	1940-05-06	1940-10-27
1941	1941-04-19	1941-10-07
1942	1942-04-25	1942-09-19
1943	1943-05-05	1943-10-11
1944	1944-05-11	1944-09-20
1945	1945-06-01	1945-09-28
1946	1946-04-23	1946-09-08
1947	1947-06-07	1947-09-21
1948	1948-06-04	1948-09-21
1949	1949-05-04	1949-09-04
1950	1950-05-04	1950-08-28
1951	1951-05-01	1951-10-05
1952	1952-05-02	1952-10-01
1953	1953-05-21	1953-10-04
1954	1954-05-31	1954-10-05
1955	1955-04-18	1955-09-29
1956	1956-05-11	1956-10-01
1957	1957-04-28	1957-09-21
1958	1958-06-04	1958-09-26
1959	1959-05-02	1959-10-05
1960	1960-04-24	1960-09-08
1961	1961-06-01	1961-09-25
1962	1962-04-30	1962-09-13
1963	1963-04-21	1963-10-20
1964	1964-05-18	1964-09-16
1965	1965-05-24	1965-09-21
1966	1966-06-09	1966-09-03
1967	1967-05-25	1967-09-20
1968	1968-06-06	1968-09-03
1969	1969-05-05	1969-10-13
1970	1970-05-21	1970-09-24
1971	1971-06-03	1971-10-03
1972	1972-05-25	1972-09-21
1973	1973-06-03	1973-09-27
1974	1974-05-17	1974-08-26
1975	1975-05-21	1975-09-10
1976	1976-06-08	1976-08-28
1977	1977-04-18	1977-09-18
1978	1978-05-28	1978-09-21
1979	1979-05-11	1979-09-12
1980	1980-05-29	1980-09-14
1981	1981-06-12	1981-08-31
1982	1982-05-12	1982-09-14
1983	1983-06-11	1983-09-19
1984	1984-06-05	1984-09-22
1985	1985-06-09	1985-09-09
1986	1986-04-26	1986-09-30
1987	1987-05-02	1987-09-27
1988	1988-05-29	1988-08-27
1989	1989-04-26	1989-09-21
1990	1990-06-08	1990-09-07
1991	1991-05-15	1991-09-16
1992	1992-06-16	1992-09-09
1993	1993-05-08	1993-09-14
1994	1994-05-23	1994-09-16
1995	1995-06-06	1995-09-14
1996	1996-05-18	1996-09-05
1997	1997-06-21	1997-09-19
1998	1998-05-14	1998-09-30
1999	1999-05-30	1999-09-28
2000	2000-05-18	2000-09-07
2001	2001-05-04	2001-09-09
2002	2002-05-31	2002-09-20
2003	2003-06-24	2003-09-01
2004	2004-06-09	2004-09-06
2005	2005-05-13	2005-10-06
2006	2006-05-28	2006-08-27
2007	2007-05-22	2007-10-08
2008	2008-06-04	2008-09-23
2009	2009-06-01	2009-08-27
2010	2010-05-27	2010-10-11
2011	2011-05-11	2011-09-14
2012	2012-05-02	2012-09-07
2013	2013-05-28	2013-09-20
2014	2014-05-12	2014-10-02
2015	2015-05-06	2015-09-24
2016	2016-05-29	2016-10-19
2017	2017-04-29	2017-09-27
2018	2018-05-11	2018-10-08
2019	2019-05-17	2019-10-05
2020	2020-06-03	2020-09-10
2021	2021-05-23	2021-09-18
2022	2022-05-11	2022-09-21
2023	2023-04-05	2023-10-04
2024	2024-05-02	2024-10-06
2025	2025-06-03	2025-09-28
2026	2026-05-17	2026-10-14

Every Fixed Threshold

Fixed thresholds at Lexington Bluegrass AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	142	107	1936	65
35 C (95 F): Days	85	44	1936	4
40 C (104 F): Days	3	12	1936	1
90 F (32.2 C): Days	140	85	1936	30
100 F (37.8 C): Days	20	21	1936	1
0 C (32 F): Ice days (max	142	49	1978	21
0 C (32 F): Frost days (min	142	120	1976	54
-10 C (14 F): Days with min	140	36	1977	14
-20 C (-4 F): Days with min	54	7	1936	1
20 C (68 F): Tropical nights (min	142	76	2018	62
25 C (77 F): Days with min	25	10	1874	1
10 mm (0.39 in): Days with 10 mm or more rain	142	66	2018	27
25 mm (0.98 in): Days with 25 mm or more rain	142	23	2011	13
50 mm (1.97 in): Days with 50 mm or more rain	118	6	1935	3
100 mm (3.94 in): Days with 100 mm or more rain	15	2	1998	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1932	1
10 cm (3.9 in): Days with 10 cm or more snowfall	67	4	1894	1
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	2015	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1873.

Download the Data

Data for Lexington Bluegrass AP 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).

Lexington Bluegrass AP Threshold Days by Year (USW00093820)

Key Facts for Lexington Bluegrass AP Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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