Lexington Threshold Days by Year (USC00225062)

17 fixed thresholds counted per year at Lexington (USC00225062): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lexington Thresholds

Lexington: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1979 with 55.
Lexington: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 2004 with 29.
Lexington: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1980 with 11.
Lexington: days with a maximum temperature at or above 30 C (86 F) in 51 years, most in 1955 with 143.
17 fixed thresholds have at least one qualifying day at Lexington.

Days at or above 30 C (86 F)

51 years with a qualifying day

Days per year at Lexington with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 143 in 1955.

Days at or above 30 C (86 F) per year at Lexington
Year	Days	Decade average
1955	143	125.2
1956	127	125.2
1957	112	125.2
1958	108	125.2
1959	136	125.2
1960	126	115.7
1961	104	115.7
1962	140	115.7
1963	137	115.7
1964	110	115.7
1965	139	115.7
1966	101	115.7
1967	88	115.7
1968	99	115.7
1969	113	115.7
1970	103	108.1
1971	103	108.1
1972	128	108.1
1973	131	108.1
1974	83	108.1
1975	97	108.1
1976	91	108.1
1977	130	108.1
1978	114	108.1
1979	101	108.1
1980	122	111.1
1981	119	111.1
1982	128	111.1
1984	114	111.1
1985	103	111.1
1986	104	111.1
1987	122	111.1
1988	103	111.1
1989	85	111.1
1990	101	97.4
1991	82	97.4
1992	70	97.4
1993	101	97.4
1994	78	97.4
1995	109	97.4
1996	97	97.4
1997	101	97.4
1998	123	97.4
1999	112	97.4
2000	128	111.6
2001	124	111.6
2002	120	111.6
2004	85	111.6
2005	118	111.6
2007	127	111.6
2009	79	111.6

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

First to last qualifying date each year at Lexington
Year	First date	Last date
1955	1955-03-11	1955-11-13
1956	1956-04-28	1956-10-06
1957	1957-04-21	1957-09-22
1958	1958-04-23	1958-09-26
1959	1959-04-20	1959-10-11
1960	1960-04-06	1960-10-15
1961	1961-05-05	1961-10-31
1962	1962-04-29	1962-10-20
1963	1963-03-13	1963-10-23
1964	1964-04-19	1964-09-26
1965	1965-04-04	1965-10-18
1966	1966-03-31	1966-10-09
1967	1967-03-13	1967-10-14
1968	1968-05-13	1968-10-14
1969	1969-05-12	1969-10-19
1970	1970-04-22	1970-10-03
1971	1971-05-26	1971-11-02
1972	1972-04-14	1972-10-17
1973	1973-05-10	1973-10-13
1974	1974-03-29	1974-11-01
1975	1975-04-26	1975-10-14
1976	1976-05-12	1976-10-04
1977	1977-04-13	1977-10-01
1978	1978-04-04	1978-10-22
1979	1979-04-17	1979-10-20
1980	1980-04-22	1980-10-16
1981	1981-04-10	1981-10-16
1982	1982-04-01	1982-12-02
1984	1984-03-15	1984-10-31
1985	1985-04-30	1985-10-13
1986	1986-05-07	1986-10-05
1987	1987-04-19	1987-10-02
1988	1988-04-05	1988-09-29
1989	1989-04-22	1989-09-13
1990	1990-04-29	1990-10-07
1991	1991-05-14	1991-09-19
1992	1992-04-24	1992-09-21
1993	1993-05-07	1993-10-06
1994	1994-04-27	1994-09-30
1995	1995-03-23	1995-10-02
1996	1996-05-04	1996-09-26
1997	1997-03-10	1997-10-12
1998	1998-03-30	1998-10-17
1999	1999-04-03	1999-10-16
2000	2000-04-19	2000-10-29
2001	2001-04-09	2001-12-06
2002	2002-04-17	2002-10-07
2004	2004-04-24	2004-10-21
2005	2005-05-12	2005-10-20
2007	2007-05-02	2007-10-17
2009	2009-04-24	2009-10-10

Every Fixed Threshold

Fixed thresholds at Lexington
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	51	143	1955	79
35 C (95 F): Days	46	57	1980	6
40 C (104 F): Days	2	4	2000	4
90 F (32.2 C): Days	51	97	1980	41
100 F (37.8 C): Days	17	18	2000	8
0 C (32 F): Ice days (max	34	9	1989	2
0 C (32 F): Frost days (min	51	77	1978	52
-10 C (14 F): Days with min	43	12	1963	3
-20 C (-4 F): Days with min	2	2	1962	1
20 C (68 F): Tropical nights (min	51	93	1998	78
25 C (77 F): Days with min	11	4	1981	2
10 mm (0.39 in): Days with 10 mm or more rain	62	55	1979	47
25 mm (0.98 in): Days with 25 mm or more rain	62	29	2004	23
50 mm (1.97 in): Days with 50 mm or more rain	60	11	1980	11
100 mm (3.94 in): Days with 100 mm or more rain	26	3	2001	1
10 cm (3.9 in): Days with 10 cm or more snowfall	5	1	1949	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1955.

Download the Data

Data for Lexington 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).

Lexington Threshold Days by Year (USC00225062)

Key Facts for Lexington Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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