Lexington Threshold Days by Year (USC00254775)

18 fixed thresholds counted per year at Lexington (USC00254775): 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 49 years, most in 1915 with 36.
Lexington: days with a maximum temperature at or above 30 C (86 F) in 48 years, most in 1893 with 127.
Lexington: days with a maximum temperature at or above 35 C (95 F) in 48 years, most in 1936 with 62.
Lexington: days with a maximum temperature at or above 90 F (32.2 C) in 48 years, most in 1893 with 94.
18 fixed thresholds have at least one qualifying day at Lexington.

Days at or above 30 C (86 F)

48 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 127 in 1893.

Days at or above 30 C (86 F) per year at Lexington
Year	Days	Decade average
1893	127	79.7
1894	105	79.7
1896	60	79.7
1897	69	79.7
1898	51	79.7
1899	66	79.7
1900	77	58.3
1901	72	58.3
1902	48	58.3
1903	35	58.3
1904	35	58.3
1906	56	58.3
1907	65	58.3
1909	78	58.3
1910	75	77.9
1911	89	77.9
1912	77	77.9
1913	93	77.9
1914	89	77.9
1915	36	77.9
1916	66	77.9
1917	70	77.9
1918	99	77.9
1919	85	77.9
1921	92	75.9
1922	106	75.9
1923	71	75.9
1925	95	75.9
1926	74	75.9
1927	50	75.9
1928	43	75.9
1929	76	75.9
1930	61	81.5
1931	98	81.5
1932	69	81.5
1933	82	81.5
1934	94	81.5
1935	64	81.5
1936	90	81.5
1937	83	81.5
1938	79	81.5
1939	95	81.5
1940	79	67.5
1941	68	67.5
1942	63	67.5
1943	73	67.5
1944	61	67.5
1949	61	67.5

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
1893	1893-03-30	1893-10-10
1894	1894-04-24	1894-10-17
1896	1896-05-21	1896-10-02
1897	1897-05-29	1897-10-07
1898	1898-06-03	1898-09-18
1899	1899-04-26	1899-10-22
1900	1900-05-11	1900-10-01
1901	1901-04-26	1901-09-24
1902	1902-04-20	1902-09-19
1903	1903-06-18	1903-10-20
1904	1904-05-22	1904-10-04
1906	1906-04-23	1906-10-12
1907	1907-05-11	1907-10-06
1909	1909-05-04	1909-10-06
1910	1910-03-21	1910-10-16
1911	1911-05-08	1911-09-28
1912	1912-05-02	1912-10-04
1913	1913-04-29	1913-10-03
1914	1914-04-20	1914-10-17
1915	1915-05-11	1915-09-19
1916	1916-04-11	1916-10-03
1917	1917-05-16	1917-09-29
1918	1918-05-08	1918-10-16
1919	1919-06-07	1919-10-02
1921	1921-04-03	1921-10-21
1922	1922-05-05	1922-10-27
1923	1923-05-29	1923-09-22
1925	1925-04-21	1925-09-29
1926	1926-04-29	1926-10-17
1927	1927-04-26	1927-09-17
1928	1928-05-01	1928-09-10
1929	1929-04-04	1929-09-24
1930	1930-04-09	1930-09-23
1931	1931-05-15	1931-10-02
1932	1932-05-13	1932-10-03
1933	1933-05-17	1933-09-25
1934	1934-04-29	1934-10-05
1935	1935-06-09	1935-09-23
1936	1936-04-13	1936-09-22
1937	1937-05-27	1937-10-05
1938	1938-05-28	1938-10-16
1939	1939-04-22	1939-09-24
1940	1940-04-14	1940-09-22
1941	1941-05-14	1941-09-20
1942	1942-05-26	1942-10-07
1943	1943-03-29	1943-09-18
1944	1944-05-11	1944-09-21
1949	1949-04-25	1949-09-25

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	48	127	1893	61
35 C (95 F): Days	48	62	1936	11
40 C (104 F): Days	21	13	1934	1
90 F (32.2 C): Days	48	94	1893	43
100 F (37.8 C): Days	36	31	1936	2
0 C (32 F): Ice days (max	48	46	1902	41
0 C (32 F): Frost days (min	48	184	1917	133
-10 C (14 F): Days with min	48	75	1899	50
-20 C (-4 F): Days with min	45	22	1936	8
-30 C (-22 F): Days with min	12	3	1918	1
20 C (68 F): Tropical nights (min	45	28	1943	15
25 C (77 F): Days with min	10	2	1940	2
10 mm (0.39 in): Days with 10 mm or more rain	49	36	1915	18
25 mm (0.98 in): Days with 25 mm or more rain	48	15	1904	7
50 mm (1.97 in): Days with 50 mm or more rain	32	3	1915	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1918	1
10 cm (3.9 in): Days with 10 cm or more snowfall	15	7	1919	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1919	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

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 (USC00254775)

Key Facts for Lexington Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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