Madison Threshold Days by Year (USC00014976)

18 fixed thresholds counted per year at Madison (USC00014976): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Madison Thresholds

Madison: days with a maximum temperature at or above 30 C (86 F) in 74 years, most in 1925 with 141.
Madison: days with a maximum temperature at or above 90 F (32.2 C) in 74 years, most in 1925 with 117.
Madison: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1923 with 59.
Madison: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 1964 with 29.
18 fixed thresholds have at least one qualifying day at Madison.

Days at or above 30 C (86 F)

74 years with a qualifying day

Days per year at Madison with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 141 in 1925.

Days at or above 30 C (86 F) per year at Madison
Year	Days	Decade average
1894	102	113
1895	102	113
1896	115	113
1897	105	113
1898	117	113
1899	137	113
1900	102	109.7
1901	89	109.7
1902	123	109.7
1903	110	109.7
1904	118	109.7
1905	116	109.7
1906	128	109.7
1907	101	109.7
1908	112	109.7
1909	98	109.7
1910	104	107.4
1911	128	107.4
1913	107	107.4
1914	118	107.4
1915	114	107.4
1918	103	107.4
1919	78	107.4
1920	32	102.1
1921	133	102.1
1922	123	102.1
1923	102	102.1
1924	76	102.1
1925	141	102.1
1926	113	102.1
1927	118	102.1
1928	94	102.1
1929	89	102.1
1930	112	117.9
1931	127	117.9
1932	102	117.9
1933	128	117.9
1934	114	117.9
1935	115	117.9
1936	133	117.9
1937	117	117.9
1938	117	117.9
1939	114	117.9
1940	97	108.8
1941	136	108.8
1942	105	108.8
1943	117	108.8
1944	118	108.8
1945	101	108.8
1946	101	108.8
1947	103	108.8
1948	111	108.8
1949	99	108.8
1950	77	113.5
1951	111	113.5
1952	121	113.5
1953	128	113.5
1954	129	113.5
1955	128	113.5
1956	117	113.5
1957	114	113.5
1958	105	113.5
1959	105	113.5
1960	101	93.1
1961	76	93.1
1963	107	93.1
1964	107	93.1
1965	101	93.1
1966	79	93.1
1967	65	93.1
1968	96	93.1
1969	106	93.1
1973	97	85
1974	73	85

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

First to last qualifying date each year at Madison
Year	First date	Last date
1894	1894-04-17	1894-10-21
1895	1895-05-01	1895-09-26
1896	1896-04-16	1896-09-21
1897	1897-04-28	1897-10-17
1898	1898-05-01	1898-10-06
1899	1899-04-27	1899-10-20
1900	1900-04-25	1900-10-03
1901	1901-04-30	1901-10-23
1902	1902-04-21	1902-10-08
1903	1903-05-19	1903-10-07
1904	1904-05-04	1904-10-19
1905	1905-04-01	1905-10-06
1906	1906-04-12	1906-10-22
1907	1907-03-21	1907-10-03
1908	1908-03-18	1908-10-20
1909	1909-05-29	1909-10-08
1910	1910-03-24	1910-10-19
1911	1911-05-10	1911-10-09
1913	1913-04-19	1913-10-10
1914	1914-04-17	1914-09-23
1915	1915-04-19	1915-10-17
1918	1918-05-09	1918-10-06
1919	1919-05-03	1919-10-01
1920	1920-05-23	1920-09-15
1921	1921-03-20	1921-10-25
1922	1922-04-09	1922-10-05
1923	1923-04-22	1923-10-13
1924	1924-04-25	1924-10-20
1925	1925-04-11	1925-10-07
1926	1926-04-17	1926-10-19
1927	1927-04-19	1927-10-30
1928	1928-05-03	1928-10-14
1929	1929-03-24	1929-08-31
1930	1930-04-11	1930-10-16
1931	1931-04-15	1931-10-15
1932	1932-05-04	1932-09-21
1933	1933-05-11	1933-10-01
1934	1934-04-03	1934-10-08
1935	1935-03-24	1935-10-13
1936	1936-04-14	1936-10-08
1937	1937-04-17	1937-10-06
1938	1938-05-02	1938-10-19
1939	1939-05-17	1939-10-24
1940	1940-05-06	1940-10-28
1941	1941-04-12	1941-10-23
1942	1942-04-17	1942-10-03
1943	1943-04-08	1943-09-15
1944	1944-05-11	1944-10-06
1945	1945-05-26	1945-10-01
1946	1946-04-02	1946-10-09
1947	1947-05-15	1947-10-15
1948	1948-03-20	1948-09-23
1949	1949-05-03	1949-10-11
1950	1950-05-03	1950-11-01
1951	1951-05-02	1951-10-07
1952	1952-05-02	1952-10-06
1953	1953-05-22	1953-10-24
1954	1954-04-15	1954-10-14
1955	1955-04-16	1955-10-07
1956	1956-05-06	1956-10-25
1957	1957-04-20	1957-09-23
1958	1958-04-21	1958-10-19
1959	1959-04-08	1959-10-06
1960	1960-04-24	1960-09-23
1961	1961-06-01	1961-09-26
1963	1963-04-22	1963-10-27
1964	1964-04-20	1964-10-03
1965	1965-04-23	1965-10-17
1966	1966-05-29	1966-09-26
1967	1967-04-03	1967-09-21
1968	1968-05-23	1968-10-02
1969	1969-04-04	1969-10-13
1973	1973-05-10	1973-10-04
1974	1974-04-01	1974-09-20

Every Fixed Threshold

Fixed thresholds at Madison
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	74	141	1925	73
35 C (95 F): Days	72	69	1954	1
40 C (104 F): Days	17	13	1930	1
90 F (32.2 C): Days	74	117	1925	30
100 F (37.8 C): Days	52	30	1925	2
110 F (43.3 C): Days	1	2	1930	2
0 C (32 F): Ice days (max	60	10	1940	2
0 C (32 F): Frost days (min	71	94	1960	47
-10 C (14 F): Days with min	61	15	1940	1
-20 C (-4 F): Days with min	9	5	1940	2
20 C (68 F): Tropical nights (min	71	100	1921	40
25 C (77 F): Days with min	19	3	1902	1
10 mm (0.39 in): Days with 10 mm or more rain	74	59	1923	55
25 mm (0.98 in): Days with 25 mm or more rain	74	29	1964	25
50 mm (1.97 in): Days with 50 mm or more rain	73	11	1969	3
100 mm (3.94 in): Days with 100 mm or more rain	17	2	1956	1
10 cm (3.9 in): Days with 10 cm or more snowfall	13	2	1944	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1964	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Madison 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).

Madison Threshold Days by Year (USC00014976)

Key Facts for Madison Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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