Corinne Threshold Days by Year (USC00421731)

18 fixed thresholds counted per year at Corinne (USC00421731): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Corinne Thresholds

Corinne: nights with a minimum temperature at or below 0 C (32 F) in 90 years, most in 1945 with 196.
Corinne: nights with a minimum temperature at or below -10 C (14 F) in 90 years, most in 1898 with 77.
Corinne: days with a maximum temperature at or above 30 C (86 F) in 88 years, most in 1910 with 121.
Corinne: days with a maximum temperature at or above 90 F (32.2 C) in 88 years, most in 1910 with 89.
18 fixed thresholds have at least one qualifying day at Corinne.

Days at or above 30 C (86 F)

88 years with a qualifying day

Days per year at Corinne with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 1910.

Days at or above 30 C (86 F) per year at Corinne
Year	Days	Decade average
1897	62	78
1898	88	78
1899	84	78
1901	87	84.8
1902	85	84.8
1903	85	84.8
1904	87	84.8
1905	84	84.8
1906	65	84.8
1907	88	84.8
1908	87	84.8
1909	95	84.8
1910	121	76.3
1911	101	76.3
1912	54	76.3
1913	71	76.3
1914	62	76.3
1915	63	76.3
1916	62	76.3
1917	66	76.3
1918	75	76.3
1919	88	76.3
1920	57	66.8
1921	63	66.8
1922	77	66.8
1923	67	66.8
1924	78	66.8
1925	53	66.8
1926	69	66.8
1927	72	66.8
1928	68	66.8
1929	64	66.8
1930	78	84
1931	91	84
1932	69	84
1933	92	84
1934	111	84
1935	88	84
1936	87	84
1937	70	84
1939	70	84
1941	60	72.7
1943	78	72.7
1945	67	72.7
1946	54	72.7
1947	75	72.7
1948	87	72.7
1949	88	72.7
1950	76	82.5
1951	68	82.5
1952	87	82.5
1953	85	82.5
1954	75	82.5
1955	80	82.5
1956	108	82.5
1957	85	82.5
1958	83	82.5
1959	78	82.5
1960	85	73.3
1961	84	73.3
1963	73	73.3
1968	51	73.3
1970	75	70.8
1971	75	70.8
1972	66	70.8
1973	70	70.8
1974	92	70.8
1975	56	70.8
1976	68	70.8
1977	75	70.8
1978	68	70.8
1979	63	70.8
1980	64	58.2
1981	70	58.2
1982	46	58.2
1983	45	58.2
1984	40	58.2
1985	53	58.2
1986	65	58.2
1988	84	58.2
1989	57	58.2
1990	79	70.7
1991	67	70.7
1992	84	70.7
1993	41	70.7
1994	92	70.7
1995	61	70.7
1996	71	70.7

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

First to last qualifying date each year at Corinne
Year	First date	Last date
1897	1897-05-14	1897-09-07
1898	1898-06-10	1898-09-26
1899	1899-06-11	1899-09-29
1901	1901-04-30	1901-10-02
1902	1902-05-08	1902-09-12
1903	1903-05-13	1903-09-23
1904	1904-04-16	1904-09-21
1905	1905-05-25	1905-09-23
1906	1906-05-10	1906-10-10
1907	1907-05-31	1907-10-21
1908	1908-04-29	1908-09-22
1909	1909-06-01	1909-09-27
1910	1910-04-24	1910-09-30
1911	1911-05-04	1911-09-22
1912	1912-05-29	1912-09-01
1913	1913-05-26	1913-09-13
1914	1914-05-23	1914-09-06
1915	1915-06-16	1915-09-24
1916	1916-06-11	1916-09-04
1917	1917-06-16	1917-09-04
1918	1918-06-04	1918-09-21
1919	1919-05-18	1919-09-12
1920	1920-06-07	1920-09-16
1921	1921-06-10	1921-08-31
1922	1922-05-24	1922-09-17
1923	1923-06-30	1923-09-12
1924	1924-05-12	1924-09-13
1925	1925-06-19	1925-09-02
1926	1926-05-23	1926-09-11
1927	1927-05-14	1927-09-21
1928	1928-05-25	1928-09-25
1929	1929-06-14	1929-09-19
1930	1930-05-27	1930-09-21
1931	1931-06-01	1931-09-15
1932	1932-06-14	1932-09-18
1933	1933-05-31	1933-09-29
1934	1934-04-22	1934-10-11
1935	1935-06-08	1935-10-02
1936	1936-05-13	1936-09-24
1937	1937-05-17	1937-09-20
1939	1939-05-29	1939-09-21
1941	1941-05-12	1941-09-06
1943	1943-05-27	1943-10-08
1945	1945-06-21	1945-09-14
1946	1946-06-03	1946-09-29
1947	1947-05-02	1947-09-25
1948	1948-05-16	1948-10-02
1949	1949-04-27	1949-09-28
1950	1950-06-05	1950-09-07
1951	1951-05-26	1951-09-19
1952	1952-05-31	1952-10-03
1953	1953-06-10	1953-09-21
1954	1954-05-08	1954-09-22
1955	1955-05-21	1955-09-14
1956	1956-05-18	1956-10-06
1957	1957-06-02	1957-09-30
1958	1958-05-17	1958-10-14
1959	1959-05-13	1959-09-12
1960	1960-05-11	1960-09-29
1961	1961-05-23	1961-09-06
1963	1963-05-23	1963-10-01
1968	1968-05-29	1968-09-10
1970	1970-05-18	1970-09-04
1971	1971-06-17	1971-09-14
1972	1972-05-16	1972-09-04
1973	1973-05-18	1973-09-06
1974	1974-05-26	1974-09-24
1975	1975-06-06	1975-09-09
1976	1976-06-06	1976-09-17
1977	1977-05-31	1977-09-10
1978	1978-06-12	1978-09-07
1979	1979-05-23	1979-09-09
1980	1980-05-21	1980-09-18
1981	1981-06-11	1981-09-18
1982	1982-05-28	1982-09-10
1983	1983-05-28	1983-09-09
1984	1984-05-21	1984-09-05
1985	1985-06-08	1985-09-02
1986	1986-05-27	1986-09-05
1988	1988-05-16	1988-09-10
1989	1989-06-15	1989-09-30
1990	1990-06-10	1990-09-17
1991	1991-06-12	1991-09-06
1992	1992-04-30	1992-10-02
1993	1993-05-31	1993-09-12
1994	1994-04-22	1994-09-29
1995	1995-06-13	1995-09-17
1996	1996-05-14	1996-09-10

Every Fixed Threshold

Fixed thresholds at Corinne
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	88	121	1910	71
35 C (95 F): Days	85	69	1910	3
40 C (104 F): Days	15	11	1909	1
90 F (32.2 C): Days	88	89	1910	37
100 F (37.8 C): Days	58	34	1911	11
110 F (43.3 C): Days	1	1	1911	1
0 C (32 F): Ice days (max	88	67	1985	12
0 C (32 F): Frost days (min	90	196	1945	147
-10 C (14 F): Days with min	90	77	1898	15
-20 C (-4 F): Days with min	71	24	1932	1
-30 C (-22 F): Days with min	7	3	1924	1
20 C (68 F): Tropical nights (min	65	17	1904	1
25 C (77 F): Days with min	4	2	1901	1
10 mm (0.39 in): Days with 10 mm or more rain	67	27	1983	20
25 mm (0.98 in): Days with 25 mm or more rain	50	7	1941	2
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1901	1
10 cm (3.9 in): Days with 10 cm or more snowfall	35	8	1932	6
25 cm (9.8 in): Days with 25 cm or more snowfall	6	1	1930	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for Corinne 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).

Corinne Threshold Days by Year (USC00421731)

Key Facts for Corinne Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related