Vermillion 2 SE Threshold Days by Year (USC00398622)

20 fixed thresholds counted per year at Vermillion 2 SE (USC00398622): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vermillion 2 SE Thresholds

Vermillion 2 SE: nights with a minimum temperature at or below 0 C (32 F) in 115 years, most in 1961 with 174.
Vermillion 2 SE: nights with a minimum temperature at or below -10 C (14 F) in 115 years, most in 1978 with 80.
Vermillion 2 SE: nights with a minimum temperature at or below -20 C (-4 F) in 115 years, most in 1936 with 42.
Vermillion 2 SE: nights with a minimum temperature at or above 20 C (68 F) in 115 years, most in 1936 with 50.
20 fixed thresholds have at least one qualifying day at Vermillion 2 SE.

Days at or above 30 C (86 F)

114 years with a qualifying day

Days per year at Vermillion 2 SE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 99 in 1936.

Days at or above 30 C (86 F) per year at Vermillion 2 SE
Year	Days	Decade average
1901	80	51.6
1902	38	51.6
1905	30	51.6
1908	55	51.6
1909	55	51.6
1910	66	62.7
1911	75	62.7
1912	53	62.7
1913	78	62.7
1914	70	62.7
1915	17	62.7
1916	72	62.7
1917	54	62.7
1918	66	62.7
1919	76	62.7
1920	59	60.4
1921	79	60.4
1922	63	60.4
1923	46	60.4
1924	38	60.4
1925	63	60.4
1926	75	60.4
1930	70	78.7
1931	91	78.7
1932	72	78.7
1933	80	78.7
1934	79	78.7
1935	69	78.7
1936	99	78.7
1937	69	78.7
1938	69	78.7
1939	89	78.7
1940	64	65.6
1941	81	65.6
1942	64	65.6
1943	75	65.6
1944	58	65.6
1945	54	65.6
1946	54	65.6
1947	67	65.6
1948	71	65.6
1949	68	65.6
1950	39	64.7
1951	35	64.7
1953	70	64.7
1954	60	64.7
1955	84	64.7
1956	91	64.7
1957	59	64.7
1958	67	64.7
1959	77	64.7
1960	56	57.6
1961	70	57.6
1962	47	57.6
1963	79	57.6
1964	64	57.6
1965	49	57.6
1966	57	57.6
1967	47	57.6
1968	59	57.6
1969	48	57.6
1970	73	72.1
1972	65	72.1
1973	70	72.1
1974	69	72.1
1975	73	72.1
1976	87	72.1
1977	70	72.1
1978	76	72.1
1979	66	72.1
1980	83	71.4
1981	66	71.4
1982	50	71.4
1983	78	71.4
1986	49	71.4
1987	83	71.4
1988	94	71.4
1989	68	71.4
1990	70	59.1
1991	77	59.1
1992	29	59.1
1993	36	59.1
1994	68	59.1
1995	73	59.1
1996	40	59.1
1997	73	59.1
1998	70	59.1
1999	55	59.1
2000	72	59.3
2001	66	59.3
2002	77	59.3
2003	59	59.3
2004	43	59.3
2006	81	59.3
2007	66	59.3
2008	39	59.3
2009	31	59.3
2010	55	55.4
2011	62	55.4
2012	95	55.4
2013	65	55.4
2014	25	55.4
2015	42	55.4
2016	57	55.4
2017	55	55.4
2018	50	55.4
2019	48	55.4
2020	72	69.7
2021	72	69.7
2022	80	69.7
2023	69	69.7
2024	51	69.7
2025	68	69.7
2026	76	69.7

For each year, a bar from the first to the last day at Vermillion 2 SE meeting 30 C (86 F).

First to last qualifying date each year at Vermillion 2 SE
Year	First date	Last date
1901	1901-04-30	1901-09-29
1902	1902-04-20	1902-10-08
1905	1905-06-03	1905-10-04
1908	1908-04-12	1908-09-23
1909	1909-05-04	1909-10-08
1910	1910-03-21	1910-10-15
1911	1911-05-09	1911-09-22
1912	1912-05-19	1912-10-05
1913	1913-04-30	1913-10-03
1914	1914-05-24	1914-09-30
1915	1915-05-10	1915-09-07
1916	1916-05-05	1916-10-03
1917	1917-05-16	1917-09-16
1918	1918-05-02	1918-10-16
1919	1919-05-28	1919-10-01
1920	1920-05-22	1920-10-10
1921	1921-04-02	1921-10-21
1922	1922-05-05	1922-10-04
1923	1923-04-19	1923-09-05
1924	1924-04-14	1924-10-18
1925	1925-04-12	1925-09-29
1926	1926-04-20	1926-10-17
1930	1930-04-04	1930-10-11
1931	1931-04-08	1931-10-10
1932	1932-05-13	1932-10-02
1933	1933-05-16	1933-10-14
1934	1934-04-29	1934-10-08
1935	1935-06-12	1935-09-25
1936	1936-04-13	1936-10-04
1937	1937-05-29	1937-09-23
1938	1938-06-05	1938-10-05
1939	1939-04-23	1939-09-23
1940	1940-05-12	1940-10-26
1941	1941-05-14	1941-09-21
1942	1942-04-29	1942-10-08
1943	1943-03-30	1943-10-09
1944	1944-05-14	1944-09-17
1945	1945-06-13	1945-10-18
1946	1946-03-31	1946-09-25
1947	1947-06-09	1947-10-21
1948	1948-04-18	1948-09-20
1949	1949-04-25	1949-09-20
1950	1950-05-22	1950-10-30
1951	1951-06-16	1951-10-02
1953	1953-05-25	1953-10-14
1954	1954-04-14	1954-09-26
1955	1955-04-19	1955-10-26
1956	1956-05-12	1956-10-12
1957	1957-05-07	1957-09-01
1958	1958-05-10	1958-10-19
1959	1959-05-01	1959-09-14
1960	1960-04-21	1960-09-20
1961	1961-05-31	1961-10-17
1962	1962-04-21	1962-10-10
1963	1963-04-01	1963-10-07
1964	1964-04-16	1964-09-10
1965	1965-04-22	1965-08-26
1966	1966-05-04	1966-10-07
1967	1967-05-18	1967-10-03
1968	1968-03-30	1968-08-25
1969	1969-05-26	1969-09-05
1970	1970-05-07	1970-09-20
1972	1972-04-06	1972-09-20
1973	1973-05-20	1973-09-04
1974	1974-05-20	1974-10-11
1975	1975-05-17	1975-10-13
1976	1976-05-19	1976-10-03
1977	1977-04-09	1977-09-09
1978	1978-03-30	1978-10-21
1979	1979-05-17	1979-09-11
1980	1980-04-20	1980-10-10
1981	1981-04-02	1981-09-30
1982	1982-06-07	1982-09-11
1983	1983-05-27	1983-09-28
1986	1986-03-29	1986-09-05
1987	1987-04-17	1987-09-27
1988	1988-04-07	1988-09-26
1989	1989-04-20	1989-10-13
1990	1990-04-22	1990-10-06
1991	1991-04-05	1991-10-02
1992	1992-04-29	1992-10-03
1993	1993-06-07	1993-10-08
1994	1994-04-18	1994-09-20
1995	1995-06-06	1995-10-13
1996	1996-05-17	1996-09-05
1997	1997-05-11	1997-10-06
1998	1998-05-04	1998-09-30
1999	1999-05-28	1999-09-26
2000	2000-05-04	2000-10-01
2001	2001-04-28	2001-10-03
2002	2002-04-15	2002-10-01
2003	2003-04-14	2003-10-20
2004	2004-04-18	2004-09-20
2006	2006-04-14	2006-10-08
2007	2007-04-29	2007-10-07
2008	2008-06-11	2008-09-28
2009	2009-04-23	2009-08-25
2010	2010-05-23	2010-10-09
2011	2011-05-09	2011-10-05
2012	2012-04-01	2012-09-12
2013	2013-04-29	2013-09-27
2014	2014-05-20	2014-09-20
2015	2015-04-01	2015-10-12
2016	2016-05-06	2016-09-24
2017	2017-05-08	2017-09-23
2018	2018-04-30	2018-10-04
2019	2019-05-16	2019-10-01
2020	2020-05-01	2020-10-10
2021	2021-04-05	2021-09-29
2022	2022-04-22	2022-09-21
2023	2023-04-12	2023-10-03
2024	2024-04-14	2024-10-11
2025	2025-03-28	2025-10-05
2026	2026-03-21	2026-10-12

Every Fixed Threshold

Fixed thresholds at Vermillion 2 SE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	114	99	1936	76
35 C (95 F): Days	109	52	1936	10
40 C (104 F): Days	30	16	1936	2
45 C (113 F): Days	1	1	1936	1
90 F (32.2 C): Days	114	73	1931	41
100 F (37.8 C): Days	70	38	1936	2
110 F (43.3 C): Days	2	2	1930	2
0 C (32 F): Ice days (max	114	79	1978	20
0 C (32 F): Frost days (min	115	174	1961	82
-10 C (14 F): Days with min	115	80	1978	28
-20 C (-4 F): Days with min	115	42	1936	6
-30 C (-22 F): Days with min	54	10	1936	1
20 C (68 F): Tropical nights (min	115	50	1936	29
25 C (77 F): Days with min	69	9	1931	2
10 mm (0.39 in): Days with 10 mm or more rain	109	33	1944	20
25 mm (0.98 in): Days with 25 mm or more rain	108	11	1953	3
50 mm (1.97 in): Days with 50 mm or more rain	67	4	1987	1
100 mm (3.94 in): Days with 100 mm or more rain	3	2	1996	2
10 cm (3.9 in): Days with 10 cm or more snowfall	79	7	2001	1
25 cm (9.8 in): Days with 25 cm or more snowfall	14	3	2001	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Vermillion 2 SE 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).

Vermillion 2 SE Threshold Days by Year (USC00398622)

Key Facts for Vermillion 2 SE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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