Glenville Threshold Days by Year

19 fixed thresholds counted per year at Glenville (USC00463544): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glenville Thresholds

Glenville: days with a maximum temperature at or above 30 C (86 F) in 125 years, most in 1921 with 129.
Glenville: days with a maximum temperature at or below 0 C (32 F) in 125 years, most in 2010 with 43.
Glenville: days with a maximum temperature at or above 90 F (32.2 C) in 124 years, most in 1921 with 93.
Glenville: nights with a minimum temperature at or below 0 C (32 F) in 124 years, most in 1976 with 162.
19 fixed thresholds have at least one qualifying day at Glenville.

Days at or above 30 C (86 F)

125 years with a qualifying day

Days per year at Glenville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 129 in 1921.

Days at or above 30 C (86 F) per year at Glenville
Year	Days	Decade average
1892	29	36.1
1893	24	36.1
1894	46	36.1
1895	54	36.1
1896	27	36.1
1897	27	36.1
1898	34	36.1
1899	48	36.1
1900	95	72.3
1901	71	72.3
1902	46	72.3
1903	59	72.3
1905	70	72.3
1906	87	72.3
1907	59	72.3
1908	96	72.3
1909	68	72.3
1910	83	93
1911	93	93
1912	86	93
1913	96	93
1914	105	93
1915	57	93
1916	106	93
1917	96	93
1918	98	93
1919	110	93
1920	107	95.6
1921	129	95.6
1922	104	95.6
1923	94	95.6
1924	72	95.6
1925	102	95.6
1926	94	95.6
1927	81	95.6
1928	74	95.6
1929	99	95.6
1930	117	99.2
1931	102	99.2
1932	105	99.2
1933	103	99.2
1934	108	99.2
1935	96	99.2
1936	117	99.2
1937	78	99.2
1938	77	99.2
1939	89	99.2
1940	82	85.8
1941	116	85.8
1942	104	85.8
1943	98	85.8
1944	111	85.8
1945	100	85.8
1947	59	85.8
1948	42	85.8
1949	60	85.8
1950	21	66.9
1951	61	66.9
1952	67	66.9
1953	76	66.9
1954	68	66.9
1955	84	66.9
1956	54	66.9
1957	85	66.9
1958	57	66.9
1959	96	66.9
1960	60	49.5
1961	59	49.5
1962	53	49.5
1963	23	49.5
1964	59	49.5
1965	57	49.5
1966	62	49.5
1967	26	49.5
1968	44	49.5
1969	52	49.5
1970	62	36
1971	30	36
1972	21	36
1973	37	36
1974	19	36
1975	45	36
1976	26	36
1977	48	36
1980	54	54.6
1981	40	54.6
1982	41	54.6
1983	66	54.6
1984	54	54.6
1985	48	54.6
1986	51	54.6
1987	75	54.6
1988	70	54.6
1989	47	54.6
1990	51	65.6
1991	92	65.6
1992	34	65.6
1993	75	65.6
1994	64	65.6
1998	72	65.6
1999	71	65.6
2000	29	45.5
2001	34	45.5
2002	81	45.5
2003	31	45.5
2004	39	45.5
2005	58	45.5
2006	44	45.5
2007	75	45.5
2008	42	45.5
2009	22	45.5
2010	70	55.4
2011	55	55.4
2012	63	55.4
2013	34	55.4
2014	30	55.4
2015	49	55.4
2016	66	55.4
2017	49	55.4
2018	65	55.4
2019	73	55.4
2020	57	39.3
2021	51	39.3
2022	48	39.3
2026	1	39.3

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

First to last qualifying date each year at Glenville
Year	First date	Last date
1892	1892-06-13	1892-08-30
1893	1893-04-07	1893-09-22
1894	1894-05-10	1894-09-15
1895	1895-05-04	1895-09-25
1896	1896-04-13	1896-09-12
1897	1897-06-15	1897-09-16
1898	1898-05-19	1898-09-04
1899	1899-04-29	1899-09-08
1900	1900-05-07	1900-10-22
1901	1901-05-02	1901-09-07
1902	1902-04-22	1902-09-23
1903	1903-05-16	1903-10-04
1905	1905-04-10	1905-10-02
1906	1906-04-13	1906-10-24
1907	1907-03-22	1907-09-21
1908	1908-04-24	1908-10-06
1909	1909-04-18	1909-09-15
1910	1910-03-24	1910-10-06
1911	1911-05-10	1911-09-24
1912	1912-04-12	1912-10-11
1913	1913-04-24	1913-09-07
1914	1914-04-18	1914-10-09
1915	1915-04-24	1915-09-20
1916	1916-03-25	1916-10-09
1917	1917-04-19	1917-10-29
1918	1918-05-04	1918-10-05
1919	1919-04-09	1919-10-27
1920	1920-04-22	1920-10-24
1921	1921-03-21	1921-09-29
1922	1922-04-08	1922-10-29
1923	1923-05-03	1923-10-14
1924	1924-04-17	1924-10-16
1925	1925-04-09	1925-09-30
1926	1926-05-01	1926-10-15
1927	1927-04-18	1927-10-31
1928	1928-04-05	1928-10-17
1929	1929-03-24	1929-10-20
1930	1930-04-11	1930-10-14
1931	1931-04-19	1931-11-23
1932	1932-04-21	1932-09-22
1933	1933-04-10	1933-10-21
1934	1934-05-05	1934-09-27
1935	1935-03-16	1935-10-14
1936	1936-04-28	1936-09-23
1937	1937-04-19	1937-10-18
1938	1938-03-22	1938-10-19
1939	1939-05-06	1939-10-09
1940	1940-05-07	1940-10-14
1941	1941-04-14	1941-10-08
1942	1942-04-06	1942-10-11
1943	1943-05-06	1943-10-12
1944	1944-04-22	1944-10-07
1945	1945-03-19	1945-10-01
1947	1947-04-05	1947-09-21
1948	1948-04-24	1948-11-05
1949	1949-05-04	1949-10-10
1950	1950-03-27	1950-08-27
1951	1951-05-01	1951-10-05
1952	1952-04-22	1952-10-01
1953	1953-05-11	1953-10-04
1954	1954-03-25	1954-10-14
1955	1955-04-18	1955-10-07
1956	1956-04-27	1956-09-13
1957	1957-04-19	1957-09-19
1958	1958-05-17	1958-09-26
1959	1959-05-02	1959-10-06
1960	1960-04-13	1960-09-09
1961	1961-05-08	1961-09-25
1962	1962-04-26	1962-09-13
1963	1963-05-10	1963-09-13
1964	1964-04-18	1964-09-12
1965	1965-05-03	1965-09-23
1966	1966-05-09	1966-09-04
1967	1967-05-28	1967-09-21
1968	1968-05-04	1968-08-26
1969	1969-04-18	1969-09-08
1970	1970-05-01	1970-09-27
1971	1971-05-19	1971-09-11
1972	1972-05-26	1972-08-27
1973	1973-06-05	1973-08-31
1974	1974-04-02	1974-08-28
1975	1975-05-22	1975-09-06
1976	1976-04-18	1976-09-14
1977	1977-05-17	1977-09-05
1980	1980-05-30	1980-09-15
1981	1981-05-25	1981-09-15
1982	1982-05-07	1982-09-14
1983	1983-05-08	1983-09-21
1984	1984-04-28	1984-09-26
1985	1985-04-19	1985-09-24
1986	1986-04-01	1986-10-01
1987	1987-04-22	1987-09-18
1988	1988-05-09	1988-09-12
1989	1989-03-29	1989-09-22
1990	1990-04-26	1990-09-08
1991	1991-04-30	1991-10-27
1992	1992-05-13	1992-09-22
1993	1993-05-03	1993-09-16
1994	1994-04-26	1994-09-17
1998	1998-03-31	1998-10-01
1999	1999-04-23	1999-09-29
2000	2000-05-07	2000-09-21
2001	2001-04-12	2001-09-14
2002	2002-04-17	2002-10-05
2003	2003-06-13	2003-09-15
2004	2004-04-19	2004-09-24
2005	2005-06-06	2005-10-07
2006	2006-05-30	2006-09-19
2007	2007-05-02	2007-10-09
2008	2008-06-07	2008-10-13
2009	2009-04-25	2009-08-28
2010	2010-04-03	2010-10-27
2011	2011-04-11	2011-09-15
2012	2012-03-22	2012-10-26
2013	2013-04-11	2013-10-07
2014	2014-04-14	2014-09-07
2015	2015-05-07	2015-09-20
2016	2016-05-29	2016-09-27
2017	2017-05-01	2017-10-08
2018	2018-04-14	2018-10-09
2019	2019-04-19	2019-10-04
2020	2020-05-18	2020-09-11
2021	2021-05-20	2021-09-23
2022	2022-04-24	2022-09-22
2026	2026-03-23	2026-03-23

Every Fixed Threshold

Fixed thresholds at Glenville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	125	129	1921	1
35 C (95 F): Days	76	40	1914	1
40 C (104 F): Days	6	4	1930	1
90 F (32.2 C): Days	124	93	1921	15
100 F (37.8 C): Days	22	10	1936	6
0 C (32 F): Ice days (max	125	43	2010	14
0 C (32 F): Frost days (min	124	162	1976	60
-10 C (14 F): Days with min	124	51	1968	16
-20 C (-4 F): Days with min	67	18	1977	2
-30 C (-22 F): Days with min	4	1	1894	1
20 C (68 F): Tropical nights (min	119	30	2016	17
25 C (77 F): Days with min	2	1	1940	1
10 mm (0.39 in): Days with 10 mm or more rain	121	62	1890	29
25 mm (0.98 in): Days with 25 mm or more rain	121	16	1913	10
50 mm (1.97 in): Days with 50 mm or more rain	68	5	1897	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1913	1
10 cm (3.9 in): Days with 10 cm or more snowfall	67	4	1916	1
25 cm (9.8 in): Days with 25 cm or more snowfall	11	1	1913	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1892.

Download the Data

Data for Glenville 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Glenville Threshold Days by Year

Key Facts for Glenville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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