Warrenton 1 N Threshold Days by Year (USC00238725)

20 fixed thresholds counted per year at Warrenton 1 N (USC00238725): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Warrenton 1 N Thresholds

Warrenton 1 N: days with 10 mm (0.39 in) or more of precipitation in 100 years, most in 1898 with 51.
Warrenton 1 N: days with 25 mm (0.98 in) or more of precipitation in 100 years, most in 1993 with 27.
Warrenton 1 N: days with a maximum temperature at or above 30 C (86 F) in 98 years, most in 1953 with 118.
Warrenton 1 N: days with a maximum temperature at or above 90 F (32.2 C) in 98 years, most in 1901 with 94.
20 fixed thresholds have at least one qualifying day at Warrenton 1 N.

Days at or above 30 C (86 F)

98 years with a qualifying day

Days per year at Warrenton 1 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 118 in 1953.

Days at or above 30 C (86 F) per year at Warrenton 1 N
Year	Days	Decade average
1894	89	81.7
1895	70	81.7
1896	77	81.7
1897	90	81.7
1898	78	81.7
1899	86	81.7
1900	88	76.6
1901	115	76.6
1902	70	76.6
1903	65	76.6
1904	45	76.6
1905	74	76.6
1906	79	76.6
1907	64	76.6
1908	86	76.6
1909	80	76.6
1910	68	79.4
1911	102	79.4
1912	74	79.4
1913	102	79.4
1914	97	79.4
1915	42	79.4
1916	81	79.4
1917	72	79.4
1918	76	79.4
1919	80	79.4
1920	68	72.6
1921	88	72.6
1922	93	72.6
1923	72	72.6
1924	42	72.6
1925	91	72.6
1926	75	72.6
1927	64	72.6
1928	63	72.6
1929	70	72.6
1930	89	86.4
1931	91	86.4
1932	69	86.4
1933	99	86.4
1934	88	86.4
1935	57	86.4
1936	111	86.4
1937	82	86.4
1938	86	86.4
1939	92	86.4
1940	74	76.2
1941	104	76.2
1942	70	76.2
1943	69	76.2
1944	95	76.2
1945	57	76.2
1946	69	76.2
1947	78	76.2
1948	77	76.2
1949	69	76.2
1950	56	90.1
1952	108	90.1
1953	118	90.1
1954	108	90.1
1955	91	90.1
1956	113	90.1
1957	75	90.1
1958	64	90.1
1959	78	90.1
1960	61	64.3
1962	54	64.3
1963	76	64.3
1965	66	64.3
1970	75	70
1972	81	70
1973	71	70
1974	57	70
1977	72	70
1978	64	70
1980	101	77
1987	72	77
1988	84	77
1989	51	77
1990	57	60.4
1992	35	60.4
1993	57	60.4
1994	67	60.4
1995	88	60.4
1997	50	60.4
1999	69	60.4
2001	63	51.8
2002	76	51.8
2004	30	51.8
2005	68	51.8
2009	22	51.8
2010	50	64.4
2011	72	64.4
2012	87	64.4
2013	51	64.4
2014	45	64.4
2018	87	64.4
2019	59	64.4

For each year, a bar from the first to the last day at Warrenton 1 N meeting 30 C (86 F).

First to last qualifying date each year at Warrenton 1 N
Year	First date	Last date
1894	1894-04-29	1894-10-11
1895	1895-03-30	1895-09-22
1896	1896-04-15	1896-09-14
1897	1897-05-22	1897-10-15
1898	1898-05-18	1898-10-04
1899	1899-04-28	1899-10-15
1900	1900-05-12	1900-10-05
1901	1901-04-29	1901-10-01
1902	1902-04-21	1902-09-07
1903	1903-04-02	1903-10-02
1904	1904-05-21	1904-09-30
1905	1905-04-10	1905-09-30
1906	1906-04-25	1906-09-26
1907	1907-03-22	1907-09-20
1908	1908-05-13	1908-09-26
1909	1909-04-18	1909-10-05
1910	1910-03-23	1910-10-19
1911	1911-03-12	1911-10-04
1912	1912-05-02	1912-10-10
1913	1913-04-18	1913-09-12
1914	1914-04-17	1914-09-22
1915	1915-04-24	1915-09-20
1916	1916-04-13	1916-10-09
1917	1917-04-24	1917-10-16
1918	1918-03-13	1918-10-05
1919	1919-04-14	1919-10-02
1920	1920-05-22	1920-09-26
1921	1921-05-19	1921-09-22
1922	1922-04-06	1922-10-27
1923	1923-06-03	1923-09-29
1924	1924-06-19	1924-09-21
1925	1925-04-22	1925-09-30
1926	1926-05-17	1926-10-03
1927	1927-04-04	1927-11-29
1928	1928-05-02	1928-10-12
1929	1929-03-23	1929-09-28
1930	1930-04-10	1930-10-10
1931	1931-05-16	1931-10-05
1932	1932-05-04	1932-09-19
1933	1933-05-19	1933-09-30
1934	1934-05-07	1934-09-20
1935	1935-06-25	1935-09-25
1936	1936-04-14	1936-09-23
1937	1937-04-17	1937-10-05
1938	1938-04-19	1938-10-17
1939	1939-05-17	1939-10-08
1940	1940-03-31	1940-10-26
1941	1941-04-12	1941-10-06
1942	1942-04-04	1942-09-18
1943	1943-05-05	1943-09-05
1944	1944-05-12	1944-10-06
1945	1945-03-16	1945-09-23
1946	1946-04-01	1946-10-09
1947	1947-05-31	1947-10-22
1948	1948-04-07	1948-09-21
1949	1949-05-03	1949-10-09
1950	1950-04-23	1950-11-01
1952	1952-04-29	1952-11-17
1953	1953-04-28	1953-10-20
1954	1954-04-05	1954-10-10
1955	1955-05-01	1955-09-29
1956	1956-03-06	1956-10-15
1957	1957-04-24	1957-09-20
1958	1958-05-17	1958-09-25
1959	1959-04-30	1959-09-27
1960	1960-04-22	1960-09-23
1962	1962-05-10	1962-10-11
1963	1963-04-17	1963-10-19
1965	1965-04-11	1965-09-19
1970	1970-04-27	1970-09-22
1972	1972-04-12	1972-09-21
1973	1973-06-09	1973-09-02
1974	1974-03-07	1974-08-27
1977	1977-04-17	1977-09-10
1978	1978-05-25	1978-09-21
1980	1980-04-22	1980-10-09
1987	1987-05-16	1987-09-14
1988	1988-04-05	1988-09-22
1989	1989-04-24	1989-10-15
1990	1990-04-25	1990-09-13
1992	1992-06-17	1992-09-17
1993	1993-05-09	1993-08-31
1994	1994-05-23	1994-09-18
1995	1995-04-09	1995-10-06
1997	1997-05-18	1997-10-04
1999	1999-06-04	1999-09-27
2001	2001-04-09	2001-09-09
2002	2002-04-15	2002-10-03
2004	2004-04-18	2004-08-29
2005	2005-05-12	2005-09-24
2009	2009-04-24	2009-08-28
2010	2010-04-02	2010-09-24
2011	2011-04-04	2011-09-14
2012	2012-04-02	2012-09-08
2013	2013-05-15	2013-10-05
2014	2014-05-07	2014-09-10
2018	2018-04-13	2018-10-06
2019	2019-04-23	2019-10-03

Every Fixed Threshold

Fixed thresholds at Warrenton 1 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	98	118	1953	59
35 C (95 F): Days	93	64	1936	8
40 C (104 F): Days	21	30	1936	1
45 C (113 F): Days	2	3	1901	3
90 F (32.2 C): Days	98	94	1901	27
100 F (37.8 C): Days	58	48	1936	1
110 F (43.3 C): Days	5	7	1901	5
0 C (32 F): Ice days (max	98	47	1912	22
0 C (32 F): Frost days (min	89	133	1912	119
-10 C (14 F): Days with min	89	47	1977	39
-20 C (-4 F): Days with min	55	13	1936	5
-30 C (-22 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	89	72	1921	34
25 C (77 F): Days with min	39	22	1936	6
10 mm (0.39 in): Days with 10 mm or more rain	100	51	1898	41
25 mm (0.98 in): Days with 25 mm or more rain	100	27	1993	11
50 mm (1.97 in): Days with 50 mm or more rain	84	7	2009	1
100 mm (3.94 in): Days with 100 mm or more rain	11	1	1897	1
10 cm (3.9 in): Days with 10 cm or more snowfall	52	4	1934	1
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	1973	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.

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Data for Warrenton 1 N 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).

Warrenton 1 N Threshold Days by Year (USC00238725)

Key Facts for Warrenton 1 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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