Purcellville Threshold Days by Year (USC00444909)

19 fixed thresholds counted per year at Purcellville (USC00444909): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Purcellville Thresholds

Purcellville: days with a maximum temperature at or above 30 C (86 F) in 113 years, most in 1930 with 119.
Purcellville: days with a maximum temperature at or above 90 F (32.2 C) in 113 years, most in 1911 with 96.
Purcellville: nights with a minimum temperature at or below 0 C (32 F) in 113 years, most in 2013 with 143.
Purcellville: nights with a minimum temperature at or above 20 C (68 F) in 113 years, most in 2020 with 48.
19 fixed thresholds have at least one qualifying day at Purcellville.

Days at or above 30 C (86 F)

113 years with a qualifying day

Days per year at Purcellville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 119 in 1930.

Days at or above 30 C (86 F) per year at Purcellville
Year	Days	Decade average
1901	58	76
1902	81	76
1903	51	76
1905	61	76
1906	84	76
1907	76	76
1908	100	76
1909	97	76
1910	106	70.5
1911	118	70.5
1912	51	70.5
1913	61	70.5
1914	69	70.5
1915	72	70.5
1916	45	70.5
1917	42	70.5
1920	56	68.2
1921	82	68.2
1922	71	68.2
1923	63	68.2
1925	84	68.2
1926	59	68.2
1927	64	68.2
1928	63	68.2
1929	72	68.2
1930	119	92.7
1931	91	92.7
1932	101	92.7
1933	91	92.7
1934	87	92.7
1935	73	92.7
1936	95	92.7
1937	85	92.7
1938	93	92.7
1939	92	92.7
1940	63	77.1
1941	97	77.1
1942	75	77.1
1943	100	77.1
1944	93	77.1
1945	79	77.1
1946	70	77.1
1947	71	77.1
1948	49	77.1
1949	74	77.1
1951	83	74.7
1952	72	74.7
1953	87	74.7
1954	71	74.7
1955	65	74.7
1956	63	74.7
1957	72	74.7
1958	63	74.7
1959	96	74.7
1960	62	68.9
1961	70	68.9
1962	65	68.9
1963	77	68.9
1965	86	68.9
1967	55	68.9
1968	68	68.9
1969	68	68.9
1970	78	63.1
1971	59	63.1
1972	46	63.1
1973	60	63.1
1975	66	63.1
1976	52	63.1
1977	78	63.1
1978	74	63.1
1979	55	63.1
1980	85	71.8
1981	63	71.8
1982	52	71.8
1983	82	71.8
1984	58	71.8
1985	62	71.8
1986	99	71.8
1987	84	71.8
1988	83	71.8
1989	50	71.8
1990	64	63.8
1991	104	63.8
1992	36	63.8
1993	81	63.8
1995	59	63.8
1997	49	63.8
1998	60	63.8
1999	57	63.8
2000	51	49.4
2001	39	49.4
2002	65	49.4
2003	31	49.4
2004	34	49.4
2006	59	49.4
2007	80	49.4
2008	47	49.4
2009	39	49.4
2010	78	62.1
2012	62	62.1
2013	55	62.1
2014	37	62.1
2015	57	62.1
2016	78	62.1
2018	59	62.1
2019	71	62.1
2020	53	53.3
2021	61	53.3
2022	49	53.3
2023	53	53.3
2024	56	53.3
2025	47	53.3
2026	54	53.3

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

First to last qualifying date each year at Purcellville
Year	First date	Last date
1901	1901-04-30	1901-09-16
1902	1902-04-22	1902-09-23
1903	1903-04-29	1903-09-16
1905	1905-05-04	1905-10-10
1906	1906-04-30	1906-09-23
1907	1907-03-22	1907-09-25
1908	1908-04-23	1908-10-18
1909	1909-04-19	1909-10-09
1910	1910-03-25	1910-10-17
1911	1911-04-27	1911-09-26
1912	1912-04-02	1912-10-11
1913	1913-04-04	1913-09-07
1914	1914-04-28	1914-10-06
1915	1915-04-19	1915-09-17
1916	1916-04-21	1916-09-14
1917	1917-05-18	1917-09-02
1920	1920-05-28	1920-10-23
1921	1921-03-20	1921-09-30
1922	1922-04-09	1922-10-06
1923	1923-05-27	1923-09-25
1925	1925-04-23	1925-09-28
1926	1926-05-01	1926-10-05
1927	1927-04-19	1927-11-24
1928	1928-05-03	1928-10-17
1929	1929-04-06	1929-09-29
1930	1930-04-11	1930-10-17
1931	1931-05-16	1931-10-08
1932	1932-05-05	1932-09-23
1933	1933-05-14	1933-10-01
1934	1934-05-05	1934-09-24
1935	1935-04-27	1935-10-18
1936	1936-04-30	1936-09-24
1937	1937-04-18	1937-09-25
1938	1938-03-22	1938-10-19
1939	1939-03-26	1939-10-10
1940	1940-05-06	1940-09-22
1941	1941-04-14	1941-10-08
1942	1942-04-16	1942-10-09
1943	1943-05-06	1943-10-09
1944	1944-05-01	1944-09-16
1945	1945-03-17	1945-09-29
1946	1946-04-22	1946-10-31
1947	1947-05-12	1947-10-23
1948	1948-03-21	1948-09-20
1949	1949-05-03	1949-10-11
1951	1951-04-29	1951-09-21
1952	1952-04-21	1952-09-30
1953	1953-05-10	1953-10-20
1954	1954-05-02	1954-10-13
1955	1955-05-24	1955-09-20
1956	1956-04-28	1956-09-23
1957	1957-04-24	1957-09-22
1958	1958-04-19	1958-10-17
1959	1959-04-08	1959-10-06
1960	1960-04-14	1960-09-09
1961	1961-04-25	1961-09-26
1962	1962-04-22	1962-10-13
1963	1963-04-02	1963-10-25
1965	1965-05-02	1965-09-23
1967	1967-04-01	1967-10-05
1968	1968-03-27	1968-10-01
1969	1969-04-27	1969-09-16
1970	1970-05-09	1970-09-25
1971	1971-05-18	1971-09-28
1972	1972-05-31	1972-09-25
1973	1973-04-22	1973-09-20
1975	1975-05-20	1975-10-15
1976	1976-04-17	1976-09-15
1977	1977-04-11	1977-09-19
1978	1978-05-21	1978-09-22
1979	1979-05-09	1979-10-22
1980	1980-05-04	1980-10-09
1981	1981-04-28	1981-09-15
1982	1982-05-06	1982-09-16
1983	1983-04-28	1983-09-21
1984	1984-05-19	1984-09-25
1985	1985-04-19	1985-09-21
1986	1986-03-30	1986-10-10
1987	1987-04-22	1987-09-15
1988	1988-05-22	1988-09-23
1989	1989-05-18	1989-10-16
1990	1990-03-11	1990-10-10
1991	1991-04-07	1991-10-04
1992	1992-05-02	1992-09-22
1993	1993-05-11	1993-09-15
1995	1995-04-19	1995-09-28
1997	1997-05-18	1997-09-21
1998	1998-03-31	1998-09-28
1999	1999-06-01	1999-09-10
2000	2000-05-07	2000-10-05
2001	2001-04-10	2001-09-01
2002	2002-04-17	2002-10-04
2003	2003-06-14	2003-08-31
2004	2004-04-19	2004-09-24
2006	2006-05-30	2006-08-30
2007	2007-05-26	2007-10-09
2008	2008-06-07	2008-09-15
2009	2009-04-26	2009-09-24
2010	2010-04-07	2010-09-26
2012	2012-04-04	2012-09-09
2013	2013-04-11	2013-10-07
2014	2014-05-09	2014-09-12
2015	2015-05-13	2015-09-20
2016	2016-05-27	2016-09-24
2018	2018-05-03	2018-10-08
2019	2019-05-20	2019-10-03
2020	2020-05-16	2020-09-04
2021	2021-04-29	2021-09-16
2022	2022-04-14	2022-09-05
2023	2023-04-14	2023-09-13
2024	2024-04-30	2024-08-30
2025	2025-05-17	2025-09-07
2026	2026-03-23	2026-10-03

Every Fixed Threshold

Fixed thresholds at Purcellville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	113	119	1930	54
35 C (95 F): Days	106	52	1930	6
40 C (104 F): Days	10	7	1930	1
90 F (32.2 C): Days	113	96	1911	24
100 F (37.8 C): Days	46	19	1930	11
0 C (32 F): Ice days (max	111	31	1912	17
0 C (32 F): Frost days (min	113	143	2013	63
-10 C (14 F): Days with min	112	36	1910	16
-20 C (-4 F): Days with min	20	3	1905	2
20 C (68 F): Tropical nights (min	113	48	2020	45
25 C (77 F): Days with min	29	7	1925	2
10 mm (0.39 in): Days with 10 mm or more rain	105	49	1937	21
25 mm (0.98 in): Days with 25 mm or more rain	105	21	1937	8
50 mm (1.97 in): Days with 50 mm or more rain	78	8	1937	3
100 mm (3.94 in): Days with 100 mm or more rain	15	1	1903	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1903	1
10 cm (3.9 in): Days with 10 cm or more snowfall	81	7	2003	1
25 cm (9.8 in): Days with 25 cm or more snowfall	19	2	1958	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	2010	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 Purcellville 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).

Purcellville Threshold Days by Year (USC00444909)

Key Facts for Purcellville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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