Hoyleton Threshold Days by Year

4 fixed thresholds counted per year at Hoyleton (ASN00021026): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hoyleton Thresholds

Hoyleton: days with 10 mm (0.39 in) or more of precipitation in 123 years, most in 1992 with 32.
Hoyleton: days with 25 mm (0.98 in) or more of precipitation in 90 years, most in 1889 with 8.
Hoyleton: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1889 with 2.
Hoyleton: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1941 with 1.
4 fixed thresholds have at least one qualifying day at Hoyleton.

Days with 10 mm (0.39 in) or more of precipitation

123 years with a qualifying day

Days per year at Hoyleton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1992.

Days with 10 mm (0.39 in) or more of precipitation per year at Hoyleton
Year	Days	Decade average
1884	11	9.8
1885	7	9.8
1886	5	9.8
1887	10	9.8
1888	6	9.8
1889	20	9.8
1890	20	10.2
1891	8	10.2
1892	10	10.2
1893	12	10.2
1894	13	10.2
1895	11	10.2
1896	7	10.2
1897	4	10.2
1898	8	10.2
1899	9	10.2
1900	9	7.8
1901	7	7.8
1902	8	7.8
1903	10	7.8
1904	4	7.8
1905	7	7.8
1906	6	7.8
1907	7	7.8
1908	12	7.8
1909	8	7.8
1910	12	10.2
1911	7	10.2
1912	4	10.2
1913	11	10.2
1914	4	10.2
1915	11	10.2
1916	18	10.2
1917	20	10.2
1918	7	10.2
1919	8	10.2
1920	13	10.7
1923	14	10.7
1926	17	10.7
1927	7	10.7
1928	6	10.7
1929	7	10.7
1930	7	11.4
1931	12	11.4
1932	12	11.4
1933	14	11.4
1934	7	11.4
1935	10	11.4
1936	13	11.4
1937	16	11.4
1938	12	11.4
1939	11	11.4
1940	6	9.1
1941	15	9.1
1942	13	9.1
1943	9	9.1
1944	9	9.1
1945	7	9.1
1946	9	9.1
1947	11	9.1
1948	4	9.1
1949	8	9.1
1950	8	9.7
1951	10	9.7
1952	16	9.7
1953	15	9.7
1954	9	9.7
1955	12	9.7
1957	6	9.7
1958	8	9.7
1959	3	9.7
1960	15	8.9
1961	10	8.9
1962	11	8.9
1963	6	8.9
1964	9	8.9
1965	4	8.9
1966	7	8.9
1967	2	8.9
1968	16	8.9
1969	9	8.9
1970	6	11.4
1971	15	11.4
1972	9	11.4
1973	13	11.4
1974	13	11.4
1975	11	11.4
1976	6	11.4
1977	12	11.4
1979	18	11.4
1980	10	12.1
1981	17	12.1
1982	8	12.1
1983	16	12.1
1984	11	12.1
1985	16	12.1
1986	12	12.1
1987	13	12.1
1988	11	12.1
1989	7	12.1
1990	14	14.9
1991	16	14.9
1992	32	14.9
1993	10	14.9
1994	8	14.9
1995	16	14.9
1996	15	14.9
1997	15	14.9
1998	11	14.9
1999	12	14.9
2000	16	12.3
2001	18	12.3
2002	6	12.3
2003	14	12.3
2004	7	12.3
2005	17	12.3
2006	8	12.3
2007	12	12.3
2008	10	12.3
2009	15	12.3
2010	16	16
2011	18	16
2012	14	16

For each year, a bar from the first to the last day at Hoyleton meeting 10 mm (0.39 in).

First to last qualifying date each year at Hoyleton
Year	First date	Last date
1884	1884-03-28	1884-12-07
1885	1885-02-28	1885-12-23
1886	1886-01-07	1886-11-25
1887	1887-05-02	1887-11-06
1888	1888-05-03	1888-12-19
1889	1889-01-02	1889-11-15
1890	1890-01-16	1890-11-13
1891	1891-03-30	1891-12-12
1892	1892-01-23	1892-10-25
1893	1893-04-01	1893-10-14
1894	1894-01-13	1894-12-26
1895	1895-01-03	1895-11-30
1896	1896-01-14	1896-08-28
1897	1897-02-19	1897-09-29
1898	1898-02-26	1898-08-30
1899	1899-02-26	1899-09-11
1900	1900-03-15	1900-11-17
1901	1901-04-03	1901-10-12
1902	1902-03-26	1902-12-18
1903	1903-01-21	1903-12-11
1904	1904-03-16	1904-10-19
1905	1905-01-03	1905-10-27
1906	1906-03-24	1906-09-28
1907	1907-04-05	1907-11-23
1908	1908-01-31	1908-10-17
1909	1909-06-23	1909-11-09
1910	1910-03-05	1910-10-18
1911	1911-02-09	1911-12-05
1912	1912-06-14	1912-09-18
1913	1913-03-04	1913-12-23
1914	1914-09-09	1914-12-15
1915	1915-05-13	1915-12-05
1916	1916-01-04	1916-12-13
1917	1917-01-19	1917-12-12
1918	1918-03-05	1918-10-04
1919	1919-02-18	1919-12-27
1920	1920-03-07	1920-12-27
1923	1923-06-09	1923-12-18
1926	1926-02-18	1926-10-12
1927	1927-03-22	1927-11-01
1928	1928-01-27	1928-09-29
1929	1929-07-05	1929-12-28
1930	1930-04-24	1930-12-05
1931	1931-03-13	1931-09-30
1932	1932-02-05	1932-10-26
1933	1933-01-23	1933-12-14
1934	1934-04-13	1934-12-10
1935	1935-01-05	1935-10-21
1936	1936-01-07	1936-12-16
1937	1937-01-19	1937-12-11
1938	1938-01-03	1938-10-24
1939	1939-02-25	1939-11-06
1940	1940-01-05	1940-12-19
1941	1941-01-24	1941-11-19
1942	1942-01-20	1942-11-05
1943	1943-02-17	1943-12-17
1944	1944-04-08	1944-12-21
1945	1945-01-10	1945-10-27
1946	1946-01-15	1946-12-27
1947	1947-02-05	1947-10-01
1948	1948-05-05	1948-11-04
1949	1949-02-19	1949-11-01
1950	1950-02-02	1950-12-20
1951	1951-05-09	1951-12-10
1952	1952-01-25	1952-11-27
1953	1953-05-19	1953-12-30
1954	1954-01-28	1954-12-12
1955	1955-02-16	1955-11-17
1957	1957-06-19	1957-10-23
1958	1958-03-27	1958-09-17
1959	1959-08-12	1959-10-24
1960	1960-02-02	1960-12-27
1961	1961-02-08	1961-12-14
1962	1962-03-27	1962-12-29
1963	1963-05-15	1963-08-15
1964	1964-01-09	1964-12-23
1965	1965-05-08	1965-12-23
1966	1966-01-12	1966-12-14
1967	1967-09-05	1967-09-15
1968	1968-01-03	1968-12-03
1969	1969-01-14	1969-12-01
1970	1970-05-16	1970-12-11
1971	1971-03-01	1971-11-15
1972	1972-01-07	1972-08-29
1973	1973-02-05	1973-12-31
1974	1974-01-31	1974-10-24
1975	1975-03-24	1975-10-25
1976	1976-03-01	1976-11-03
1977	1977-01-17	1977-12-02
1979	1979-01-17	1979-12-13
1980	1980-04-18	1980-10-12
1981	1981-01-10	1981-11-10
1982	1982-01-07	1982-09-29
1983	1983-03-03	1983-12-10
1984	1984-04-05	1984-11-01
1985	1985-03-16	1985-12-08
1986	1986-04-16	1986-12-07
1987	1987-01-21	1987-10-16
1988	1988-02-06	1988-11-22
1989	1989-03-14	1989-12-02
1990	1990-05-17	1990-12-10
1991	1991-04-01	1991-11-04
1992	1992-02-11	1992-12-21
1993	1993-01-24	1993-12-12
1994	1994-06-05	1994-11-02
1995	1995-01-14	1995-11-05
1996	1996-01-01	1996-09-30
1997	1997-01-22	1997-12-18
1998	1998-02-07	1998-11-11
1999	1999-03-21	1999-12-03
2000	2000-02-21	2000-11-09
2001	2001-01-26	2001-11-23
2002	2002-05-19	2002-12-31
2003	2003-02-20	2003-10-29
2004	2004-01-26	2004-12-09
2005	2005-01-04	2005-12-02
2006	2006-03-27	2006-12-22
2007	2007-01-19	2007-12-22
2008	2008-03-13	2008-12-14
2009	2009-03-04	2009-12-08
2010	2010-03-08	2010-12-08
2011	2011-01-14	2011-12-18
2012	2012-01-08	2012-12-01

Every Fixed Threshold

Fixed thresholds at Hoyleton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	123	32	1992	14
25 mm (0.98 in): Days with 25 mm or more rain	90	8	1889	3
50 mm (1.97 in): Days with 50 mm or more rain	15	2	1889	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1941	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1884.

Download the Data

Data for Hoyleton 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Hoyleton Threshold Days by Year

Key Facts for Hoyleton Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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