Winterhoek Threshold Days by Year (SF000958230)

4 fixed thresholds counted per year at Winterhoek (SF000958230): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Winterhoek Thresholds

Winterhoek: days with 10 mm (0.39 in) or more of precipitation in 100 years, most in 1891 with 23.
Winterhoek: days with 25 mm (0.98 in) or more of precipitation in 99 years, most in 1892 with 10.
Winterhoek: days with 50 mm (1.97 in) or more of precipitation in 43 years, most in 1977 with 3.
Winterhoek: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1917 with 1.
4 fixed thresholds have at least one qualifying day at Winterhoek.

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

100 years with a qualifying day

Days per year at Winterhoek with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1891.

Days with 10 mm (0.39 in) or more of precipitation per year at Winterhoek
Year	Days	Decade average
1891	23	14
1892	15	14
1893	13	14
1894	18	14
1895	12	14
1897	11	14
1898	11	14
1899	9	14
1900	18	14.1
1901	16	14.1
1902	13	14.1
1903	9	14.1
1904	13	14.1
1905	14	14.1
1906	15	14.1
1907	12	14.1
1909	17	14.1
1911	14	10.9
1912	10	10.9
1913	16	10.9
1914	10	10.9
1915	6	10.9
1916	10	10.9
1917	18	10.9
1918	9	10.9
1919	5	10.9
1920	23	11.8
1921	18	11.8
1922	15	11.8
1923	7	11.8
1924	7	11.8
1925	10	11.8
1926	5	11.8
1928	9	11.8
1929	12	11.8
1930	14	13
1931	15	13
1932	11	13
1933	12	13
1934	13	13
1935	11	13
1936	13	13
1937	13	13
1938	10	13
1939	18	13
1940	16	10.4
1941	8	10.4
1942	13	10.4
1943	17	10.4
1944	10	10.4
1945	8	10.4
1946	6	10.4
1947	5	10.4
1951	8	10.9
1952	15	10.9
1953	11	10.9
1954	12	10.9
1955	8	10.9
1956	17	10.9
1957	3	10.9
1958	10	10.9
1959	14	10.9
1960	5	12.6
1961	14	12.6
1962	16	12.6
1963	19	12.6
1964	8	12.6
1965	18	12.6
1966	10	12.6
1967	12	12.6
1968	8	12.6
1969	16	12.6
1970	13	12.9
1971	12	12.9
1972	7	12.9
1973	9	12.9
1974	23	12.9
1975	14	12.9
1976	18	12.9
1977	15	12.9
1978	9	12.9
1979	9	12.9
1980	13	12.9
1981	16	12.9
1982	10	12.9
1983	10	12.9
1984	7	12.9
1985	15	12.9
1986	10	12.9
1987	11	12.9
1988	21	12.9
1989	16	12.9
1990	9	13.6
1991	9	13.6
1992	10	13.6
1993	14	13.6
1994	15	13.6
1995	20	13.6
1996	17	13.6
1997	15	13.6

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

First to last qualifying date each year at Winterhoek
Year	First date	Last date
1891	1891-01-11	1891-12-20
1892	1892-02-06	1892-11-26
1893	1893-02-16	1893-12-31
1894	1894-01-17	1894-12-28
1895	1895-01-02	1895-12-30
1897	1897-01-04	1897-11-04
1898	1898-01-14	1898-12-06
1899	1899-01-27	1899-12-26
1900	1900-01-08	1900-12-19
1901	1901-02-12	1901-11-06
1902	1902-02-11	1902-12-24
1903	1903-02-05	1903-11-14
1904	1904-01-09	1904-12-08
1905	1905-02-25	1905-12-29
1906	1906-01-17	1906-12-16
1907	1907-01-01	1907-12-27
1909	1909-01-02	1909-12-26
1911	1911-01-06	1911-11-04
1912	1912-01-13	1912-07-28
1913	1913-01-01	1913-11-07
1914	1914-01-22	1914-11-25
1915	1915-01-04	1915-12-30
1916	1916-01-12	1916-12-18
1917	1917-02-16	1917-11-29
1918	1918-01-01	1918-12-02
1919	1919-02-17	1919-11-22
1920	1920-01-30	1920-12-25
1921	1921-02-15	1921-12-28
1922	1922-01-11	1922-12-19
1923	1923-02-27	1923-12-27
1924	1924-01-11	1924-12-03
1925	1925-02-23	1925-11-23
1926	1926-01-25	1926-12-27
1928	1928-02-07	1928-12-20
1929	1929-01-21	1929-12-19
1930	1930-01-03	1930-12-31
1931	1931-01-28	1931-12-31
1932	1932-02-27	1932-11-08
1933	1933-02-12	1933-12-30
1934	1934-01-02	1934-10-11
1935	1935-02-04	1935-11-08
1936	1936-02-25	1936-12-04
1937	1937-01-22	1937-12-23
1938	1938-01-28	1938-12-31
1939	1939-01-22	1939-12-03
1940	1940-01-15	1940-11-10
1941	1941-01-19	1941-12-21
1942	1942-01-27	1942-12-03
1943	1943-01-20	1943-12-25
1944	1944-01-13	1944-10-20
1945	1945-01-31	1945-07-12
1946	1946-02-10	1946-12-19
1947	1947-01-13	1947-12-24
1951	1951-01-11	1951-10-01
1952	1952-02-04	1952-12-16
1953	1953-03-19	1953-12-20
1954	1954-03-12	1954-11-25
1955	1955-01-27	1955-11-27
1956	1956-01-21	1956-12-08
1957	1957-02-21	1957-12-31
1958	1958-01-14	1958-12-14
1959	1959-01-25	1959-12-04
1960	1960-04-20	1960-09-21
1961	1961-01-20	1961-12-17
1962	1962-01-01	1962-11-19
1963	1963-01-04	1963-12-12
1964	1964-02-01	1964-12-28
1965	1965-03-29	1965-11-04
1966	1966-01-22	1966-12-30
1967	1967-01-31	1967-11-18
1968	1968-03-12	1968-12-08
1969	1969-02-24	1969-11-06
1970	1970-02-06	1970-12-25
1971	1971-01-09	1971-10-23
1972	1972-01-12	1972-11-03
1973	1973-02-18	1973-12-03
1974	1974-01-09	1974-11-30
1975	1975-02-12	1975-12-23
1976	1976-01-21	1976-11-03
1977	1977-02-12	1977-12-31
1978	1978-02-01	1978-12-10
1979	1979-02-21	1979-12-20
1980	1980-02-05	1980-12-14
1981	1981-01-23	1981-12-22
1982	1982-04-04	1982-11-15
1983	1983-07-24	1983-12-29
1984	1984-03-01	1984-11-27
1985	1985-01-14	1985-12-18
1986	1986-01-20	1986-11-25
1987	1987-02-08	1987-12-21
1988	1988-02-16	1988-12-23
1989	1989-02-05	1989-11-15
1990	1990-01-18	1990-12-05
1991	1991-01-07	1991-12-19
1992	1992-02-13	1992-11-02
1993	1993-01-26	1993-12-24
1994	1994-01-07	1994-12-26
1995	1995-01-12	1995-12-25
1996	1996-01-16	1996-12-28
1997	1997-01-06	1997-10-26

Every Fixed Threshold

Fixed thresholds at Winterhoek
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	100	23	1891	15
25 mm (0.98 in): Days with 25 mm or more rain	99	10	1892	1
50 mm (1.97 in): Days with 50 mm or more rain	43	3	1977	2
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1917	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1891.

Download the Data

Data for Winterhoek 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).

Winterhoek Threshold Days by Year (SF000958230)

Key Facts for Winterhoek Thresholds

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

Every Fixed Threshold

Download the Data

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