Bultfontein (Skl) Threshold Days by Year

4 fixed thresholds counted per year at Bultfontein (Skl) (SF003272570): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bultfontein (Skl) Thresholds

Bultfontein (Skl): days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1974 with 35.
Bultfontein (Skl): days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1934 with 14.
Bultfontein (Skl): days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1929 with 3.
Bultfontein (Skl): days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1933 with 1.
4 fixed thresholds have at least one qualifying day at Bultfontein (Skl).

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

67 years with a qualifying day

Days per year at Bultfontein (Skl) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1974.

Days with 10 mm (0.39 in) or more of precipitation per year at Bultfontein (Skl)
Year	Days	Decade average
1906	18	18
1911	1	5.7
1915	14	5.7
1919	2	5.7
1920	13	15.7
1921	3	15.7
1924	15	15.7
1926	18	15.7
1927	19	15.7
1928	17	15.7
1929	25	15.7
1930	15	20.1
1931	27	20.1
1932	14	20.1
1933	15	20.1
1934	26	20.1
1935	30	20.1
1936	23	20.1
1937	14	20.1
1939	17	20.1
1940	12	15.5
1941	14	15.5
1942	24	15.5
1943	27	15.5
1944	14	15.5
1945	12	15.5
1946	13	15.5
1947	17	15.5
1948	16	15.5
1949	6	15.5
1950	18	19.2
1951	18	19.2
1952	16	19.2
1954	18	19.2
1955	23	19.2
1956	19	19.2
1957	25	19.2
1958	16	19.2
1959	20	19.2
1960	22	15.8
1961	20	15.8
1962	17	15.8
1963	21	15.8
1964	13	15.8
1965	6	15.8
1966	16	15.8
1967	21	15.8
1968	8	15.8
1969	14	15.8
1970	16	19.2
1971	17	19.2
1972	15	19.2
1973	17	19.2
1974	35	19.2
1975	18	19.2
1976	23	19.2
1977	18	19.2
1978	19	19.2
1979	14	19.2
1980	15	14.5
1981	23	14.5
1982	16	14.5
1983	12	14.5
1984	13	14.5
1985	10	14.5
1986	13	14.5
1987	14	14.5

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

First to last qualifying date each year at Bultfontein (Skl)
Year	First date	Last date
1906	1906-02-10	1906-12-31
1911	1911-01-04	1911-01-04
1915	1915-01-27	1915-10-01
1919	1919-10-08	1919-12-22
1920	1920-01-06	1920-11-12
1921	1921-01-04	1921-03-04
1924	1924-01-24	1924-10-27
1926	1926-01-19	1926-12-23
1927	1927-01-22	1927-12-29
1928	1928-01-05	1928-12-19
1929	1929-01-15	1929-12-19
1930	1930-01-15	1930-12-31
1931	1931-01-01	1931-12-31
1932	1932-01-24	1932-12-25
1933	1933-02-15	1933-12-26
1934	1934-01-02	1934-12-09
1935	1935-01-03	1935-12-31
1936	1936-01-08	1936-12-26
1937	1937-01-22	1937-12-23
1939	1939-01-01	1939-11-27
1940	1940-01-19	1940-12-23
1941	1941-01-18	1941-10-17
1942	1942-01-03	1942-12-26
1943	1943-01-12	1943-12-27
1944	1944-01-31	1944-11-27
1945	1945-01-07	1945-12-30
1946	1946-01-09	1946-11-25
1947	1947-02-02	1947-12-23
1948	1948-01-01	1948-11-30
1949	1949-02-13	1949-12-29
1950	1950-02-20	1950-12-28
1951	1951-01-02	1951-12-19
1952	1952-01-31	1952-12-16
1954	1954-01-13	1954-12-11
1955	1955-01-15	1955-12-20
1956	1956-01-15	1956-12-25
1957	1957-01-10	1957-12-31
1958	1958-01-10	1958-12-30
1959	1959-01-07	1959-12-03
1960	1960-01-01	1960-12-29
1961	1961-01-16	1961-12-15
1962	1962-01-11	1962-12-27
1963	1963-01-07	1963-12-08
1964	1964-01-19	1964-12-29
1965	1965-01-14	1965-11-04
1966	1966-01-08	1966-12-31
1967	1967-01-04	1967-11-20
1968	1968-03-03	1968-12-07
1969	1969-02-26	1969-10-26
1970	1970-01-04	1970-12-24
1971	1971-01-12	1971-12-19
1972	1972-01-10	1972-10-22
1973	1973-01-01	1973-12-26
1974	1974-01-05	1974-12-27
1975	1975-01-22	1975-12-20
1976	1976-01-05	1976-12-13
1977	1977-01-19	1977-12-30
1978	1978-01-22	1978-12-26
1979	1979-01-19	1979-12-22
1980	1980-01-19	1980-11-29
1981	1981-01-01	1981-12-19
1982	1982-01-29	1982-12-06
1983	1983-01-16	1983-12-18
1984	1984-02-26	1984-12-01
1985	1985-01-28	1985-12-24
1986	1986-01-17	1986-11-20
1987	1987-01-29	1987-11-15

Every Fixed Threshold

Fixed thresholds at Bultfontein (Skl)
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	67	35	1974	14
25 mm (0.98 in): Days with 25 mm or more rain	66	14	1934	2
50 mm (1.97 in): Days with 50 mm or more rain	45	3	1929	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1933	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Bultfontein (Skl) 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).

Bultfontein (Skl) Threshold Days by Year

Key Facts for Bultfontein (Skl) Thresholds

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

Every Fixed Threshold

Download the Data

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