Bokfontein Threshold Days by Year (SF001440850)

3 fixed thresholds counted per year at Bokfontein (SF001440850): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bokfontein Thresholds

Bokfontein: days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1925 with 21.
Bokfontein: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1974 with 8.
Bokfontein: days with 50 mm (1.97 in) or more of precipitation in 11 years, most in 1974 with 3.
3 fixed thresholds have at least one qualifying day at Bokfontein.

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

64 years with a qualifying day

Days per year at Bokfontein with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1925.

Days with 10 mm (0.39 in) or more of precipitation per year at Bokfontein
Year	Days	Decade average
1912	4	9.6
1913	14	9.6
1914	13	9.6
1915	5	9.6
1916	10	9.6
1917	12	9.6
1918	13	9.6
1919	6	9.6
1920	14	12.8
1921	19	12.8
1922	3	12.8
1923	15	12.8
1924	15	12.8
1925	21	12.8
1926	7	12.8
1927	4	12.8
1928	13	12.8
1929	17	12.8
1930	8	10.9
1931	9	10.9
1933	7	10.9
1934	15	10.9
1935	14	10.9
1936	9	10.9
1937	6	10.9
1938	11	10.9
1939	19	10.9
1940	9	9.1
1941	11	9.1
1942	6	9.1
1943	15	9.1
1944	7	9.1
1945	7	9.1
1946	9	9.1
1947	11	9.1
1948	9	9.1
1949	7	9.1
1950	14	10.5
1951	4	10.5
1952	14	10.5
1953	9	10.5
1954	8	10.5
1955	12	10.5
1956	13	10.5
1957	14	10.5
1958	8	10.5
1959	9	10.5
1960	12	11.4
1961	21	11.4
1962	6	11.4
1963	20	11.4
1964	14	11.4
1965	11	11.4
1966	4	11.4
1967	12	11.4
1968	6	11.4
1969	8	11.4
1970	8	13.9
1971	12	13.9
1972	9	13.9
1973	11	13.9
1974	20	13.9
1975	17	13.9
1976	20	13.9

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

First to last qualifying date each year at Bokfontein
Year	First date	Last date
1912	1912-02-15	1912-04-25
1913	1913-02-01	1913-11-07
1914	1914-02-11	1914-12-15
1915	1915-01-04	1915-12-29
1916	1916-01-04	1916-12-14
1917	1917-02-20	1917-11-28
1918	1918-01-01	1918-10-29
1919	1919-03-12	1919-11-22
1920	1920-01-30	1920-12-18
1921	1921-02-03	1921-12-08
1922	1922-01-10	1922-11-21
1923	1923-01-14	1923-06-02
1924	1924-01-25	1924-12-18
1925	1925-01-30	1925-11-18
1926	1926-03-05	1926-12-27
1927	1927-02-16	1927-12-01
1928	1928-01-03	1928-11-23
1929	1929-01-18	1929-12-28
1930	1930-01-14	1930-11-12
1931	1931-01-14	1931-12-31
1933	1933-03-07	1933-12-30
1934	1934-01-02	1934-12-20
1935	1935-01-29	1935-11-02
1936	1936-02-25	1936-11-18
1937	1937-01-28	1937-12-20
1938	1938-01-28	1938-11-09
1939	1939-01-17	1939-10-23
1940	1940-03-16	1940-11-09
1941	1941-01-30	1941-08-19
1942	1942-03-01	1942-12-18
1943	1943-01-06	1943-12-10
1944	1944-02-16	1944-10-22
1945	1945-01-31	1945-12-30
1946	1946-01-18	1946-11-25
1947	1947-02-08	1947-12-24
1948	1948-02-17	1948-04-20
1949	1949-02-26	1949-12-10
1950	1950-02-08	1950-12-24
1951	1951-01-05	1951-10-01
1952	1952-02-17	1952-12-15
1953	1953-04-02	1953-12-12
1954	1954-03-12	1954-11-05
1955	1955-02-17	1955-12-17
1956	1956-01-18	1956-12-21
1957	1957-01-11	1957-12-31
1958	1958-03-13	1958-12-29
1959	1959-01-24	1959-12-03
1960	1960-01-28	1960-12-28
1961	1961-01-02	1961-12-16
1962	1962-01-18	1962-11-20
1963	1963-01-03	1963-12-01
1964	1964-01-10	1964-12-26
1965	1965-01-04	1965-11-03
1966	1966-01-19	1966-12-18
1967	1967-01-28	1967-12-20
1968	1968-03-12	1968-12-06
1969	1969-02-24	1969-11-06
1970	1970-02-04	1970-12-24
1971	1971-01-27	1971-10-14
1972	1972-01-06	1972-04-16
1973	1973-02-17	1973-12-22
1974	1974-01-09	1974-11-28
1975	1975-01-22	1975-12-17
1976	1976-01-03	1976-11-05

Every Fixed Threshold

Fixed thresholds at Bokfontein
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	64	21	1925	20
25 mm (0.98 in): Days with 25 mm or more rain	58	8	1974	7
50 mm (1.97 in): Days with 50 mm or more rain	11	3	1974	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

Data for Bokfontein 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).

Bokfontein Threshold Days by Year (SF001440850)

Key Facts for Bokfontein Thresholds

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

Every Fixed Threshold

Download the Data

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