Sterkspruit Threshold Days by Year

3 fixed thresholds counted per year at Sterkspruit (SF001766310): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sterkspruit Thresholds

Sterkspruit: days with 10 mm (0.39 in) or more of precipitation in 71 years, most in 1909 with 40.
Sterkspruit: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1925 with 13.
Sterkspruit: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1923 with 2.
3 fixed thresholds have at least one qualifying day at Sterkspruit.

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

71 years with a qualifying day

Days per year at Sterkspruit with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1909.

Days with 10 mm (0.39 in) or more of precipitation per year at Sterkspruit
Year	Days	Decade average
1902	29	24
1903	12	24
1904	17	24
1905	20	24
1906	21	24
1907	33	24
1908	20	24
1909	40	24
1910	21	22.2
1911	27	22.2
1912	21	22.2
1913	20	22.2
1914	22	22.2
1915	17	22.2
1916	24	22.2
1917	20	22.2
1918	31	22.2
1919	19	22.2
1920	16	25
1921	23	25
1923	25	25
1924	34	25
1925	35	25
1926	18	25
1927	21	25
1928	23	25
1929	30	25
1930	18	22.9
1931	24	22.9
1932	17	22.9
1933	24	22.9
1934	27	22.9
1935	21	22.9
1936	26	22.9
1937	18	22.9
1938	26	22.9
1939	28	22.9
1940	20	22.2
1941	21	22.2
1942	32	22.2
1943	39	22.2
1944	17	22.2
1945	16	22.2
1946	23	22.2
1947	21	22.2
1948	15	22.2
1949	18	22.2
1950	31	24.5
1951	20	24.5
1952	25	24.5
1953	19	24.5
1954	20	24.5
1955	30	24.5
1956	23	24.5
1957	28	24.5
1958	22	24.5
1959	27	24.5
1960	25	24.1
1961	30	24.1
1962	31	24.1
1963	31	24.1
1964	21	24.1
1965	13	24.1
1966	18	24.1
1967	34	24.1
1968	18	24.1
1969	20	24.1
1970	17	20.3
1971	22	20.3
1972	26	20.3
1973	16	20.3

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

First to last qualifying date each year at Sterkspruit
Year	First date	Last date
1902	1902-01-12	1902-12-25
1903	1903-02-02	1903-11-27
1904	1904-01-09	1904-12-31
1905	1905-01-03	1905-12-29
1906	1906-01-06	1906-12-31
1907	1907-01-04	1907-12-20
1908	1908-01-10	1908-12-31
1909	1909-01-07	1909-12-26
1910	1910-01-12	1910-12-21
1911	1911-01-03	1911-11-18
1912	1912-01-14	1912-12-30
1913	1913-01-01	1913-11-20
1914	1914-01-19	1914-12-21
1915	1915-01-01	1915-12-14
1916	1916-01-03	1916-12-22
1917	1917-01-18	1917-12-30
1918	1918-01-10	1918-12-28
1919	1919-01-21	1919-12-31
1920	1920-01-10	1920-12-18
1921	1921-01-06	1921-12-28
1923	1923-01-10	1923-12-17
1924	1924-01-10	1924-12-28
1925	1925-01-01	1925-12-28
1926	1926-02-01	1926-12-16
1927	1927-01-20	1927-12-28
1928	1928-01-03	1928-12-27
1929	1929-01-18	1929-12-30
1930	1930-01-03	1930-12-14
1931	1931-02-13	1931-12-31
1932	1932-01-14	1932-12-26
1933	1933-01-02	1933-12-31
1934	1934-01-01	1934-12-25
1935	1935-01-13	1935-12-18
1936	1936-01-07	1936-12-11
1937	1937-01-21	1937-12-23
1938	1938-01-17	1938-12-17
1939	1939-01-01	1939-12-16
1940	1940-01-25	1940-12-28
1941	1941-01-12	1941-10-29
1942	1942-01-18	1942-12-26
1943	1943-01-15	1943-12-31
1944	1944-01-14	1944-12-30
1945	1945-01-06	1945-12-30
1946	1946-01-08	1946-12-28
1947	1947-02-08	1947-12-30
1948	1948-01-01	1948-10-22
1949	1949-01-18	1949-12-28
1950	1950-01-04	1950-12-28
1951	1951-01-01	1951-11-04
1952	1952-01-20	1952-12-15
1953	1953-01-14	1953-12-19
1954	1954-01-24	1954-12-08
1955	1955-01-02	1955-12-27
1956	1956-01-01	1956-12-21
1957	1957-01-14	1957-12-11
1958	1958-01-07	1958-12-31
1959	1959-01-07	1959-12-21
1960	1960-01-29	1960-12-28
1961	1961-01-11	1961-12-16
1962	1962-01-06	1962-12-27
1963	1963-01-07	1963-12-08
1964	1964-02-11	1964-12-27
1965	1965-01-10	1965-11-16
1966	1966-01-18	1966-12-17
1967	1967-01-01	1967-11-16
1968	1968-03-08	1968-12-07
1969	1969-02-24	1969-12-24
1970	1970-01-18	1970-12-23
1971	1971-01-09	1971-12-19
1972	1972-01-10	1972-11-23
1973	1973-02-05	1973-12-22

Every Fixed Threshold

Fixed thresholds at Sterkspruit
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	71	40	1909	16
25 mm (0.98 in): Days with 25 mm or more rain	70	13	1925	2
50 mm (1.97 in): Days with 50 mm or more rain	23	2	1923	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

Data for Sterkspruit 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 2026-10-13 (13 October 2026). Threshold counts are computed by this site.

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

Sterkspruit Threshold Days by Year

Key Facts for Sterkspruit Thresholds

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

Every Fixed Threshold

Download the Data

Related