Sterkstroom Threshold Days by Year (SF001638820)
3 fixed thresholds counted per year at Sterkstroom (SF001638820): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Sterkstroom Thresholds
- Sterkstroom: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1974 with 13.
- Sterkstroom: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1976 with 6.
- Sterkstroom: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1976 with 2.
- 3 fixed thresholds have at least one qualifying day at Sterkstroom.
Days with 10 mm (0.39 in) or more of precipitation
63 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1933 | 4 | 5 |
| 1934 | 8 | 5 |
| 1935 | 6 | 5 |
| 1936 | 8 | 5 |
| 1937 | 3 | 5 |
| 1938 | 2 | 5 |
| 1939 | 4 | 5 |
| 1940 | 4 | 4.5 |
| 1941 | 6 | 4.5 |
| 1942 | 7 | 4.5 |
| 1943 | 5 | 4.5 |
| 1944 | 4 | 4.5 |
| 1945 | 2 | 4.5 |
| 1946 | 5 | 4.5 |
| 1947 | 6 | 4.5 |
| 1948 | 3 | 4.5 |
| 1949 | 3 | 4.5 |
| 1950 | 4 | 4 |
| 1951 | 1 | 4 |
| 1952 | 3 | 4 |
| 1953 | 6 | 4 |
| 1954 | 5 | 4 |
| 1955 | 4 | 4 |
| 1956 | 8 | 4 |
| 1957 | 3 | 4 |
| 1958 | 3 | 4 |
| 1959 | 3 | 4 |
| 1960 | 2 | 4.9 |
| 1961 | 9 | 4.9 |
| 1962 | 2 | 4.9 |
| 1963 | 9 | 4.9 |
| 1964 | 2 | 4.9 |
| 1965 | 5 | 4.9 |
| 1966 | 4 | 4.9 |
| 1967 | 5 | 4.9 |
| 1968 | 4 | 4.9 |
| 1969 | 7 | 4.9 |
| 1970 | 7 | 7.3 |
| 1971 | 3 | 7.3 |
| 1972 | 6 | 7.3 |
| 1973 | 11 | 7.3 |
| 1974 | 13 | 7.3 |
| 1975 | 9 | 7.3 |
| 1976 | 13 | 7.3 |
| 1977 | 6 | 7.3 |
| 1978 | 3 | 7.3 |
| 1979 | 2 | 7.3 |
| 1980 | 4 | 4.5 |
| 1981 | 5 | 4.5 |
| 1982 | 3 | 4.5 |
| 1983 | 3 | 4.5 |
| 1984 | 2 | 4.5 |
| 1985 | 7 | 4.5 |
| 1986 | 8 | 4.5 |
| 1987 | 3 | 4.5 |
| 1988 | 7 | 4.5 |
| 1989 | 3 | 4.5 |
| 1990 | 5 | 5.3 |
| 1991 | 4 | 5.3 |
| 1992 | 1 | 5.3 |
| 1993 | 7 | 5.3 |
| 1994 | 7 | 5.3 |
| 1995 | 8 | 5.3 |
| Year | First date | Last date |
|---|---|---|
| 1933 | 1933-06-24 | 1933-12-27 |
| 1934 | 1934-02-02 | 1934-12-21 |
| 1935 | 1935-02-23 | 1935-06-11 |
| 1936 | 1936-02-26 | 1936-12-02 |
| 1937 | 1937-01-26 | 1937-12-02 |
| 1938 | 1938-03-25 | 1938-07-04 |
| 1939 | 1939-02-01 | 1939-08-15 |
| 1940 | 1940-02-02 | 1940-11-09 |
| 1941 | 1941-01-05 | 1941-04-05 |
| 1942 | 1942-02-13 | 1942-12-03 |
| 1943 | 1943-04-09 | 1943-12-05 |
| 1944 | 1944-02-26 | 1944-10-21 |
| 1945 | 1945-01-07 | 1945-07-11 |
| 1946 | 1946-03-21 | 1946-04-11 |
| 1947 | 1947-03-20 | 1947-10-22 |
| 1948 | 1948-03-12 | 1948-04-17 |
| 1949 | 1949-02-25 | 1949-12-10 |
| 1950 | 1950-02-17 | 1950-11-29 |
| 1951 | 1951-05-16 | 1951-05-16 |
| 1952 | 1952-02-20 | 1952-11-15 |
| 1953 | 1953-03-16 | 1953-12-28 |
| 1954 | 1954-03-14 | 1954-05-19 |
| 1955 | 1955-04-21 | 1955-11-28 |
| 1956 | 1956-01-16 | 1956-12-06 |
| 1957 | 1957-01-31 | 1957-09-12 |
| 1958 | 1958-04-18 | 1958-05-28 |
| 1959 | 1959-02-12 | 1959-11-17 |
| 1960 | 1960-03-09 | 1960-10-12 |
| 1961 | 1961-01-01 | 1961-07-30 |
| 1962 | 1962-06-18 | 1962-11-17 |
| 1963 | 1963-01-16 | 1963-12-07 |
| 1964 | 1964-06-16 | 1964-09-20 |
| 1965 | 1965-03-20 | 1965-11-15 |
| 1966 | 1966-01-20 | 1966-03-20 |
| 1967 | 1967-03-08 | 1967-11-22 |
| 1968 | 1968-05-15 | 1968-11-13 |
| 1969 | 1969-02-23 | 1969-10-21 |
| 1970 | 1970-02-03 | 1970-11-13 |
| 1971 | 1971-01-09 | 1971-05-10 |
| 1972 | 1972-01-05 | 1972-03-17 |
| 1973 | 1973-02-16 | 1973-12-02 |
| 1974 | 1974-01-15 | 1974-11-02 |
| 1975 | 1975-01-30 | 1975-12-14 |
| 1976 | 1976-01-03 | 1976-10-30 |
| 1977 | 1977-01-28 | 1977-11-30 |
| 1978 | 1978-01-23 | 1978-04-28 |
| 1979 | 1979-02-24 | 1979-06-04 |
| 1980 | 1980-01-22 | 1980-12-15 |
| 1981 | 1981-03-22 | 1981-10-21 |
| 1982 | 1982-02-27 | 1982-10-11 |
| 1983 | 1983-09-09 | 1983-11-26 |
| 1984 | 1984-03-11 | 1984-06-20 |
| 1985 | 1985-03-09 | 1985-12-21 |
| 1986 | 1986-02-03 | 1986-10-28 |
| 1987 | 1987-02-24 | 1987-05-10 |
| 1988 | 1988-03-03 | 1988-12-23 |
| 1989 | 1989-01-29 | 1989-05-30 |
| 1990 | 1990-02-03 | 1990-06-27 |
| 1991 | 1991-09-23 | 1991-10-20 |
| 1992 | 1992-03-16 | 1992-03-16 |
| 1993 | 1993-02-10 | 1993-12-24 |
| 1994 | 1994-01-06 | 1994-11-03 |
| 1995 | 1995-01-21 | 1995-12-17 |
Every Fixed Threshold
| 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 | 63 | 13 | 1974 | 8 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 43 | 6 | 1976 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 9 | 2 | 1976 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1933.
Download the Data
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 . Last revised (2025-12-31).