Modderrivier (Pol) Threshold Days by Year (SF002581820)
4 fixed thresholds counted per year at Modderrivier (Pol) (SF002581820): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Modderrivier (Pol) Thresholds
- Modderrivier (Pol): days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1974 with 28.
- Modderrivier (Pol): days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1974 with 10.
- Modderrivier (Pol): days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1974 with 3.
- Modderrivier (Pol): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1973 with 1.
- 4 fixed thresholds have at least one qualifying day at Modderrivier (Pol).
Days with 10 mm (0.39 in) or more of precipitation
70 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1915 | 8 | 10 |
| 1916 | 9 | 10 |
| 1917 | 11 | 10 |
| 1918 | 18 | 10 |
| 1919 | 4 | 10 |
| 1920 | 13 | 9.9 |
| 1921 | 15 | 9.9 |
| 1922 | 5 | 9.9 |
| 1923 | 6 | 9.9 |
| 1924 | 12 | 9.9 |
| 1925 | 11 | 9.9 |
| 1926 | 7 | 9.9 |
| 1930 | 3 | 10.6 |
| 1932 | 7 | 10.6 |
| 1933 | 6 | 10.6 |
| 1934 | 17 | 10.6 |
| 1935 | 15 | 10.6 |
| 1936 | 12 | 10.6 |
| 1937 | 8 | 10.6 |
| 1938 | 11 | 10.6 |
| 1939 | 16 | 10.6 |
| 1941 | 8 | 11 |
| 1942 | 15 | 11 |
| 1943 | 23 | 11 |
| 1944 | 6 | 11 |
| 1945 | 6 | 11 |
| 1946 | 11 | 11 |
| 1947 | 8 | 11 |
| 1948 | 15 | 11 |
| 1949 | 7 | 11 |
| 1950 | 20 | 13 |
| 1951 | 8 | 13 |
| 1952 | 11 | 13 |
| 1953 | 15 | 13 |
| 1954 | 11 | 13 |
| 1960 | 10 | 11.3 |
| 1961 | 16 | 11.3 |
| 1962 | 17 | 11.3 |
| 1963 | 19 | 11.3 |
| 1964 | 4 | 11.3 |
| 1965 | 1 | 11.3 |
| 1966 | 12 | 11.3 |
| 1967 | 18 | 11.3 |
| 1968 | 7 | 11.3 |
| 1969 | 9 | 11.3 |
| 1970 | 13 | 16.3 |
| 1971 | 14 | 16.3 |
| 1972 | 5 | 16.3 |
| 1973 | 10 | 16.3 |
| 1974 | 28 | 16.3 |
| 1975 | 20 | 16.3 |
| 1976 | 28 | 16.3 |
| 1977 | 16 | 16.3 |
| 1978 | 10 | 16.3 |
| 1979 | 19 | 16.3 |
| 1980 | 12 | 11.6 |
| 1981 | 22 | 11.6 |
| 1982 | 10 | 11.6 |
| 1983 | 10 | 11.6 |
| 1984 | 8 | 11.6 |
| 1985 | 12 | 11.6 |
| 1986 | 8 | 11.6 |
| 1989 | 11 | 11.6 |
| 1990 | 5 | 11.3 |
| 1991 | 16 | 11.3 |
| 1992 | 6 | 11.3 |
| 1994 | 11 | 11.3 |
| 1995 | 14 | 11.3 |
| 1996 | 16 | 11.3 |
| 1997 | 11 | 11.3 |
| Year | First date | Last date |
|---|---|---|
| 1915 | 1915-02-07 | 1915-11-11 |
| 1916 | 1916-01-12 | 1916-12-26 |
| 1917 | 1917-02-20 | 1917-11-16 |
| 1918 | 1918-01-02 | 1918-11-10 |
| 1919 | 1919-03-15 | 1919-04-04 |
| 1920 | 1920-01-29 | 1920-12-15 |
| 1921 | 1921-02-02 | 1921-12-05 |
| 1922 | 1922-01-11 | 1922-11-21 |
| 1923 | 1923-01-26 | 1923-04-19 |
| 1924 | 1924-01-27 | 1924-12-09 |
| 1925 | 1925-02-15 | 1925-09-08 |
| 1926 | 1926-02-26 | 1926-12-23 |
| 1930 | 1930-02-25 | 1930-12-15 |
| 1932 | 1932-01-15 | 1932-11-11 |
| 1933 | 1933-02-07 | 1933-12-22 |
| 1934 | 1934-01-02 | 1934-12-10 |
| 1935 | 1935-02-04 | 1935-11-02 |
| 1936 | 1936-01-28 | 1936-12-10 |
| 1937 | 1937-01-20 | 1937-11-04 |
| 1938 | 1938-01-22 | 1938-12-16 |
| 1939 | 1939-01-01 | 1939-11-05 |
| 1941 | 1941-01-30 | 1941-10-18 |
| 1942 | 1942-01-03 | 1942-12-26 |
| 1943 | 1943-01-21 | 1943-12-31 |
| 1944 | 1944-02-09 | 1944-10-21 |
| 1945 | 1945-01-07 | 1945-11-11 |
| 1946 | 1946-01-09 | 1946-11-26 |
| 1947 | 1947-01-14 | 1947-12-04 |
| 1948 | 1948-01-03 | 1948-11-30 |
| 1949 | 1949-01-18 | 1949-12-18 |
| 1950 | 1950-02-07 | 1950-12-28 |
| 1951 | 1951-01-11 | 1951-09-28 |
| 1952 | 1952-01-29 | 1952-12-16 |
| 1953 | 1953-02-08 | 1953-12-19 |
| 1954 | 1954-01-16 | 1954-12-13 |
| 1960 | 1960-01-24 | 1960-11-25 |
| 1961 | 1961-01-01 | 1961-12-15 |
| 1962 | 1962-01-17 | 1962-11-18 |
| 1963 | 1963-01-01 | 1963-12-29 |
| 1964 | 1964-02-11 | 1964-10-18 |
| 1965 | 1965-11-16 | 1965-11-16 |
| 1966 | 1966-01-18 | 1966-12-19 |
| 1967 | 1967-01-04 | 1967-11-16 |
| 1968 | 1968-02-01 | 1968-12-02 |
| 1969 | 1969-02-24 | 1969-11-08 |
| 1970 | 1970-01-18 | 1970-12-20 |
| 1971 | 1971-01-02 | 1971-12-02 |
| 1972 | 1972-01-13 | 1972-11-02 |
| 1973 | 1973-02-01 | 1973-12-21 |
| 1974 | 1974-01-15 | 1974-11-08 |
| 1975 | 1975-01-25 | 1975-12-18 |
| 1976 | 1976-01-04 | 1976-12-25 |
| 1977 | 1977-01-12 | 1977-12-01 |
| 1978 | 1978-01-20 | 1978-12-22 |
| 1979 | 1979-01-19 | 1979-12-21 |
| 1980 | 1980-02-07 | 1980-11-30 |
| 1981 | 1981-01-11 | 1981-12-21 |
| 1982 | 1982-02-20 | 1982-11-15 |
| 1983 | 1983-03-01 | 1983-11-28 |
| 1984 | 1984-02-26 | 1984-10-18 |
| 1985 | 1985-02-01 | 1985-12-05 |
| 1986 | 1986-01-19 | 1986-12-05 |
| 1989 | 1989-01-01 | 1989-11-08 |
| 1990 | 1990-01-09 | 1990-12-22 |
| 1991 | 1991-01-07 | 1991-12-10 |
| 1992 | 1992-03-27 | 1992-11-08 |
| 1994 | 1994-01-10 | 1994-03-06 |
| 1995 | 1995-01-11 | 1995-12-17 |
| 1996 | 1996-01-18 | 1996-12-29 |
| 1997 | 1997-02-09 | 1997-10-31 |
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 | 70 | 28 | 1974 | 11 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 63 | 10 | 1974 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 17 | 3 | 1974 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 1973 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.
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).