Caledon (Pol) Threshold Days by Year (SF000067330)

4 fixed thresholds counted per year at Caledon (Pol) (SF000067330): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Caledon (Pol) Thresholds

Caledon (Pol): days with 10 mm (0.39 in) or more of precipitation in 110 years, most in 1905 with 28.
Caledon (Pol): days with 25 mm (0.98 in) or more of precipitation in 102 years, most in 1957 with 9.
Caledon (Pol): days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1906 with 2.
Caledon (Pol): days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1906 with 2.
4 fixed thresholds have at least one qualifying day at Caledon (Pol).

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

110 years with a qualifying day

Days per year at Caledon (Pol) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1905.

Days with 10 mm (0.39 in) or more of precipitation per year at Caledon (Pol)
Year	Days	Decade average
1878	21	16.5
1879	12	16.5
1880	22	14.6
1881	12	14.6
1882	11	14.6
1883	11	14.6
1884	15	14.6
1885	13	14.6
1886	17	14.6
1887	12	14.6
1888	23	14.6
1889	10	14.6
1890	18	14.7
1891	17	14.7
1892	21	14.7
1893	19	14.7
1894	17	14.7
1895	11	14.7
1896	10	14.7
1897	8	14.7
1899	11	14.7
1900	21	18.1
1901	18	18.1
1902	22	18.1
1903	19	18.1
1904	10	18.1
1905	28	18.1
1906	19	18.1
1907	10	18.1
1908	17	18.1
1909	17	18.1
1911	12	15.7
1912	16	15.7
1913	12	15.7
1914	15	15.7
1915	15	15.7
1916	16	15.7
1917	24	15.7
1918	16	15.7
1919	15	15.7
1920	19	15.4
1922	19	15.4
1923	18	15.4
1924	14	15.4
1925	18	15.4
1926	13	15.4
1927	12	15.4
1928	12	15.4
1929	14	15.4
1930	15	15.8
1931	20	15.8
1932	13	15.8
1933	17	15.8
1934	14	15.8
1935	12	15.8
1936	15	15.8
1937	17	15.8
1938	20	15.8
1939	15	15.8
1940	13	17.3
1941	23	17.3
1942	17	17.3
1943	19	17.3
1944	18	17.3
1945	23	17.3
1946	18	17.3
1947	14	17.3
1948	13	17.3
1949	15	17.3
1950	17	19.5
1951	22	19.5
1952	20	19.5
1953	15	19.5
1954	21	19.5
1955	17	19.5
1956	19	19.5
1957	27	19.5
1958	15	19.5
1959	22	19.5
1960	10	15.6
1961	12	15.6
1962	26	15.6
1963	13	15.6
1964	22	15.6
1965	13	15.6
1966	16	15.6
1967	17	15.6
1969	11	15.6
1970	18	16.9
1971	17	16.9
1972	19	16.9
1973	10	16.9
1974	15	16.9
1975	17	16.9
1976	24	16.9
1977	25	16.9
1978	11	16.9
1979	13	16.9
1980	12	15.5
1981	23	15.5
1982	14	15.5
1983	17	15.5
1984	11	15.5
1985	16	15.5
1986	14	15.5
1987	13	15.5
1988	15	15.5
1989	20	15.5
1990	16	16.5
1991	17	16.5

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

First to last qualifying date each year at Caledon (Pol)
Year	First date	Last date
1878	1878-03-22	1878-10-18
1879	1879-04-10	1879-11-07
1880	1880-02-10	1880-11-23
1881	1881-03-16	1881-09-19
1882	1882-02-24	1882-12-21
1883	1883-01-19	1883-08-20
1884	1884-01-23	1884-11-16
1885	1885-02-12	1885-11-04
1886	1886-02-27	1886-10-17
1887	1887-03-03	1887-11-12
1888	1888-03-23	1888-11-09
1889	1889-04-12	1889-09-23
1890	1890-02-08	1890-12-10
1891	1891-04-27	1891-09-12
1892	1892-01-23	1892-12-14
1893	1893-04-10	1893-11-19
1894	1894-01-01	1894-11-20
1895	1895-01-04	1895-09-13
1896	1896-03-20	1896-11-02
1897	1897-03-13	1897-09-08
1899	1899-02-02	1899-11-02
1900	1900-01-09	1900-12-19
1901	1901-01-15	1901-11-21
1902	1902-02-11	1902-10-30
1903	1903-01-24	1903-11-12
1904	1904-01-10	1904-10-27
1905	1905-06-06	1905-10-20
1906	1906-03-16	1906-12-21
1907	1907-04-02	1907-12-31
1908	1908-04-03	1908-10-28
1909	1909-01-02	1909-12-26
1911	1911-01-06	1911-09-28
1912	1912-01-12	1912-11-23
1913	1913-04-18	1913-09-28
1914	1914-01-21	1914-11-06
1915	1915-02-16	1915-11-14
1916	1916-01-18	1916-12-18
1917	1917-01-05	1917-11-29
1918	1918-02-04	1918-10-07
1919	1919-01-13	1919-10-17
1920	1920-05-01	1920-12-25
1922	1922-01-11	1922-11-04
1923	1923-04-19	1923-11-24
1924	1924-02-25	1924-11-14
1925	1925-01-12	1925-10-22
1926	1926-05-10	1926-11-27
1927	1927-03-13	1927-12-10
1928	1928-01-25	1928-12-20
1929	1929-03-24	1929-12-28
1930	1930-01-26	1930-11-29
1931	1931-01-14	1931-12-30
1932	1932-01-15	1932-12-07
1933	1933-04-11	1933-11-08
1934	1934-02-11	1934-11-18
1935	1935-04-21	1935-11-15
1936	1936-01-02	1936-12-03
1937	1937-03-28	1937-12-20
1938	1938-01-05	1938-12-30
1939	1939-02-07	1939-12-25
1940	1940-02-09	1940-11-09
1941	1941-04-04	1941-12-22
1942	1942-01-22	1942-12-04
1943	1943-01-20	1943-11-09
1944	1944-03-03	1944-10-11
1945	1945-04-28	1945-11-11
1946	1946-02-15	1946-12-23
1947	1947-02-07	1947-11-08
1948	1948-03-02	1948-12-20
1949	1949-04-23	1949-12-18
1950	1950-04-18	1950-12-06
1951	1951-01-11	1951-11-24
1952	1952-01-30	1952-11-17
1953	1953-02-24	1953-11-08
1954	1954-02-10	1954-08-26
1955	1955-01-26	1955-11-30
1956	1956-02-23	1956-12-26
1957	1957-02-20	1957-10-02
1958	1958-02-18	1958-11-11
1959	1959-01-11	1959-10-30
1960	1960-01-03	1960-12-18
1961	1961-01-15	1961-10-22
1962	1962-01-18	1962-11-16
1963	1963-04-01	1963-12-07
1964	1964-03-22	1964-11-20
1965	1965-02-16	1965-12-16
1966	1966-01-07	1966-09-14
1967	1967-02-15	1967-08-17
1969	1969-01-21	1969-11-21
1970	1970-01-31	1970-12-05
1971	1971-02-15	1971-12-11
1972	1972-01-09	1972-11-03
1973	1973-01-23	1973-12-05
1974	1974-02-08	1974-11-08
1975	1975-01-31	1975-11-29
1976	1976-03-07	1976-12-29
1977	1977-01-20	1977-12-30
1978	1978-06-10	1978-10-31
1979	1979-01-11	1979-10-21
1980	1980-01-04	1980-12-20
1981	1981-01-23	1981-10-15
1982	1982-03-26	1982-09-13
1983	1983-02-01	1983-12-16
1984	1984-02-18	1984-12-04
1985	1985-02-07	1985-11-07
1986	1986-02-22	1986-10-06
1987	1987-04-14	1987-09-30
1988	1988-02-23	1988-10-28
1989	1989-01-20	1989-11-17
1990	1990-02-20	1990-12-24
1991	1991-01-07	1991-10-29

Every Fixed Threshold

Fixed thresholds at Caledon (Pol)
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	110	28	1905	17
25 mm (0.98 in): Days with 25 mm or more rain	102	9	1957	4
50 mm (1.97 in): Days with 50 mm or more rain	31	2	1906	1
100 mm (3.94 in): Days with 100 mm or more rain	4	2	1906	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1878.

Download the Data

Data for Caledon (Pol) 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).

Caledon (Pol) Threshold Days by Year (SF000067330)

Key Facts for Caledon (Pol) Thresholds

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

Every Fixed Threshold

Download the Data

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