Dordrecht - Tnk 14 Threshold Days by Year (SF001490820)

3 fixed thresholds counted per year at Dordrecht - Tnk 14 (SF001490820): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dordrecht - Tnk 14 Thresholds

Dordrecht - Tnk 14: days with 10 mm (0.39 in) or more of precipitation in 93 years, most in 1893 with 36.
Dordrecht - Tnk 14: days with 25 mm (0.98 in) or more of precipitation in 90 years, most in 1985 with 14.
Dordrecht - Tnk 14: days with 50 mm (1.97 in) or more of precipitation in 40 years, most in 1892 with 4.
3 fixed thresholds have at least one qualifying day at Dordrecht - Tnk 14.

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

93 years with a qualifying day

Days per year at Dordrecht - Tnk 14 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 36 in 1893.

Days with 10 mm (0.39 in) or more of precipitation per year at Dordrecht - Tnk 14
Year	Days	Decade average
1879	20	20
1880	22	19
1881	25	19
1882	21	19
1883	15	19
1884	20	19
1885	15	19
1889	15	19
1890	22	29.3
1891	34	29.3
1892	25	29.3
1893	36	29.3
1901	21	18.1
1902	17	18.1
1903	9	18.1
1904	13	18.1
1905	25	18.1
1906	21	18.1
1907	26	18.1
1908	13	18.1
1910	24	18.9
1912	19	18.9
1914	20	18.9
1915	12	18.9
1916	19	18.9
1917	27	18.9
1918	17	18.9
1919	13	18.9
1921	22	21.1
1922	17	21.1
1923	21	21.1
1925	21	21.1
1926	28	21.1
1927	16	21.1
1928	15	21.1
1929	29	21.1
1930	21	18.1
1931	22	18.1
1932	12	18.1
1933	13	18.1
1934	18	18.1
1935	17	18.1
1936	17	18.1
1937	19	18.1
1938	24	18.1
1939	18	18.1
1940	19	18.4
1941	15	18.4
1942	27	18.4
1943	25	18.4
1944	11	18.4
1945	18	18.4
1946	16	18.4
1947	23	18.4
1948	21	18.4
1949	9	18.4
1950	24	20.4
1951	19	20.4
1952	21	20.4
1953	16	20.4
1954	19	20.4
1955	20	20.4
1956	25	20.4
1957	24	20.4
1958	16	20.4
1959	20	20.4
1960	35	19.8
1961	25	19.8
1962	21	19.8
1963	23	19.8
1964	13	19.8
1965	17	19.8
1966	17	19.8
1967	19	19.8
1968	9	19.8
1969	19	19.8
1970	21	22.8
1971	15	22.8
1972	22	22.8
1973	14	22.8
1974	31	22.8
1975	21	22.8
1976	33	22.8
1977	27	22.8
1978	21	22.8
1979	23	22.8
1980	15	23
1981	30	23
1982	20	23
1983	16	23
1984	19	23
1985	34	23
1986	27	23

For each year, a bar from the first to the last day at Dordrecht - Tnk 14 meeting 10 mm (0.39 in).

First to last qualifying date each year at Dordrecht - Tnk 14
Year	First date	Last date
1879	1879-01-08	1879-12-30
1880	1880-01-08	1880-12-25
1881	1881-01-09	1881-12-31
1882	1882-01-19	1882-12-21
1883	1883-01-06	1883-12-24
1884	1884-01-07	1884-10-22
1885	1885-01-02	1885-12-27
1889	1889-01-05	1889-12-20
1890	1890-01-08	1890-12-27
1891	1891-01-04	1891-12-21
1892	1892-01-20	1892-12-18
1893	1893-01-02	1893-12-31
1901	1901-02-05	1901-12-19
1902	1902-01-12	1902-12-19
1903	1903-02-05	1903-12-27
1904	1904-01-09	1904-12-31
1905	1905-01-13	1905-12-29
1906	1906-01-18	1906-12-29
1907	1907-01-06	1907-12-31
1908	1908-01-01	1908-12-22
1910	1910-01-06	1910-12-31
1912	1912-01-04	1912-12-30
1914	1914-01-11	1914-12-23
1915	1915-01-13	1915-11-24
1916	1916-01-04	1916-12-21
1917	1917-01-14	1917-12-30
1918	1918-01-10	1918-12-08
1919	1919-02-16	1919-12-28
1921	1921-01-24	1921-12-29
1922	1922-01-07	1922-12-19
1923	1923-01-06	1923-12-17
1925	1925-01-20	1925-12-06
1926	1926-01-10	1926-12-26
1927	1927-01-21	1927-12-28
1928	1928-01-04	1928-12-25
1929	1929-01-15	1929-12-29
1930	1930-01-09	1930-12-29
1931	1931-01-12	1931-12-31
1932	1932-01-24	1932-11-21
1933	1933-01-02	1933-12-29
1934	1934-01-02	1934-12-12
1935	1935-01-14	1935-12-18
1936	1936-01-17	1936-12-05
1937	1937-01-06	1937-12-16
1938	1938-01-21	1938-12-09
1939	1939-01-01	1939-12-17
1940	1940-01-16	1940-12-21
1941	1941-01-19	1941-10-26
1942	1942-01-03	1942-12-13
1943	1943-01-06	1943-12-10
1944	1944-01-14	1944-10-22
1945	1945-01-06	1945-12-30
1946	1946-01-09	1946-11-26
1947	1947-01-14	1947-12-29
1948	1948-01-02	1948-11-17
1949	1949-02-22	1949-12-18
1950	1950-01-05	1950-12-28
1951	1951-01-01	1951-12-11
1952	1952-01-29	1952-12-15
1953	1953-02-02	1953-12-29
1954	1954-01-24	1954-12-14
1955	1955-01-03	1955-12-17
1956	1956-01-22	1956-12-12
1957	1957-01-14	1957-12-29
1958	1958-01-07	1958-12-23
1959	1959-02-05	1959-12-21
1960	1960-01-17	1960-12-28
1961	1961-01-14	1961-12-16
1962	1962-01-05	1962-12-27
1963	1963-01-04	1963-12-08
1964	1964-01-10	1964-12-27
1965	1965-01-15	1965-12-16
1966	1966-01-11	1966-12-30
1967	1967-01-01	1967-11-16
1968	1968-01-08	1968-12-09
1969	1969-01-09	1969-11-20
1970	1970-01-17	1970-12-25
1971	1971-01-10	1971-12-29
1972	1972-01-01	1972-12-08
1973	1973-01-05	1973-12-23
1974	1974-01-08	1974-12-17
1975	1975-01-22	1975-12-22
1976	1976-01-05	1976-11-03
1977	1977-01-08	1977-12-30
1978	1978-01-07	1978-12-08
1979	1979-01-26	1979-12-22
1980	1980-01-17	1980-12-26
1981	1981-01-18	1981-12-22
1982	1982-01-04	1982-11-16
1983	1983-01-17	1983-12-29
1984	1984-01-05	1984-12-12
1985	1985-01-13	1985-12-20
1986	1986-01-03	1986-12-29

Every Fixed Threshold

Fixed thresholds at Dordrecht - Tnk 14
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	93	36	1893	27
25 mm (0.98 in): Days with 25 mm or more rain	90	14	1985	8
50 mm (1.97 in): Days with 50 mm or more rain	40	4	1892	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1879.

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Data for Dordrecht - Tnk 14 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).

Dordrecht - Tnk 14 Threshold Days by Year (SF001490820)

Key Facts for Dordrecht - Tnk 14 Thresholds

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

Every Fixed Threshold

Download the Data

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