Tiruppathur Threshold Days by Year (IN020102500)

5 fixed thresholds counted per year at Tiruppathur (IN020102500): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tiruppathur Thresholds

Tiruppathur: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1967 with 46.
Tiruppathur: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1920 with 21.
Tiruppathur: days with 50 mm (1.97 in) or more of precipitation in 68 years, most in 1920 with 8.
Tiruppathur: days with 100 mm (3.94 in) or more of precipitation in 20 years, most in 1937 with 3.
5 fixed thresholds have at least one qualifying day at Tiruppathur.

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

70 years with a qualifying day

Days per year at Tiruppathur with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1967.

Days with 10 mm (0.39 in) or more of precipitation per year at Tiruppathur
Year	Days	Decade average
1901	28	29
1902	32	29
1903	30	29
1904	23	29
1905	29	29
1906	26	29
1907	34	29
1908	28	29
1909	31	29
1910	37	28
1911	23	28
1912	25	28
1913	31	28
1914	27	28
1915	28	28
1916	18	28
1917	38	28
1918	24	28
1919	29	28
1920	41	29.1
1921	39	29.1
1922	31	29.1
1923	26	29.1
1924	26	29.1
1925	19	29.1
1926	28	29.1
1927	23	29.1
1928	33	29.1
1929	25	29.1
1930	34	28.3
1931	35	28.3
1932	29	28.3
1933	28	28.3
1934	21	28.3
1935	21	28.3
1936	28	28.3
1937	25	28.3
1938	26	28.3
1939	36	28.3
1940	38	30.2
1941	36	30.2
1942	36	30.2
1943	32	30.2
1944	26	30.2
1945	25	30.2
1946	31	30.2
1947	24	30.2
1948	21	30.2
1949	33	30.2
1950	29	29.7
1951	27	29.7
1952	19	29.7
1953	26	29.7
1954	33	29.7
1955	30	29.7
1956	40	29.7
1957	34	29.7
1958	32	29.7
1959	27	29.7
1960	23	34.4
1961	32	34.4
1962	33	34.4
1963	36	34.4
1964	29	34.4
1965	44	34.4
1966	44	34.4
1967	46	34.4
1968	30	34.4
1969	27	34.4
1970	39	39

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

First to last qualifying date each year at Tiruppathur
Year	First date	Last date
1901	1901-03-16	1901-12-12
1902	1902-01-03	1902-12-06
1903	1903-01-06	1903-12-31
1904	1904-01-10	1904-12-18
1905	1905-04-11	1905-11-25
1906	1906-01-20	1906-12-28
1907	1907-04-03	1907-12-17
1908	1908-01-11	1908-10-30
1909	1909-01-01	1909-11-08
1910	1910-02-18	1910-11-16
1911	1911-04-13	1911-12-24
1912	1912-05-24	1912-12-19
1913	1913-05-09	1913-12-18
1914	1914-05-13	1914-12-04
1915	1915-01-17	1915-12-28
1916	1916-04-21	1916-12-09
1917	1917-02-21	1917-12-12
1918	1918-01-02	1918-12-19
1919	1919-05-17	1919-12-31
1920	1920-01-01	1920-11-29
1921	1921-01-10	1921-12-30
1922	1922-05-15	1922-12-02
1923	1923-01-11	1923-12-18
1924	1924-01-09	1924-11-27
1925	1925-03-14	1925-12-11
1926	1926-01-27	1926-12-31
1927	1927-01-07	1927-12-01
1928	1928-02-04	1928-12-28
1929	1929-01-08	1929-12-09
1930	1930-01-09	1930-12-31
1931	1931-01-06	1931-12-25
1932	1932-03-04	1932-12-01
1933	1933-04-09	1933-12-16
1934	1934-01-24	1934-11-28
1935	1935-01-21	1935-12-27
1936	1936-03-18	1936-12-19
1937	1937-03-14	1937-11-20
1938	1938-02-05	1938-12-27
1939	1939-01-12	1939-11-22
1940	1940-04-25	1940-11-29
1941	1941-01-06	1941-12-03
1942	1942-03-02	1942-12-21
1943	1943-01-02	1943-12-06
1944	1944-02-22	1944-12-13
1945	1945-02-25	1945-11-13
1946	1946-03-29	1946-12-16
1947	1947-02-20	1947-10-22
1948	1948-01-01	1948-11-18
1949	1949-01-02	1949-11-28
1950	1950-02-19	1950-12-22
1951	1951-01-09	1951-11-30
1952	1952-01-03	1952-12-13
1953	1953-04-18	1953-11-29
1954	1954-01-06	1954-12-10
1955	1955-01-09	1955-12-05
1956	1956-01-12	1956-12-28
1957	1957-04-25	1957-12-29
1958	1958-03-03	1958-12-04
1959	1959-02-03	1959-12-02
1960	1960-04-03	1960-12-10
1961	1961-01-11	1961-12-05
1962	1962-05-10	1962-12-03
1963	1963-01-07	1963-12-22
1964	1964-03-23	1964-12-24
1965	1965-04-15	1965-12-11
1966	1966-01-24	1966-12-22
1967	1967-03-23	1967-12-15
1968	1968-04-20	1968-12-18
1969	1969-02-09	1969-12-31
1970	1970-01-20	1970-12-12

Every Fixed Threshold

Fixed thresholds at Tiruppathur
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	46	1967	39
25 mm (0.98 in): Days with 25 mm or more rain	70	21	1920	13
50 mm (1.97 in): Days with 50 mm or more rain	68	8	1920	2
100 mm (3.94 in): Days with 100 mm or more rain	20	3	1937	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1955	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Tiruppathur 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).

Tiruppathur Threshold Days by Year (IN020102500)

Key Facts for Tiruppathur Thresholds

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

Every Fixed Threshold

Download the Data

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