Ottapidaram Threshold Days by Year (IN020140300)

4 fixed thresholds counted per year at Ottapidaram (IN020140300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ottapidaram Thresholds

Ottapidaram: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1902 with 34.
Ottapidaram: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1902 with 16.
Ottapidaram: days with 50 mm (1.97 in) or more of precipitation in 57 years, most in 1912 with 8.
Ottapidaram: days with 100 mm (3.94 in) or more of precipitation in 14 years, most in 1918 with 2.
4 fixed thresholds have at least one qualifying day at Ottapidaram.

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

68 years with a qualifying day

Days per year at Ottapidaram with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1902.

Days with 10 mm (0.39 in) or more of precipitation per year at Ottapidaram
Year	Days	Decade average
1901	22	21.3
1902	34	21.3
1903	24	21.3
1904	14	21.3
1905	20	21.3
1906	24	21.3
1907	21	21.3
1908	14	21.3
1909	19	21.3
1910	17	19
1911	18	19
1912	18	19
1913	16	19
1914	30	19
1915	12	19
1916	11	19
1917	30	19
1918	24	19
1919	14	19
1920	33	21.3
1921	23	21.3
1922	16	21.3
1923	16	21.3
1924	20	21.3
1925	20	21.3
1926	16	21.3
1927	24	21.3
1928	17	21.3
1929	28	21.3
1930	22	20.1
1931	16	20.1
1932	25	20.1
1933	14	20.1
1934	15	20.1
1935	16	20.1
1936	26	20.1
1937	22	20.1
1938	26	20.1
1939	19	20.1
1940	32	16.8
1941	18	16.8
1942	23	16.8
1943	8	16.8
1944	11	16.8
1945	17	16.8
1946	21	16.8
1947	18	16.8
1948	9	16.8
1949	11	16.8
1950	10	13.5
1951	14	13.5
1952	12	13.5
1953	9	13.5
1954	18	13.5
1955	18	13.5
1956	16	13.5
1957	14	13.5
1958	14	13.5
1959	10	13.5
1960	23	19
1961	11	19
1962	21	19
1963	28	19
1964	15	19
1966	22	19
1967	16	19
1968	16	19
1970	18	18

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

First to last qualifying date each year at Ottapidaram
Year	First date	Last date
1901	1901-01-22	1901-12-11
1902	1902-01-03	1902-12-07
1903	1903-01-06	1903-12-21
1904	1904-01-02	1904-12-21
1905	1905-04-10	1905-11-24
1906	1906-01-17	1906-12-20
1907	1907-03-22	1907-12-17
1908	1908-03-21	1908-12-26
1909	1909-01-19	1909-12-08
1910	1910-04-03	1910-11-18
1911	1911-09-01	1911-12-24
1912	1912-04-28	1912-12-19
1913	1913-04-17	1913-12-18
1914	1914-03-07	1914-12-23
1915	1915-02-07	1915-11-29
1916	1916-05-21	1916-11-16
1917	1917-01-01	1917-12-12
1918	1918-01-03	1918-12-18
1919	1919-01-05	1919-12-06
1920	1920-01-01	1920-11-25
1921	1921-01-14	1921-12-30
1922	1922-01-11	1922-12-01
1923	1923-01-11	1923-12-17
1924	1924-01-07	1924-12-08
1925	1925-03-11	1925-12-28
1926	1926-01-26	1926-12-08
1927	1927-01-05	1927-11-30
1928	1928-02-05	1928-12-28
1929	1929-01-30	1929-12-08
1930	1930-01-19	1930-11-18
1931	1931-01-06	1931-12-25
1932	1932-02-27	1932-12-12
1933	1933-04-05	1933-11-10
1934	1934-01-14	1934-10-29
1935	1935-01-23	1935-12-27
1936	1936-02-05	1936-12-19
1937	1937-02-19	1937-12-03
1938	1938-02-04	1938-12-28
1939	1939-01-25	1939-11-23
1940	1940-04-25	1940-12-14
1941	1941-04-10	1941-12-18
1942	1942-04-08	1942-12-24
1943	1943-01-03	1943-04-12
1944	1944-09-16	1944-12-13
1945	1945-03-11	1945-11-27
1946	1946-03-16	1946-12-16
1947	1947-01-07	1947-12-16
1948	1948-01-31	1948-11-17
1949	1949-05-15	1949-11-08
1950	1950-02-20	1950-11-10
1951	1951-04-15	1951-11-28
1952	1952-01-07	1952-11-19
1953	1953-04-24	1953-11-27
1954	1954-01-11	1954-12-28
1955	1955-01-09	1955-12-06
1956	1956-01-12	1956-12-27
1957	1957-05-14	1957-12-30
1958	1958-04-04	1958-11-26
1959	1959-05-01	1959-11-12
1960	1960-02-23	1960-11-24
1961	1961-01-11	1961-12-05
1962	1962-02-24	1962-12-04
1963	1963-01-09	1963-12-02
1964	1964-01-25	1964-11-22
1966	1966-03-03	1966-12-12
1967	1967-03-21	1967-12-15
1968	1968-03-15	1968-11-08
1970	1970-02-23	1970-12-11

Every Fixed Threshold

Fixed thresholds at Ottapidaram
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	68	34	1902	18
25 mm (0.98 in): Days with 25 mm or more rain	68	16	1902	7
50 mm (1.97 in): Days with 50 mm or more rain	57	8	1912	1
100 mm (3.94 in): Days with 100 mm or more rain	14	2	1918	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 Ottapidaram 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).

Ottapidaram Threshold Days by Year (IN020140300)

Key Facts for Ottapidaram Thresholds

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

Every Fixed Threshold

Download the Data

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