Aruppukottai Threshold Days by Year (IN020101300)

4 fixed thresholds counted per year at Aruppukottai (IN020101300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aruppukottai Thresholds

Aruppukottai: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1940 with 36.
Aruppukottai: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1940 with 19.
Aruppukottai: days with 50 mm (1.97 in) or more of precipitation in 54 years, most in 1920 with 8.
Aruppukottai: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1917 with 2.
4 fixed thresholds have at least one qualifying day at Aruppukottai.

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

61 years with a qualifying day

Days per year at Aruppukottai with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 36 in 1940.

Days with 10 mm (0.39 in) or more of precipitation per year at Aruppukottai
Year	Days	Decade average
1910	30	24.4
1911	16	24.4
1912	27	24.4
1913	18	24.4
1914	23	24.4
1915	27	24.4
1916	22	24.4
1917	27	24.4
1918	27	24.4
1919	27	24.4
1920	32	25.3
1921	24	25.3
1922	30	25.3
1923	22	25.3
1924	27	25.3
1925	25	25.3
1926	15	25.3
1927	29	25.3
1928	24	25.3
1929	25	25.3
1930	28	23
1931	23	23
1932	29	23
1933	21	23
1934	23	23
1935	17	23
1936	22	23
1937	23	23
1938	20	23
1939	24	23
1940	36	27.7
1941	21	27.7
1942	24	27.7
1943	30	27.7
1944	32	27.7
1945	23	27.7
1946	34	27.7
1947	29	27.7
1948	19	27.7
1949	29	27.7
1950	17	23.1
1951	21	23.1
1952	17	23.1
1953	30	23.1
1954	29	23.1
1955	25	23.1
1956	21	23.1
1957	23	23.1
1958	22	23.1
1959	26	23.1
1960	25	24.9
1961	23	24.9
1962	29	24.9
1963	32	24.9
1964	20	24.9
1965	27	24.9
1966	29	24.9
1967	18	24.9
1968	23	24.9
1969	23	24.9
1970	27	27

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

First to last qualifying date each year at Aruppukottai
Year	First date	Last date
1910	1910-01-05	1910-11-17
1911	1911-04-14	1911-12-24
1912	1912-01-15	1912-12-18
1913	1913-04-17	1913-12-19
1914	1914-04-10	1914-12-05
1915	1915-02-07	1915-12-29
1916	1916-04-21	1916-11-20
1917	1917-01-01	1917-12-12
1918	1918-01-02	1918-12-19
1919	1919-01-05	1919-12-07
1920	1920-01-01	1920-11-25
1921	1921-01-13	1921-12-30
1922	1922-02-03	1922-12-02
1923	1923-01-11	1923-12-17
1924	1924-01-08	1924-12-21
1925	1925-01-14	1925-12-12
1926	1926-01-14	1926-10-19
1927	1927-02-12	1927-12-01
1928	1928-02-04	1928-12-28
1929	1929-01-31	1929-12-07
1930	1930-02-13	1930-12-03
1931	1931-01-06	1931-12-25
1932	1932-02-24	1932-12-13
1933	1933-04-09	1933-11-26
1934	1934-01-10	1934-12-13
1935	1935-04-03	1935-12-27
1936	1936-03-18	1936-12-19
1937	1937-02-22	1937-11-21
1938	1938-04-24	1938-12-27
1939	1939-01-12	1939-11-16
1940	1940-03-12	1940-12-13
1941	1941-01-08	1941-11-28
1942	1942-04-24	1942-12-21
1943	1943-01-03	1943-12-14
1944	1944-01-30	1944-12-13
1945	1945-04-01	1945-11-15
1946	1946-03-16	1946-12-18
1947	1947-01-28	1947-12-31
1948	1948-01-17	1948-12-29
1949	1949-01-01	1949-11-21
1950	1950-02-20	1950-12-13
1951	1951-01-16	1951-11-11
1952	1952-02-20	1952-11-18
1953	1953-02-22	1953-12-15
1954	1954-01-07	1954-12-14
1955	1955-03-04	1955-12-06
1956	1956-01-30	1956-12-27
1957	1957-04-14	1957-12-28
1958	1958-03-16	1958-12-05
1959	1959-02-02	1959-12-03
1960	1960-04-01	1960-11-24
1961	1961-01-07	1961-12-05
1962	1962-04-07	1962-11-26
1963	1963-01-08	1963-12-22
1964	1964-03-23	1964-12-24
1965	1965-04-01	1965-12-26
1966	1966-01-23	1966-12-07
1967	1967-03-24	1967-12-08
1968	1968-03-16	1968-12-20
1969	1969-04-06	1969-12-31
1970	1970-02-21	1970-12-12

Every Fixed Threshold

Fixed thresholds at Aruppukottai
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	61	36	1940	27
25 mm (0.98 in): Days with 25 mm or more rain	61	19	1940	9
50 mm (1.97 in): Days with 50 mm or more rain	54	8	1920	3
100 mm (3.94 in): Days with 100 mm or more rain	13	2	1917	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

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Data for Aruppukottai 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).

Aruppukottai Threshold Days by Year (IN020101300)

Key Facts for Aruppukottai Thresholds

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

Every Fixed Threshold

Download the Data

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