Athipettu Threshold Days by Year

5 fixed thresholds counted per year at Athipettu (IN020040500): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Athipettu Thresholds

Athipettu: days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1930 with 49.
Athipettu: days with 25 mm (0.98 in) or more of precipitation in 64 years, most in 1921 with 30.
Athipettu: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1946 with 18.
Athipettu: days with 100 mm (3.94 in) or more of precipitation in 48 years, most in 1946 with 9.
5 fixed thresholds have at least one qualifying day at Athipettu.

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

64 years with a qualifying day

Days per year at Athipettu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1930.

Days with 10 mm (0.39 in) or more of precipitation per year at Athipettu
Year	Days	Decade average
1901	34	26.1
1902	31	26.1
1903	38	26.1
1904	14	26.1
1905	24	26.1
1906	29	26.1
1907	18	26.1
1908	27	26.1
1909	20	26.1
1910	26	27.9
1911	21	27.9
1912	26	27.9
1913	32	27.9
1914	26	27.9
1915	21	27.9
1916	31	27.9
1917	32	27.9
1918	33	27.9
1919	31	27.9
1920	30	29.2
1921	40	29.2
1922	30	29.2
1923	21	29.2
1924	19	29.2
1925	38	29.2
1926	28	29.2
1927	26	29.2
1928	25	29.2
1929	35	29.2
1930	49	29.3
1931	35	29.3
1932	22	29.3
1933	26	29.3
1934	28	29.3
1935	24	29.3
1936	31	29.3
1937	33	29.3
1938	16	29.3
1939	29	29.3
1940	33	28.4
1941	32	28.4
1942	18	28.4
1943	32	28.4
1944	34	28.4
1945	27	28.4
1946	45	28.4
1947	24	28.4
1948	19	28.4
1949	20	28.4
1950	24	22.5
1951	18	22.5
1952	20	22.5
1953	25	22.5
1954	26	22.5
1955	25	22.5
1956	24	22.5
1957	22	22.5
1958	18	22.5
1959	23	22.5
1960	26	32.2
1961	35	32.2
1962	38	32.2
1963	30	32.2
1964	32	32.2

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

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

Every Fixed Threshold

Fixed thresholds at Athipettu
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	64	49	1930	32
25 mm (0.98 in): Days with 25 mm or more rain	64	30	1921	14
50 mm (1.97 in): Days with 50 mm or more rain	63	18	1946	6
100 mm (3.94 in): Days with 100 mm or more rain	48	9	1946	3
200 mm (7.87 in): Days with 200 mm or more rain	9	2	1913	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 Athipettu 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Athipettu Threshold Days by Year

Key Facts for Athipettu Thresholds

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

Every Fixed Threshold

Download the Data

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