Arukutty Threshold Days by Year

5 fixed thresholds counted per year at Arukutty (IN010010400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arukutty Thresholds

Arukutty: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1919 with 118.
Arukutty: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 1933 with 61.
Arukutty: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1907 with 32.
Arukutty: days with 100 mm (3.94 in) or more of precipitation in 56 years, most in 1907 with 9.
5 fixed thresholds have at least one qualifying day at Arukutty.

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

60 years with a qualifying day

Days per year at Arukutty with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 118 in 1919.

Days with 10 mm (0.39 in) or more of precipitation per year at Arukutty
Year	Days	Decade average
1905	69	85.4
1906	77	85.4
1907	103	85.4
1908	92	85.4
1909	86	85.4
1910	95	92.4
1911	91	92.4
1912	97	92.4
1913	68	92.4
1914	94	92.4
1915	97	92.4
1916	94	92.4
1917	94	92.4
1918	76	92.4
1919	118	92.4
1920	84	86.2
1921	89	86.2
1922	98	86.2
1923	95	86.2
1924	96	86.2
1925	90	86.2
1926	80	86.2
1927	79	86.2
1928	75	86.2
1929	76	86.2
1930	88	87.4
1931	88	87.4
1932	101	87.4
1933	118	87.4
1934	67	87.4
1935	82	87.4
1936	86	87.4
1937	86	87.4
1938	70	87.4
1939	88	87.4
1940	90	84.4
1941	86	84.4
1942	82	84.4
1943	92	84.4
1944	73	84.4
1945	68	84.4
1946	93	84.4
1947	91	84.4
1948	84	84.4
1949	85	84.4
1950	101	85.2
1951	76	85.2
1952	73	85.2
1953	81	85.2
1954	81	85.2
1955	103	85.2
1956	83	85.2
1957	83	85.2
1958	80	85.2
1959	91	85.2
1960	98	82.4
1965	79	82.4
1966	69	82.4
1967	75	82.4
1968	91	82.4

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

First to last qualifying date each year at Arukutty
Year	First date	Last date
1905	1905-02-23	1905-11-25
1906	1906-01-17	1906-12-20
1907	1907-01-09	1907-12-21
1908	1908-01-18	1908-11-03
1909	1909-01-01	1909-11-25
1910	1910-02-19	1910-11-18
1911	1911-02-03	1911-12-25
1912	1912-02-17	1912-12-02
1913	1913-02-23	1913-12-08
1914	1914-02-25	1914-12-12
1915	1915-01-18	1915-11-30
1916	1916-02-21	1916-12-06
1917	1917-01-03	1917-12-11
1918	1918-01-14	1918-12-13
1919	1919-01-11	1919-12-29
1920	1920-01-03	1920-11-23
1921	1921-01-02	1921-11-18
1922	1922-03-27	1922-11-18
1923	1923-03-03	1923-12-16
1924	1924-02-08	1924-12-08
1925	1925-03-16	1925-12-11
1926	1926-01-04	1926-11-11
1927	1927-03-09	1927-11-04
1928	1928-01-25	1928-11-06
1929	1929-01-27	1929-12-08
1930	1930-03-29	1930-12-02
1931	1931-03-15	1931-12-29
1932	1932-04-04	1932-12-06
1933	1933-03-12	1933-12-26
1934	1934-01-25	1934-11-30
1935	1935-01-16	1935-12-10
1936	1936-02-06	1936-12-18
1937	1937-02-01	1937-12-22
1938	1938-02-04	1938-12-27
1939	1939-03-26	1939-11-18
1940	1940-04-11	1940-12-05
1941	1941-01-28	1941-12-13
1942	1942-03-02	1942-12-23
1943	1943-01-04	1943-11-19
1944	1944-02-16	1944-12-14
1945	1945-02-27	1945-12-22
1946	1946-03-16	1946-12-17
1947	1947-01-26	1947-12-18
1948	1948-01-18	1948-12-03
1949	1949-04-06	1949-11-19
1950	1950-02-20	1950-11-16
1951	1951-03-08	1951-12-01
1952	1952-02-08	1952-11-03
1953	1953-03-06	1953-12-27
1954	1954-01-28	1954-12-21
1955	1955-02-19	1955-11-26
1956	1956-02-09	1956-11-21
1957	1957-02-16	1957-11-30
1958	1958-02-02	1958-11-23
1959	1959-04-04	1959-12-20
1960	1960-03-10	1960-12-05
1965	1965-01-05	1965-12-25
1966	1966-03-05	1966-12-07
1967	1967-03-19	1967-12-30
1968	1968-01-29	1968-12-30

Every Fixed Threshold

Fixed thresholds at Arukutty
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	60	118	1919	91
25 mm (0.98 in): Days with 25 mm or more rain	60	61	1933	47
50 mm (1.97 in): Days with 50 mm or more rain	60	32	1907	16
100 mm (3.94 in): Days with 100 mm or more rain	56	9	1907	6
200 mm (7.87 in): Days with 200 mm or more rain	6	1	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 1905.

Download the Data

Data for Arukutty 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).

Arukutty Threshold Days by Year

Key Facts for Arukutty Thresholds

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

Every Fixed Threshold

Download the Data

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