Valangiman Threshold Days by Year (IN020120301)

5 fixed thresholds counted per year at Valangiman (IN020120301): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Valangiman Thresholds

Valangiman: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1920 with 44.
Valangiman: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1966 with 23.
Valangiman: days with 50 mm (1.97 in) or more of precipitation in 65 years, most in 1913 with 11.
Valangiman: days with 100 mm (3.94 in) or more of precipitation in 34 years, most in 1903 with 3.
5 fixed thresholds have at least one qualifying day at Valangiman.

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

66 years with a qualifying day

Days per year at Valangiman with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1920.

Days with 10 mm (0.39 in) or more of precipitation per year at Valangiman
Year	Days	Decade average
1903	33	27.6
1904	23	27.6
1905	30	27.6
1906	30	27.6
1907	32	27.6
1908	20	27.6
1909	25	27.6
1910	27	30.5
1911	32	30.5
1912	23	30.5
1913	40	30.5
1914	38	30.5
1915	34	30.5
1916	27	30.5
1917	26	30.5
1918	28	30.5
1919	30	30.5
1920	44	32
1921	30	32
1922	33	32
1923	33	32
1924	22	32
1925	41	32
1926	26	32
1927	23	32
1928	41	32
1929	27	32
1930	30	29.4
1931	33	29.4
1932	35	29.4
1933	26	29.4
1934	20	29.4
1935	37	29.4
1936	28	29.4
1937	34	29.4
1938	25	29.4
1939	26	29.4
1940	27	29.2
1941	37	29.2
1942	22	29.2
1943	37	29.2
1945	20	29.2
1946	39	29.2
1947	26	29.2
1948	26	29.2
1949	29	29.2
1950	29	26.9
1951	22	26.9
1952	23	26.9
1953	20	26.9
1954	32	26.9
1955	35	26.9
1956	28	26.9
1957	32	26.9
1958	27	26.9
1959	21	26.9
1960	32	30.4
1961	28	30.4
1963	37	30.4
1964	22	30.4
1965	33	30.4
1966	38	30.4
1967	29	30.4
1968	32	30.4
1969	23	30.4
1970	36	36

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

First to last qualifying date each year at Valangiman
Year	First date	Last date
1903	1903-01-04	1903-12-31
1904	1904-01-01	1904-12-19
1905	1905-05-16	1905-11-26
1906	1906-01-16	1906-12-27
1907	1907-04-28	1907-12-20
1908	1908-02-24	1908-12-31
1909	1909-01-01	1909-12-30
1910	1910-02-03	1910-11-24
1911	1911-04-16	1911-12-25
1912	1912-05-03	1912-11-23
1913	1913-04-17	1913-12-20
1914	1914-04-10	1914-12-07
1915	1915-02-27	1915-12-27
1916	1916-05-30	1916-12-03
1917	1917-01-12	1917-12-22
1918	1918-01-02	1918-12-12
1919	1919-04-25	1919-12-31
1920	1920-01-01	1920-12-18
1921	1921-01-10	1921-12-29
1922	1922-01-10	1922-11-30
1923	1923-01-11	1923-12-31
1924	1924-01-08	1924-12-20
1925	1925-01-12	1925-12-12
1926	1926-01-26	1926-11-20
1927	1927-01-07	1927-12-24
1928	1928-01-05	1928-12-29
1929	1929-01-11	1929-12-25
1930	1930-01-06	1930-12-25
1931	1931-01-06	1931-12-25
1932	1932-03-04	1932-12-17
1933	1933-03-12	1933-12-17
1934	1934-01-10	1934-11-30
1935	1935-01-08	1935-12-27
1936	1936-02-04	1936-12-19
1937	1937-03-14	1937-12-10
1938	1938-02-07	1938-12-27
1939	1939-01-11	1939-11-20
1940	1940-04-29	1940-12-12
1941	1941-01-07	1941-12-22
1942	1942-04-04	1942-12-20
1943	1943-01-02	1943-12-29
1945	1945-02-24	1945-11-13
1946	1946-01-21	1946-12-27
1947	1947-01-01	1947-11-21
1948	1948-01-01	1948-12-09
1949	1949-05-13	1949-11-28
1950	1950-01-10	1950-12-14
1951	1951-05-22	1951-12-01
1952	1952-01-29	1952-12-25
1953	1953-01-08	1953-11-29
1954	1954-01-04	1954-12-27
1955	1955-01-08	1955-12-06
1956	1956-01-13	1956-12-26
1957	1957-02-03	1957-12-30
1958	1958-03-16	1958-12-05
1959	1959-01-15	1959-12-20
1960	1960-01-23	1960-12-09
1961	1961-01-05	1961-12-05
1963	1963-01-08	1963-12-22
1964	1964-05-14	1964-12-26
1965	1965-04-22	1965-12-27
1966	1966-01-31	1966-12-21
1967	1967-03-24	1967-12-15
1968	1968-03-28	1968-12-20
1969	1969-02-08	1969-12-31
1970	1970-01-01	1970-12-28

Every Fixed Threshold

Fixed thresholds at Valangiman
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	66	44	1920	36
25 mm (0.98 in): Days with 25 mm or more rain	66	23	1966	14
50 mm (1.97 in): Days with 50 mm or more rain	65	11	1913	5
100 mm (3.94 in): Days with 100 mm or more rain	34	3	1903	1
200 mm (7.87 in): Days with 200 mm or more rain	4	1	1920	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

Data for Valangiman 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).

Valangiman Threshold Days by Year (IN020120301)

Key Facts for Valangiman Thresholds

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

Every Fixed Threshold

Download the Data

Related