Nidamangalam Threshold Days by Year

5 fixed thresholds counted per year at Nidamangalam (IN020121301): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nidamangalam Thresholds

Nidamangalam: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1903 with 45.
Nidamangalam: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1920 with 26.
Nidamangalam: days with 50 mm (1.97 in) or more of precipitation in 69 years, most in 1919 with 11.
Nidamangalam: days with 100 mm (3.94 in) or more of precipitation in 39 years, most in 1909 with 3.
5 fixed thresholds have at least one qualifying day at Nidamangalam.

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

69 years with a qualifying day

Days per year at Nidamangalam with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 45 in 1903.

Days with 10 mm (0.39 in) or more of precipitation per year at Nidamangalam
Year	Days	Decade average
1901	27	28.7
1902	42	28.7
1903	45	28.7
1904	20	28.7
1905	26	28.7
1906	26	28.7
1907	33	28.7
1908	17	28.7
1909	22	28.7
1910	21	31.4
1911	36	31.4
1912	26	31.4
1913	38	31.4
1914	34	31.4
1915	36	31.4
1916	25	31.4
1917	32	31.4
1918	31	31.4
1919	35	31.4
1920	41	31.1
1921	32	31.1
1922	28	31.1
1923	38	31.1
1924	27	31.1
1925	32	31.1
1926	28	31.1
1927	19	31.1
1928	34	31.1
1929	32	31.1
1930	28	29.5
1931	40	29.5
1932	31	29.5
1933	26	29.5
1934	21	29.5
1935	31	29.5
1936	30	29.5
1937	33	29.5
1938	25	29.5
1939	30	29.5
1940	26	28.5
1941	37	28.5
1942	28	28.5
1943	29	28.5
1944	34	28.5
1945	19	28.5
1946	35	28.5
1947	23	28.5
1948	28	28.5
1949	26	28.5
1950	29	27.2
1951	18	27.2
1952	24	27.2
1953	29	27.2
1954	29	27.2
1955	35	27.2
1956	28	27.2
1957	24	27.2
1958	23	27.2
1959	33	27.2
1960	32	32.6
1961	28	32.6
1963	45	32.6
1964	23	32.6
1965	30	32.6
1966	42	32.6
1967	38	32.6
1968	31	32.6
1969	24	32.6
1970	30	30

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

First to last qualifying date each year at Nidamangalam
Year	First date	Last date
1901	1901-02-17	1901-12-10
1902	1902-01-03	1902-12-11
1903	1903-01-04	1903-12-31
1904	1904-01-02	1904-12-19
1905	1905-05-16	1905-11-24
1906	1906-01-16	1906-12-27
1907	1907-04-03	1907-12-20
1908	1908-02-24	1908-12-31
1909	1909-01-01	1909-12-30
1910	1910-01-30	1910-11-04
1911	1911-01-17	1911-12-25
1912	1912-04-17	1912-12-19
1913	1913-04-17	1913-12-20
1914	1914-05-07	1914-12-06
1915	1915-02-28	1915-12-28
1916	1916-05-30	1916-12-09
1917	1917-01-11	1917-12-22
1918	1918-01-02	1918-12-19
1919	1919-04-25	1919-12-31
1920	1920-01-01	1920-12-18
1921	1921-01-12	1921-12-30
1922	1922-01-10	1922-11-30
1923	1923-01-10	1923-12-31
1924	1924-01-05	1924-12-17
1925	1925-01-12	1925-12-12
1926	1926-01-25	1926-12-16
1927	1927-01-07	1927-12-24
1928	1928-01-05	1928-12-29
1929	1929-04-10	1929-12-25
1930	1930-01-06	1930-12-25
1931	1931-01-07	1931-12-25
1932	1932-03-04	1932-12-17
1933	1933-03-12	1933-12-16
1934	1934-01-10	1934-11-28
1935	1935-01-08	1935-12-25
1936	1936-02-10	1936-12-18
1937	1937-02-01	1937-11-30
1938	1938-02-07	1938-12-27
1939	1939-01-24	1939-11-20
1940	1940-04-23	1940-12-12
1941	1941-02-09	1941-12-22
1942	1942-04-04	1942-12-22
1943	1943-01-02	1943-12-28
1944	1944-01-09	1944-12-22
1945	1945-01-29	1945-12-20
1946	1946-01-21	1946-12-27
1947	1947-01-05	1947-11-27
1948	1948-01-01	1948-12-19
1949	1949-04-04	1949-11-27
1950	1950-01-10	1950-12-15
1951	1951-03-31	1951-11-30
1952	1952-01-28	1952-12-25
1953	1953-01-08	1953-12-15
1954	1954-01-06	1954-12-25
1955	1955-01-09	1955-12-06
1956	1956-01-11	1956-12-26
1957	1957-02-03	1957-12-30
1958	1958-03-16	1958-12-05
1959	1959-01-15	1959-12-21
1960	1960-02-26	1960-12-10
1961	1961-01-05	1961-12-05
1963	1963-01-07	1963-12-22
1964	1964-07-15	1964-12-24
1965	1965-03-31	1965-12-11
1966	1966-01-24	1966-12-21
1967	1967-01-17	1967-12-12
1968	1968-04-09	1968-12-19
1969	1969-04-12	1969-12-31
1970	1970-01-01	1970-12-28

Every Fixed Threshold

Fixed thresholds at Nidamangalam
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	69	45	1903	30
25 mm (0.98 in): Days with 25 mm or more rain	69	26	1920	15
50 mm (1.97 in): Days with 50 mm or more rain	69	11	1919	8
100 mm (3.94 in): Days with 100 mm or more rain	39	3	1909	2
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1939	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 Nidamangalam 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).

Nidamangalam Threshold Days by Year

Key Facts for Nidamangalam Thresholds

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

Every Fixed Threshold

Download the Data

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