Nanguneri Threshold Days by Year (IN020140600)

5 fixed thresholds counted per year at Nanguneri (IN020140600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nanguneri Thresholds

Nanguneri: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1902 with 37.
Nanguneri: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1902 with 20.
Nanguneri: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1902 with 6.
Nanguneri: days with 100 mm (3.94 in) or more of precipitation in 17 years, most in 1914 with 2.
5 fixed thresholds have at least one qualifying day at Nanguneri.

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

69 years with a qualifying day

Days per year at Nanguneri with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1902.

Days with 10 mm (0.39 in) or more of precipitation per year at Nanguneri
Year	Days	Decade average
1901	24	23.3
1902	37	23.3
1903	18	23.3
1904	14	23.3
1905	26	23.3
1906	27	23.3
1907	21	23.3
1908	22	23.3
1909	21	23.3
1910	15	21.5
1911	21	21.5
1912	23	21.5
1913	20	21.5
1914	26	21.5
1915	23	21.5
1916	21	21.5
1917	25	21.5
1918	23	21.5
1919	18	21.5
1920	25	24.8
1921	22	24.8
1922	25	24.8
1923	18	24.8
1924	29	24.8
1925	31	24.8
1926	15	24.8
1927	25	24.8
1928	28	24.8
1929	30	24.8
1930	26	21
1931	17	21
1932	18	21
1933	20	21
1934	22	21
1935	22	21
1936	29	21
1937	14	21
1938	22	21
1939	20	21
1940	26	23.3
1941	21	23.3
1942	17	23.3
1943	30	23.3
1944	25	23.3
1945	16	23.3
1946	32	23.3
1947	22	23.3
1948	25	23.3
1949	19	23.3
1950	20	19.9
1951	21	19.9
1952	17	19.9
1953	20	19.9
1954	28	19.9
1955	19	19.9
1956	19	19.9
1957	21	19.9
1958	15	19.9
1959	19	19.9
1960	30	22.9
1961	27	22.9
1962	19	22.9
1963	28	22.9
1965	25	22.9
1966	24	22.9
1967	13	22.9
1968	18	22.9
1969	22	22.9
1970	19	19

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

First to last qualifying date each year at Nanguneri
Year	First date	Last date
1901	1901-01-10	1901-11-25
1902	1902-01-03	1902-12-26
1903	1903-01-05	1903-12-21
1904	1904-01-02	1904-12-22
1905	1905-02-21	1905-11-28
1906	1906-01-06	1906-12-30
1907	1907-03-21	1907-12-21
1908	1908-01-12	1908-12-24
1909	1909-01-03	1909-12-14
1910	1910-01-30	1910-11-22
1911	1911-03-17	1911-12-26
1912	1912-01-15	1912-12-19
1913	1913-02-16	1913-12-18
1914	1914-03-07	1914-12-16
1915	1915-03-22	1915-12-29
1916	1916-04-21	1916-12-01
1917	1917-01-11	1917-12-15
1918	1918-01-03	1918-12-19
1919	1919-01-05	1919-12-06
1920	1920-01-01	1920-11-24
1921	1921-01-14	1921-12-31
1922	1922-01-10	1922-12-03
1923	1923-01-11	1923-12-17
1924	1924-01-09	1924-12-08
1925	1925-01-13	1925-12-11
1926	1926-01-08	1926-12-08
1927	1927-01-15	1927-12-22
1928	1928-01-05	1928-12-30
1929	1929-01-27	1929-12-26
1930	1930-01-09	1930-11-27
1931	1931-01-06	1931-12-28
1932	1932-02-22	1932-12-05
1933	1933-04-04	1933-11-27
1934	1934-01-09	1934-12-13
1935	1935-01-21	1935-12-27
1936	1936-02-04	1936-12-17
1937	1937-01-07	1937-11-12
1938	1938-02-04	1938-12-28
1939	1939-01-11	1939-11-24
1940	1940-04-22	1940-12-24
1941	1941-04-10	1941-12-18
1942	1942-03-02	1942-12-16
1943	1943-01-03	1943-12-14
1944	1944-01-11	1944-12-23
1945	1945-05-30	1945-12-20
1946	1946-03-15	1946-12-19
1947	1947-01-05	1947-12-22
1948	1948-01-01	1948-12-10
1949	1949-03-09	1949-12-06
1950	1950-02-20	1950-12-14
1951	1951-01-16	1951-11-29
1952	1952-02-25	1952-12-14
1953	1953-01-23	1953-11-30
1954	1954-01-06	1954-12-26
1955	1955-01-10	1955-12-03
1956	1956-01-12	1956-12-27
1957	1957-03-09	1957-12-29
1958	1958-02-01	1958-11-20
1959	1959-02-05	1959-12-21
1960	1960-02-11	1960-12-12
1961	1961-01-07	1961-12-08
1962	1962-01-29	1962-12-04
1963	1963-01-08	1963-12-22
1965	1965-02-15	1965-12-27
1966	1966-03-13	1966-12-22
1967	1967-03-26	1967-12-01
1968	1968-01-04	1968-12-20
1969	1969-02-09	1969-12-31
1970	1970-01-02	1970-12-28

Every Fixed Threshold

Fixed thresholds at Nanguneri
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	37	1902	19
25 mm (0.98 in): Days with 25 mm or more rain	69	20	1902	8
50 mm (1.97 in): Days with 50 mm or more rain	60	6	1902	3
100 mm (3.94 in): Days with 100 mm or more rain	17	2	1914	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1925	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 Nanguneri 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).

Nanguneri Threshold Days by Year (IN020140600)

Key Facts for Nanguneri Thresholds

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

Every Fixed Threshold

Download the Data

Related