Tirunelveli Threshold Days by Year (IN020141001)

5 fixed thresholds counted per year at Tirunelveli (IN020141001): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tirunelveli Thresholds

Tirunelveli: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1963 with 34.
Tirunelveli: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 1922 with 19.
Tirunelveli: days with 50 mm (1.97 in) or more of precipitation in 52 years, most in 1927 with 8.
Tirunelveli: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1933 with 3.
5 fixed thresholds have at least one qualifying day at Tirunelveli.

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

59 years with a qualifying day

Days per year at Tirunelveli with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1963.

Days with 10 mm (0.39 in) or more of precipitation per year at Tirunelveli
Year	Days	Decade average
1912	23	21.8
1913	22	21.8
1914	32	21.8
1915	20	21.8
1916	14	21.8
1917	19	21.8
1918	24	21.8
1919	20	21.8
1920	27	24.5
1921	19	24.5
1922	29	24.5
1923	25	24.5
1924	30	24.5
1925	19	24.5
1926	21	24.5
1927	27	24.5
1928	15	24.5
1929	33	24.5
1930	25	21
1931	20	21
1932	25	21
1933	20	21
1934	23	21
1935	18	21
1936	22	21
1937	15	21
1938	27	21
1939	15	21
1940	28	23.7
1941	20	23.7
1942	17	23.7
1943	21	23.7
1944	29	23.7
1945	22	23.7
1946	31	23.7
1947	28	23.7
1948	23	23.7
1949	18	23.7
1950	17	18
1951	19	18
1952	11	18
1953	19	18
1954	24	18
1955	20	18
1956	15	18
1957	20	18
1958	17	18
1959	18	18
1960	25	23.2
1961	27	23.2
1962	21	23.2
1963	34	23.2
1964	19	23.2
1965	26	23.2
1966	20	23.2
1967	15	23.2
1968	21	23.2
1969	24	23.2
1970	19	19

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

First to last qualifying date each year at Tirunelveli
Year	First date	Last date
1912	1912-01-15	1912-12-19
1913	1913-01-18	1913-12-21
1914	1914-03-07	1914-12-12
1915	1915-01-24	1915-12-29
1916	1916-04-21	1916-12-01
1917	1917-02-03	1917-12-23
1918	1918-01-03	1918-12-20
1919	1919-01-05	1919-12-31
1920	1920-01-01	1920-11-24
1921	1921-01-10	1921-12-31
1922	1922-01-10	1922-12-02
1923	1923-01-11	1923-12-17
1924	1924-01-07	1924-12-08
1925	1925-01-13	1925-12-28
1926	1926-01-08	1926-12-08
1927	1927-01-08	1927-12-01
1928	1928-01-07	1928-12-29
1929	1929-02-07	1929-12-09
1930	1930-01-09	1930-12-26
1931	1931-01-06	1931-12-22
1932	1932-02-24	1932-12-13
1933	1933-03-13	1933-11-11
1934	1934-01-10	1934-12-13
1935	1935-01-21	1935-12-27
1936	1936-02-04	1936-12-23
1937	1937-01-07	1937-11-21
1938	1938-02-02	1938-12-28
1939	1939-01-11	1939-11-15
1940	1940-04-09	1940-12-18
1941	1941-01-08	1941-11-28
1942	1942-03-02	1942-12-24
1943	1943-01-03	1943-12-14
1944	1944-01-30	1944-12-23
1945	1945-04-01	1945-12-20
1946	1946-01-21	1946-12-18
1947	1947-01-01	1947-12-31
1948	1948-01-18	1948-12-01
1949	1949-04-04	1949-12-05
1950	1950-02-19	1950-12-23
1951	1951-01-16	1951-11-18
1952	1952-02-21	1952-12-14
1953	1953-01-24	1953-11-30
1954	1954-01-07	1954-12-26
1955	1955-01-18	1955-12-03
1956	1956-01-12	1956-12-28
1957	1957-03-09	1957-12-30
1958	1958-02-01	1958-11-13
1959	1959-05-12	1959-12-20
1960	1960-02-11	1960-11-25
1961	1961-01-07	1961-12-05
1962	1962-01-25	1962-12-05
1963	1963-01-08	1963-12-22
1964	1964-01-25	1964-12-27
1965	1965-04-05	1965-12-20
1966	1966-03-15	1966-12-21
1967	1967-04-13	1967-11-29
1968	1968-02-18	1968-12-19
1969	1969-01-15	1969-12-31
1970	1970-02-19	1970-12-29

Every Fixed Threshold

Fixed thresholds at Tirunelveli
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	59	34	1963	19
25 mm (0.98 in): Days with 25 mm or more rain	59	19	1922	5
50 mm (1.97 in): Days with 50 mm or more rain	52	8	1927	2
100 mm (3.94 in): Days with 100 mm or more rain	13	3	1933	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1923	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

Data for Tirunelveli 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).

Tirunelveli Threshold Days by Year (IN020141001)

Key Facts for Tirunelveli Thresholds

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

Every Fixed Threshold

Download the Data

Related