Pennagaram Threshold Days by Year (IN020051201)

4 fixed thresholds counted per year at Pennagaram (IN020051201): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pennagaram Thresholds

Pennagaram: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1946 with 43.
Pennagaram: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1966 with 21.
Pennagaram: days with 50 mm (1.97 in) or more of precipitation in 64 years, most in 1966 with 9.
Pennagaram: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1946 with 2.
4 fixed thresholds have at least one qualifying day at Pennagaram.

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

70 years with a qualifying day

Days per year at Pennagaram with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1946.

Days with 10 mm (0.39 in) or more of precipitation per year at Pennagaram
Year	Days	Decade average
1901	27	26
1902	31	26
1903	38	26
1904	18	26
1905	24	26
1906	28	26
1907	28	26
1908	14	26
1909	26	26
1910	33	25.8
1911	21	25.8
1912	27	25.8
1913	23	25.8
1914	20	25.8
1915	36	25.8
1916	24	25.8
1917	26	25.8
1918	19	25.8
1919	29	25.8
1920	25	24.5
1921	17	24.5
1922	32	24.5
1923	18	24.5
1924	30	24.5
1925	21	24.5
1926	29	24.5
1927	27	24.5
1928	21	24.5
1929	25	24.5
1930	22	24.5
1931	24	24.5
1932	38	24.5
1933	28	24.5
1934	14	24.5
1935	31	24.5
1936	23	24.5
1937	21	24.5
1938	12	24.5
1939	32	24.5
1940	29	29.1
1941	28	29.1
1942	28	29.1
1943	26	29.1
1944	29	29.1
1945	20	29.1
1946	43	29.1
1947	33	29.1
1948	23	29.1
1949	32	29.1
1950	21	24.8
1951	26	24.8
1952	25	24.8
1953	38	24.8
1954	22	24.8
1955	24	24.8
1956	26	24.8
1957	16	24.8
1958	28	24.8
1959	22	24.8
1960	24	26.6
1961	28	26.6
1962	29	26.6
1963	28	26.6
1964	26	26.6
1965	20	26.6
1966	39	26.6
1967	23	26.6
1968	26	26.6
1969	23	26.6
1970	24	24

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

First to last qualifying date each year at Pennagaram
Year	First date	Last date
1901	1901-01-11	1901-12-11
1902	1902-01-06	1902-12-16
1903	1903-05-10	1903-12-31
1904	1904-05-10	1904-10-21
1905	1905-03-28	1905-11-26
1906	1906-03-17	1906-12-29
1907	1907-03-20	1907-12-13
1908	1908-05-06	1908-10-30
1909	1909-01-02	1909-11-16
1910	1910-02-20	1910-11-25
1911	1911-03-07	1911-11-24
1912	1912-05-03	1912-11-26
1913	1913-03-07	1913-12-10
1914	1914-03-23	1914-11-03
1915	1915-01-19	1915-12-26
1916	1916-04-21	1916-12-04
1917	1917-01-01	1917-11-19
1918	1918-01-03	1918-11-25
1919	1919-03-19	1919-12-30
1920	1920-01-02	1920-11-25
1921	1921-04-11	1921-11-02
1922	1922-01-02	1922-12-01
1923	1923-04-02	1923-12-04
1924	1924-04-08	1924-11-06
1925	1925-03-02	1925-12-11
1926	1926-01-06	1926-12-08
1927	1927-04-18	1927-11-17
1928	1928-02-04	1928-11-13
1929	1929-02-09	1929-12-04
1930	1930-02-06	1930-11-30
1931	1931-04-07	1931-12-26
1932	1932-02-23	1932-12-03
1933	1933-04-24	1933-12-17
1934	1934-01-25	1934-11-28
1935	1935-01-09	1935-11-18
1936	1936-02-26	1936-11-22
1937	1937-04-10	1937-11-20
1938	1938-05-09	1938-09-22
1939	1939-03-20	1939-11-18
1940	1940-03-12	1940-11-24
1941	1941-05-06	1941-12-15
1942	1942-04-03	1942-12-20
1943	1943-02-13	1943-11-22
1944	1944-02-21	1944-11-04
1945	1945-04-02	1945-12-16
1946	1946-01-21	1946-12-09
1947	1947-01-28	1947-10-23
1948	1948-01-18	1948-12-01
1949	1949-04-04	1949-11-02
1950	1950-02-20	1950-11-10
1951	1951-03-31	1951-11-22
1952	1952-03-18	1952-12-10
1953	1953-02-22	1953-10-30
1954	1954-01-06	1954-12-14
1955	1955-04-16	1955-12-01
1956	1956-04-25	1956-11-23
1957	1957-03-07	1957-11-11
1958	1958-02-27	1958-11-21
1959	1959-02-03	1959-11-29
1960	1960-03-07	1960-11-21
1961	1961-01-01	1961-12-01
1962	1962-02-20	1962-12-03
1963	1963-03-27	1963-12-03
1964	1964-04-17	1964-11-22
1965	1965-03-26	1965-12-09
1966	1966-04-28	1966-12-01
1967	1967-01-11	1967-12-10
1968	1968-03-31	1968-12-19
1969	1969-05-24	1969-12-14
1970	1970-02-23	1970-11-23

Every Fixed Threshold

Fixed thresholds at Pennagaram
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	70	43	1946	24
25 mm (0.98 in): Days with 25 mm or more rain	70	21	1966	4
50 mm (1.97 in): Days with 50 mm or more rain	64	9	1966	3
100 mm (3.94 in): Days with 100 mm or more rain	13	2	1946	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 Pennagaram 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).

Pennagaram Threshold Days by Year (IN020051201)

Key Facts for Pennagaram Thresholds

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

Every Fixed Threshold

Download the Data

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