Ernakulam Threshold Days by Year (IN010032300)

5 fixed thresholds counted per year at Ernakulam (IN010032300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ernakulam Thresholds

Ernakulam: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1933 with 122.
Ernakulam: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1933 with 71.
Ernakulam: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1924 with 33.
Ernakulam: days with 100 mm (3.94 in) or more of precipitation in 52 years, most in 1924 with 9.
5 fixed thresholds have at least one qualifying day at Ernakulam.

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

63 years with a qualifying day

Days per year at Ernakulam with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 122 in 1933.

Days with 10 mm (0.39 in) or more of precipitation per year at Ernakulam
Year	Days	Decade average
1901	71	79
1902	86	79
1903	83	79
1904	76	79
1905	63	79
1906	72	79
1907	94	79
1908	84	79
1909	82	79
1910	80	85
1911	79	85
1912	99	85
1913	67	85
1914	92	85
1915	88	85
1916	83	85
1917	89	85
1918	72	85
1919	101	85
1920	81	84.7
1921	77	84.7
1922	99	84.7
1923	85	84.7
1924	109	84.7
1925	77	84.7
1926	81	84.7
1927	85	84.7
1928	75	84.7
1929	78	84.7
1930	80	84.1
1931	86	84.1
1932	88	84.1
1933	122	84.1
1934	74	84.1
1935	70	84.1
1936	82	84.1
1937	84	84.1
1938	71	84.1
1939	84	84.1
1940	92	87.2
1941	93	87.2
1942	93	87.2
1943	80	87.2
1944	80	87.2
1945	75	87.2
1946	92	87.2
1947	93	87.2
1948	80	87.2
1949	94	87.2
1950	82	82.8
1951	86	82.8
1952	82	82.8
1953	75	82.8
1954	93	82.8
1955	89	82.8
1956	84	82.8
1957	84	82.8
1958	70	82.8
1961	99	85.8
1963	86	85.8
1965	90	85.8
1966	67	85.8
1967	87	85.8

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

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

Every Fixed Threshold

Fixed thresholds at Ernakulam
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	63	122	1933	87
25 mm (0.98 in): Days with 25 mm or more rain	63	71	1933	47
50 mm (1.97 in): Days with 50 mm or more rain	63	33	1924	17
100 mm (3.94 in): Days with 100 mm or more rain	52	9	1924	2
200 mm (7.87 in): Days with 200 mm or more rain	1	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 Ernakulam 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).

Ernakulam Threshold Days by Year (IN010032300)

Key Facts for Ernakulam Thresholds

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

Every Fixed Threshold

Download the Data

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