Rayakottah Threshold Days by Year

4 fixed thresholds counted per year at Rayakottah (IN020050800): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rayakottah Thresholds

Rayakottah: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1903 with 42.
Rayakottah: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1902 with 22.
Rayakottah: days with 50 mm (1.97 in) or more of precipitation in 66 years, most in 1903 with 10.
Rayakottah: days with 100 mm (3.94 in) or more of precipitation in 19 years, most in 1903 with 2.
4 fixed thresholds have at least one qualifying day at Rayakottah.

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

69 years with a qualifying day

Days per year at Rayakottah with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1903.

Days with 10 mm (0.39 in) or more of precipitation per year at Rayakottah
Year	Days	Decade average
1901	36	31.6
1902	35	31.6
1903	42	31.6
1904	24	31.6
1905	27	31.6
1906	33	31.6
1907	33	31.6
1908	19	31.6
1909	35	31.6
1910	34	29.4
1911	31	29.4
1912	29	29.4
1913	23	29.4
1914	24	29.4
1915	40	29.4
1916	38	29.4
1917	21	29.4
1918	18	29.4
1919	36	29.4
1920	18	19.6
1921	22	19.6
1922	19	19.6
1924	22	19.6
1925	9	19.6
1926	20	19.6
1927	21	19.6
1928	22	19.6
1929	23	19.6
1930	14	22.8
1931	19	22.8
1932	27	22.8
1933	28	22.8
1934	24	22.8
1935	20	22.8
1936	21	22.8
1937	31	22.8
1938	15	22.8
1939	29	22.8
1940	38	27.4
1941	22	27.4
1942	28	27.4
1943	28	27.4
1944	32	27.4
1945	25	27.4
1946	29	27.4
1947	27	27.4
1948	24	27.4
1949	21	27.4
1950	17	26.4
1951	25	26.4
1952	15	26.4
1953	35	26.4
1954	31	26.4
1955	31	26.4
1956	29	26.4
1957	24	26.4
1958	34	26.4
1959	23	26.4
1960	28	22.1
1961	17	22.1
1962	35	22.1
1963	20	22.1
1964	20	22.1
1965	16	22.1
1966	30	22.1
1967	20	22.1
1968	16	22.1
1969	19	22.1
1970	24	24

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

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

Every Fixed Threshold

Fixed thresholds at Rayakottah
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	42	1903	24
25 mm (0.98 in): Days with 25 mm or more rain	69	22	1902	14
50 mm (1.97 in): Days with 50 mm or more rain	66	10	1903	6
100 mm (3.94 in): Days with 100 mm or more rain	19	2	1903	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.

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Data for Rayakottah 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).

Rayakottah Threshold Days by Year

Key Facts for Rayakottah Thresholds

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

Every Fixed Threshold

Download the Data

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