Tarnagulla Threshold Days by Year

3 fixed thresholds counted per year at Tarnagulla (ASN00081047): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tarnagulla Thresholds

Tarnagulla: days with 10 mm (0.39 in) or more of precipitation in 125 years, most in 2022 with 29.
Tarnagulla: days with 25 mm (0.98 in) or more of precipitation in 111 years, most in 1973 with 11.
Tarnagulla: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 1889 with 2.
3 fixed thresholds have at least one qualifying day at Tarnagulla.

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

125 years with a qualifying day

Days per year at Tarnagulla with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 2022.

Days with 10 mm (0.39 in) or more of precipitation per year at Tarnagulla
Year	Days	Decade average
1889	19	19
1890	21	16.3
1892	17	16.3
1893	19	16.3
1894	21	16.3
1895	14	16.3
1897	11	16.3
1899	11	16.3
1900	14	12.9
1901	10	12.9
1902	4	12.9
1903	19	12.9
1904	13	12.9
1905	15	12.9
1906	17	12.9
1907	11	12.9
1908	10	12.9
1909	16	12.9
1910	20	14
1911	16	14
1912	14	14
1913	11	14
1914	6	14
1915	7	14
1916	18	14
1917	20	14
1918	17	14
1919	11	14
1920	13	9.9
1921	17	9.9
1922	5	9.9
1923	8	9.9
1925	8	9.9
1926	7	9.9
1927	7	9.9
1928	17	9.9
1929	7	9.9
1930	14	12.1
1931	13	12.1
1932	12	12.1
1933	16	12.1
1934	12	12.1
1935	13	12.1
1936	10	12.1
1937	9	12.1
1938	5	12.1
1939	17	12.1
1940	4	10.5
1941	15	10.5
1942	10	10.5
1943	6	10.5
1944	3	10.5
1945	12	10.5
1946	12	10.5
1947	23	10.5
1948	6	10.5
1949	14	10.5
1950	24	16
1951	16	16
1952	14	16
1953	11	16
1954	20	16
1955	15	16
1956	23	16
1957	9	16
1958	14	16
1959	14	16
1960	23	13.6
1961	11	13.6
1962	11	13.6
1963	15	13.6
1964	19	13.6
1965	13	13.6
1966	11	13.6
1967	6	13.6
1968	11	13.6
1969	16	13.6
1970	13	15.4
1971	11	15.4
1972	8	15.4
1973	25	15.4
1974	25	15.4
1975	19	15.4
1976	11	15.4
1977	7	15.4
1978	16	15.4
1979	19	15.4
1980	14	14.7
1981	16	14.7
1982	3	14.7
1983	27	14.7
1984	16	14.7
1985	11	14.7
1986	9	14.7
1987	15	14.7
1988	21	14.7
1989	15	14.7
1990	12	16.1
1991	20	16.1
1992	20	16.1
1993	19	16.1
1994	4	16.1
1995	16	16.1
1996	21	16.1
1997	16	16.1
1998	17	16.1
1999	16	16.1
2003	10	9
2004	8	9
2011	11	10.1
2012	8	10.1
2013	9	10.1
2014	8	10.1
2015	9	10.1
2016	18	10.1
2017	11	10.1
2018	9	10.1
2019	8	10.1
2020	15	15.7
2021	15	15.7
2022	29	15.7
2023	12	15.7
2024	13	15.7
2025	12	15.7
2026	14	15.7

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

First to last qualifying date each year at Tarnagulla
Year	First date	Last date
1889	1889-01-01	1889-11-17
1890	1890-01-10	1890-12-08
1892	1892-04-18	1892-12-11
1893	1893-03-31	1893-11-19
1894	1894-01-25	1894-12-15
1895	1895-01-04	1895-12-10
1897	1897-06-18	1897-10-19
1899	1899-02-26	1899-10-16
1900	1900-03-02	1900-11-18
1901	1901-04-22	1901-12-22
1902	1902-03-26	1902-12-17
1903	1903-02-15	1903-12-19
1904	1904-01-03	1904-10-17
1905	1905-01-03	1905-11-12
1906	1906-02-28	1906-11-29
1907	1907-01-27	1907-12-28
1908	1908-03-09	1908-11-23
1909	1909-02-25	1909-12-23
1910	1910-01-04	1910-12-10
1911	1911-02-05	1911-12-13
1912	1912-02-08	1912-12-06
1913	1913-02-15	1913-12-23
1914	1914-03-13	1914-12-15
1915	1915-02-20	1915-10-23
1916	1916-01-06	1916-12-03
1917	1917-01-22	1917-11-15
1918	1918-02-18	1918-10-30
1919	1919-02-18	1919-12-28
1920	1920-01-21	1920-11-15
1921	1921-01-02	1921-11-05
1922	1922-02-20	1922-09-16
1923	1923-05-08	1923-07-30
1925	1925-01-13	1925-09-12
1926	1926-04-05	1926-12-17
1927	1927-01-17	1927-12-19
1928	1928-01-18	1928-10-15
1929	1929-02-22	1929-12-28
1930	1930-02-21	1930-12-16
1931	1931-03-20	1931-11-17
1932	1932-02-09	1932-10-12
1933	1933-01-21	1933-12-03
1934	1934-02-18	1934-11-30
1935	1935-01-05	1935-12-25
1936	1936-01-11	1936-12-17
1937	1937-01-01	1937-12-03
1938	1938-01-15	1938-07-25
1939	1939-01-16	1939-11-27
1940	1940-04-25	1940-12-20
1941	1941-01-25	1941-11-10
1942	1942-01-01	1942-11-22
1943	1943-01-02	1943-11-18
1944	1944-05-09	1944-07-04
1945	1945-02-19	1945-11-17
1946	1946-01-19	1946-12-29
1947	1947-02-07	1947-12-23
1948	1948-04-12	1948-12-28
1949	1949-02-21	1949-11-22
1950	1950-02-01	1950-12-20
1951	1951-01-07	1951-12-09
1952	1952-01-05	1952-12-11
1953	1953-04-03	1953-12-06
1954	1954-01-28	1954-12-11
1955	1955-01-28	1955-10-20
1956	1956-01-17	1956-11-16
1957	1957-02-07	1957-10-22
1958	1958-01-30	1958-11-30
1959	1959-01-26	1959-12-25
1960	1960-01-09	1960-12-03
1961	1961-01-01	1961-12-16
1962	1962-01-17	1962-12-30
1963	1963-01-14	1963-10-29
1964	1964-04-08	1964-10-11
1965	1965-05-31	1965-12-07
1966	1966-01-13	1966-12-05
1967	1967-05-19	1967-12-18
1968	1968-01-21	1968-12-16
1969	1969-02-10	1969-12-02
1970	1970-01-02	1970-11-16
1971	1971-02-02	1971-12-23
1972	1972-01-18	1972-10-04
1973	1973-01-13	1973-11-28
1974	1974-01-10	1974-10-25
1975	1975-01-26	1975-12-03
1976	1976-02-05	1976-12-24
1977	1977-03-30	1977-11-29
1978	1978-03-16	1978-12-14
1979	1979-01-17	1979-11-12
1980	1980-01-12	1980-12-14
1981	1981-01-09	1981-12-12
1982	1982-01-26	1982-12-09
1983	1983-03-05	1983-12-31
1984	1984-01-02	1984-11-02
1985	1985-05-29	1985-11-15
1986	1986-04-16	1986-10-23
1987	1987-01-03	1987-12-27
1988	1988-01-01	1988-12-26
1989	1989-01-04	1989-11-17
1990	1990-02-01	1990-11-09
1991	1991-01-05	1991-12-31
1992	1992-04-07	1992-12-21
1993	1993-01-27	1993-12-22
1994	1994-02-11	1994-07-31
1995	1995-03-08	1995-11-22
1996	1996-01-02	1996-11-03
1997	1997-01-22	1997-11-14
1998	1998-01-08	1998-11-28
1999	1999-01-23	1999-12-28
2003	2003-01-01	2003-11-23
2004	2004-07-24	2004-12-07
2011	2011-02-05	2011-12-18
2012	2012-02-27	2012-07-11
2013	2013-02-26	2013-11-13
2014	2014-03-27	2014-11-16
2015	2015-01-10	2015-12-27
2016	2016-01-04	2016-10-03
2017	2017-01-20	2017-12-02
2018	2018-01-30	2018-12-14
2019	2019-02-07	2019-11-02
2020	2020-01-23	2020-12-17
2021	2021-01-29	2021-11-04
2022	2022-01-27	2022-12-12
2023	2023-01-18	2023-12-27
2024	2024-01-08	2024-12-07
2025	2025-02-01	2025-12-22
2026	2026-03-02	2026-08-26

Every Fixed Threshold

Fixed thresholds at Tarnagulla
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	125	29	2022	14
25 mm (0.98 in): Days with 25 mm or more rain	111	11	1973	3
50 mm (1.97 in): Days with 50 mm or more rain	29	2	1889	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1889.

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Data for Tarnagulla 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Tarnagulla Threshold Days by Year

Key Facts for Tarnagulla Thresholds

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

Every Fixed Threshold

Download the Data

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