Dellyanine Threshold Days by Year

4 fixed thresholds counted per year at Dellyanine (ASN00010544): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dellyanine Thresholds

Dellyanine: days with 10 mm (0.39 in) or more of precipitation in 85 years, most in 1955 with 28.
Dellyanine: days with 25 mm (0.98 in) or more of precipitation in 72 years, most in 1983 with 6.
Dellyanine: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1971 with 2.
Dellyanine: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1955 with 1.
4 fixed thresholds have at least one qualifying day at Dellyanine.

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

85 years with a qualifying day

Days per year at Dellyanine with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1955.

Days with 10 mm (0.39 in) or more of precipitation per year at Dellyanine
Year	Days	Decade average
1911	10	13.3
1912	12	13.3
1913	17	13.3
1914	11	13.3
1915	13	13.3
1916	17	13.3
1923	19	15
1924	15	15
1925	10	15
1926	23	15
1927	12	15
1928	11	15
1929	15	15
1930	13	13.5
1931	9	13.5
1932	19	13.5
1933	11	13.5
1934	13	13.5
1935	15	13.5
1936	11	13.5
1937	11	13.5
1938	12	13.5
1939	21	13.5
1940	6	11.7
1941	8	11.7
1942	12	11.7
1943	16	11.7
1944	10	11.7
1945	15	11.7
1949	15	11.7
1950	14	15.9
1951	19	15.9
1952	17	15.9
1953	13	15.9
1954	10	15.9
1955	28	15.9
1956	15	15.9
1957	13	15.9
1958	18	15.9
1959	12	15.9
1960	14	18.9
1961	17	18.9
1962	15	18.9
1963	25	18.9
1964	26	18.9
1965	21	18.9
1966	17	18.9
1967	20	18.9
1968	19	18.9
1969	15	18.9
1970	19	15.1
1971	17	15.1
1972	10	15.1
1973	18	15.1
1974	23	15.1
1975	13	15.1
1976	18	15.1
1977	14	15.1
1978	10	15.1
1979	9	15.1
1980	11	13.3
1981	17	13.3
1982	7	13.3
1983	16	13.3
1984	15	13.3
1985	13	13.3
1986	9	13.3
1987	11	13.3
1988	19	13.3
1989	15	13.3
1990	11	12.9
1991	10	12.9
1992	15	12.9
1993	17	12.9
1994	12	12.9
1995	13	12.9
1996	19	12.9
1997	9	12.9
1998	12	12.9
1999	11	12.9
2000	15	12.3
2001	9	12.3
2003	12	12.3
2007	13	12.3
2025	12	12

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

First to last qualifying date each year at Dellyanine
Year	First date	Last date
1911	1911-04-25	1911-10-12
1912	1912-05-05	1912-12-30
1913	1913-04-11	1913-12-20
1914	1914-02-17	1914-11-12
1915	1915-02-26	1915-10-22
1916	1916-01-29	1916-10-07
1923	1923-01-20	1923-10-03
1924	1924-05-14	1924-10-14
1925	1925-03-04	1925-12-31
1926	1926-03-11	1926-10-22
1927	1927-03-13	1927-10-07
1928	1928-04-20	1928-09-28
1929	1929-02-07	1929-11-05
1930	1930-04-15	1930-12-16
1931	1931-03-06	1931-09-05
1932	1932-01-21	1932-10-28
1933	1933-05-22	1933-10-03
1934	1934-03-09	1934-09-11
1935	1935-02-01	1935-10-22
1936	1936-04-15	1936-12-18
1937	1937-03-04	1937-08-23
1938	1938-03-14	1938-09-02
1939	1939-01-20	1939-10-20
1940	1940-05-06	1940-12-03
1941	1941-04-27	1941-09-19
1942	1942-02-15	1942-12-02
1943	1943-01-30	1943-12-08
1944	1944-05-18	1944-08-29
1945	1945-05-16	1945-08-23
1949	1949-04-27	1949-11-14
1950	1950-05-06	1950-12-26
1951	1951-02-14	1951-12-06
1952	1952-02-13	1952-12-18
1953	1953-03-25	1953-10-11
1954	1954-05-22	1954-10-28
1955	1955-02-07	1955-10-17
1956	1956-03-05	1956-11-28
1957	1957-04-21	1957-08-28
1958	1958-02-13	1958-11-01
1959	1959-04-28	1959-12-31
1960	1960-01-01	1960-09-15
1961	1961-04-03	1961-08-30
1962	1962-05-26	1962-11-08
1963	1963-03-01	1963-10-31
1964	1964-02-25	1964-12-19
1965	1965-03-26	1965-12-01
1966	1966-05-16	1966-12-27
1967	1967-02-03	1967-12-22
1968	1968-01-27	1968-10-15
1969	1969-03-20	1969-12-10
1970	1970-02-07	1970-10-05
1971	1971-01-30	1971-11-23
1972	1972-04-20	1972-10-07
1973	1973-01-08	1973-11-14
1974	1974-02-03	1974-11-19
1975	1975-04-02	1975-11-17
1976	1976-01-08	1976-11-12
1977	1977-05-16	1977-12-22
1978	1978-02-25	1978-11-25
1979	1979-05-21	1979-11-10
1980	1980-02-11	1980-12-31
1981	1981-02-18	1981-11-26
1982	1982-06-16	1982-11-27
1983	1983-02-06	1983-12-31
1984	1984-04-12	1984-11-17
1985	1985-04-09	1985-11-21
1986	1986-02-22	1986-11-09
1987	1987-03-26	1987-12-24
1988	1988-03-24	1988-12-02
1989	1989-02-26	1989-11-14
1990	1990-01-29	1990-10-10
1991	1991-02-26	1991-11-07
1992	1992-02-09	1992-11-19
1993	1993-01-06	1993-11-10
1994	1994-05-23	1994-10-14
1995	1995-05-22	1995-12-24
1996	1996-04-20	1996-10-22
1997	1997-03-28	1997-10-09
1998	1998-03-10	1998-10-10
1999	1999-05-26	1999-12-20
2000	2000-01-15	2000-09-06
2001	2001-03-08	2001-12-01
2003	2003-05-12	2003-09-22
2007	2007-01-03	2007-10-27
2025	2025-03-14	2025-09-14

Every Fixed Threshold

Fixed thresholds at Dellyanine
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	85	28	1955	12
25 mm (0.98 in): Days with 25 mm or more rain	72	6	1983	2
50 mm (1.97 in): Days with 50 mm or more rain	12	2	1971	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1955	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

Data for Dellyanine 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).

Dellyanine Threshold Days by Year

Key Facts for Dellyanine Thresholds

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

Every Fixed Threshold

Download the Data

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