Drummartin Threshold Days by Year

3 fixed thresholds counted per year at Drummartin (ASN00081014): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Drummartin Thresholds

Drummartin: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1973 with 33.
Drummartin: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1974 with 9.
Drummartin: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1949 with 2.
3 fixed thresholds have at least one qualifying day at Drummartin.

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

67 years with a qualifying day

Days per year at Drummartin with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1973.

Days with 10 mm (0.39 in) or more of precipitation per year at Drummartin
Year	Days	Decade average
1902	5	13.3
1903	17	13.3
1904	14	13.3
1909	17	13.3
1910	22	13.7
1912	14	13.7
1913	13	13.7
1914	8	13.7
1915	9	13.7
1916	17	13.7
1917	19	13.7
1918	14	13.7
1919	7	13.7
1920	16	11.2
1921	21	11.2
1922	9	11.2
1923	8	11.2
1924	17	11.2
1925	6	11.2
1926	10	11.2
1927	6	11.2
1928	14	11.2
1929	5	11.2
1930	14	12
1931	17	12
1932	16	12
1933	13	12
1934	13	12
1935	14	12
1936	13	12
1937	5	12
1938	4	12
1939	11	12
1940	5	10.4
1941	8	10.4
1942	15	10.4
1943	4	10.4
1944	4	10.4
1945	6	10.4
1946	14	10.4
1947	14	10.4
1948	16	10.4
1949	18	10.4
1950	18	14.1
1951	14	14.1
1952	13	14.1
1953	12	14.1
1954	15	14.1
1957	8	14.1
1958	15	14.1
1959	18	14.1
1963	12	11.6
1964	13	11.6
1965	13	11.6
1966	11	11.6
1967	6	11.6
1968	13	11.6
1969	13	11.6
1970	14	14.6
1971	11	14.6
1972	5	14.6
1973	33	14.6
1974	23	14.6
1975	14	14.6
1976	7	14.6
1977	7	14.6
1978	17	14.6

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

First to last qualifying date each year at Drummartin
Year	First date	Last date
1902	1902-03-27	1902-12-18
1903	1903-03-04	1903-12-28
1904	1904-01-02	1904-11-02
1909	1909-02-24	1909-12-01
1910	1910-01-02	1910-11-19
1912	1912-02-25	1912-12-04
1913	1913-02-15	1913-12-23
1914	1914-03-28	1914-12-25
1915	1915-01-31	1915-10-23
1916	1916-01-28	1916-12-09
1917	1917-02-21	1917-12-04
1918	1918-01-11	1918-08-21
1919	1919-02-18	1919-12-27
1920	1920-05-11	1920-11-16
1921	1921-01-02	1921-12-23
1922	1922-02-28	1922-10-01
1923	1923-05-08	1923-11-05
1924	1924-01-03	1924-12-26
1925	1925-01-13	1925-11-20
1926	1926-03-21	1926-09-29
1927	1927-05-11	1927-12-10
1928	1928-01-18	1928-10-15
1929	1929-02-22	1929-12-02
1930	1930-03-12	1930-12-25
1931	1931-03-19	1931-11-16
1932	1932-02-10	1932-12-16
1933	1933-01-21	1933-12-02
1934	1934-01-09	1934-11-08
1935	1935-01-05	1935-12-25
1936	1936-04-07	1936-12-19
1937	1937-01-25	1937-10-16
1938	1938-02-05	1938-07-29
1939	1939-02-17	1939-11-16
1940	1940-03-19	1940-09-21
1941	1941-01-04	1941-11-05
1942	1942-01-20	1942-11-22
1943	1943-01-03	1943-11-18
1944	1944-04-09	1944-12-21
1945	1945-06-16	1945-10-27
1946	1946-01-18	1946-12-27
1947	1947-03-01	1947-12-23
1948	1948-02-13	1948-12-28
1949	1949-02-21	1949-11-22
1950	1950-02-16	1950-12-20
1951	1951-01-07	1951-10-12
1952	1952-04-30	1952-11-27
1953	1953-01-08	1953-11-05
1954	1954-01-30	1954-12-12
1957	1957-02-12	1957-10-24
1958	1958-01-31	1958-11-29
1959	1959-01-26	1959-11-25
1963	1963-01-03	1963-12-06
1964	1964-04-08	1964-12-23
1965	1965-05-09	1965-12-07
1966	1966-02-16	1966-12-13
1967	1967-01-16	1967-08-27
1968	1968-01-21	1968-12-16
1969	1969-02-10	1969-12-02
1970	1970-01-02	1970-11-12
1971	1971-01-25	1971-12-23
1972	1972-02-16	1972-09-07
1973	1973-01-13	1973-12-30
1974	1974-01-10	1974-11-23
1975	1975-01-04	1975-12-14
1976	1976-01-09	1976-12-24
1977	1977-01-15	1977-11-05
1978	1978-01-23	1978-12-26

Every Fixed Threshold

Fixed thresholds at Drummartin
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	67	33	1973	17
25 mm (0.98 in): Days with 25 mm or more rain	54	9	1974	6
50 mm (1.97 in): Days with 50 mm or more rain	12	2	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

Data for Drummartin 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).

Drummartin Threshold Days by Year

Key Facts for Drummartin Thresholds

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

Every Fixed Threshold

Download the Data

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