Douglas Threshold Days by Year (ASN00079076)

4 fixed thresholds counted per year at Douglas (ASN00079076): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Douglas Thresholds

Douglas: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1960 with 26.
Douglas: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1946 with 6.
Douglas: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1946 with 2.
Douglas: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1952 with 1.
4 fixed thresholds have at least one qualifying day at Douglas.

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

67 years with a qualifying day

Days per year at Douglas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1960.

Days with 10 mm (0.39 in) or more of precipitation per year at Douglas
Year	Days	Decade average
1903	17	12.9
1904	7	12.9
1905	10	12.9
1906	22	12.9
1907	10	12.9
1908	12	12.9
1909	12	12.9
1910	16	12.5
1911	13	12.5
1912	9	12.5
1913	11	12.5
1914	5	12.5
1915	17	12.5
1916	13	12.5
1917	18	12.5
1918	13	12.5
1919	10	12.5
1920	15	12.4
1921	16	12.4
1922	13	12.4
1923	16	12.4
1924	16	12.4
1925	14	12.4
1926	6	12.4
1927	7	12.4
1928	12	12.4
1929	9	12.4
1930	12	13.4
1931	14	13.4
1932	11	13.4
1933	16	13.4
1934	11	13.4
1935	14	13.4
1936	16	13.4
1937	14	13.4
1938	9	13.4
1939	17	13.4
1940	10	12.9
1941	14	12.9
1942	17	12.9
1943	8	12.9
1944	9	12.9
1945	9	12.9
1946	15	12.9
1947	23	12.9
1948	10	12.9
1949	14	12.9
1950	19	19.4
1951	19	19.4
1952	21	19.4
1953	25	19.4
1954	17	19.4
1955	20	19.4
1957	24	19.4
1958	19	19.4
1959	11	19.4
1960	26	17
1961	16	17
1962	19	17
1963	18	17
1965	13	17
1967	6	17
1968	24	17
1969	14	17
1970	15	13.7
1971	20	13.7
1972	6	13.7

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

First to last qualifying date each year at Douglas
Year	First date	Last date
1903	1903-01-22	1903-11-29
1904	1904-01-03	1904-11-01
1905	1905-01-03	1905-10-17
1906	1906-02-28	1906-11-28
1907	1907-02-06	1907-12-27
1908	1908-02-08	1908-12-02
1909	1909-04-26	1909-11-10
1910	1910-03-06	1910-12-23
1911	1911-02-07	1911-12-12
1912	1912-06-24	1912-09-18
1913	1913-02-14	1913-12-23
1914	1914-02-28	1914-11-25
1915	1915-02-20	1915-09-20
1916	1916-01-28	1916-11-16
1917	1917-02-15	1917-10-20
1918	1918-01-14	1918-10-26
1919	1919-02-03	1919-12-27
1920	1920-03-06	1920-11-15
1921	1921-01-02	1921-11-27
1922	1922-01-06	1922-12-10
1923	1923-05-21	1923-12-14
1924	1924-02-15	1924-11-23
1925	1925-01-14	1925-11-19
1926	1926-05-30	1926-09-27
1927	1927-02-05	1927-12-02
1928	1928-01-20	1928-10-26
1929	1929-01-30	1929-12-28
1930	1930-02-21	1930-12-16
1931	1931-03-13	1931-12-04
1932	1932-02-05	1932-12-15
1933	1933-03-04	1933-12-03
1934	1934-04-03	1934-11-09
1935	1935-01-05	1935-12-02
1936	1936-03-13	1936-12-17
1937	1937-01-25	1937-12-03
1938	1938-01-16	1938-07-24
1939	1939-01-16	1939-12-05
1940	1940-01-06	1940-12-20
1941	1941-01-24	1941-10-26
1942	1942-01-19	1942-11-22
1943	1943-01-22	1943-10-17
1944	1944-04-09	1944-11-07
1945	1945-05-04	1945-12-27
1946	1946-01-17	1946-12-28
1947	1947-02-04	1947-12-23
1948	1948-04-11	1948-12-26
1949	1949-02-20	1949-11-22
1950	1950-03-17	1950-12-20
1951	1951-02-20	1951-11-15
1952	1952-01-25	1952-12-10
1953	1953-01-27	1953-12-07
1954	1954-01-27	1954-12-17
1955	1955-02-11	1955-11-09
1957	1957-02-06	1957-12-25
1958	1958-04-13	1958-10-19
1959	1959-01-24	1959-09-14
1960	1960-01-03	1960-11-21
1961	1961-03-23	1961-12-18
1962	1962-04-28	1962-10-25
1963	1963-01-06	1963-09-28
1965	1965-04-16	1965-12-13
1967	1967-02-25	1967-12-29
1968	1968-01-19	1968-11-25
1969	1969-02-10	1969-12-11
1970	1970-01-12	1970-12-04
1971	1971-03-15	1971-12-10
1972	1972-02-17	1972-09-07

Every Fixed Threshold

Fixed thresholds at Douglas
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	26	1960	6
25 mm (0.98 in): Days with 25 mm or more rain	54	6	1946	2
50 mm (1.97 in): Days with 50 mm or more rain	9	2	1946	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

Data for Douglas 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).

Douglas Threshold Days by Year (ASN00079076)

Key Facts for Douglas Thresholds

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

Every Fixed Threshold

Download the Data

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