Ford Lock 1O Threshold Days by Year (USC00152953)

6 fixed thresholds counted per year at Ford Lock 1O (USC00152953): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ford Lock 1O Thresholds

Ford Lock 1O: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1942 with 52.
Ford Lock 1O: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1942 with 20.
Ford Lock 1O: days with 50 mm (1.97 in) or more of precipitation in 46 years, most in 1935 with 5.
Ford Lock 1O: days with 10 cm (3.9 in) or more of snowfall in 11 years, most in 1968 with 4.
6 fixed thresholds have at least one qualifying day at Ford Lock 1O.

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

55 years with a qualifying day

Days per year at Ford Lock 1O with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 52 in 1942.

Days with 10 mm (0.39 in) or more of precipitation per year at Ford Lock 1O
Year	Days	Decade average
1924	36	41
1925	37	41
1926	51	41
1927	45	41
1928	37	41
1929	40	41
1930	20	38.1
1931	37	38.1
1932	42	38.1
1933	48	38.1
1934	26	38.1
1935	51	38.1
1937	42	38.1
1938	35	38.1
1939	42	38.1
1940	36	36.9
1941	22	36.9
1942	52	36.9
1943	32	36.9
1944	34	36.9
1945	40	36.9
1946	32	36.9
1947	36	36.9
1948	39	36.9
1949	46	36.9
1950	47	39.6
1951	47	39.6
1952	40	39.6
1953	32	39.6
1954	33	39.6
1955	40	39.6
1956	45	39.6
1957	40	39.6
1958	39	39.6
1959	33	39.6
1960	40	36.5
1961	47	36.5
1962	47	36.5
1963	25	36.5
1964	37	36.5
1965	34	36.5
1966	40	36.5
1967	32	36.5
1968	38	36.5
1969	25	36.5
1970	33	37.9
1971	36	37.9
1972	41	37.9
1973	39	37.9
1974	44	37.9
1975	47	37.9
1976	35	37.9
1977	30	37.9
1978	36	37.9
1980	26	26

For each year, a bar from the first to the last day at Ford Lock 1O meeting 10 mm (0.39 in).

First to last qualifying date each year at Ford Lock 1O
Year	First date	Last date
1924	1924-01-03	1924-12-24
1925	1925-01-11	1925-11-27
1926	1926-01-18	1926-12-26
1927	1927-01-20	1927-12-16
1928	1928-01-19	1928-12-05
1929	1929-01-10	1929-12-28
1930	1930-01-03	1930-12-26
1931	1931-02-08	1931-12-22
1932	1932-01-06	1932-12-31
1933	1933-01-09	1933-12-20
1934	1934-01-07	1934-12-26
1935	1935-01-01	1935-12-08
1937	1937-01-02	1937-12-18
1938	1938-01-01	1938-12-27
1939	1939-01-05	1939-12-27
1940	1940-01-08	1940-12-07
1941	1941-01-16	1941-12-19
1942	1942-01-01	1942-12-30
1943	1943-01-26	1943-12-29
1944	1944-01-03	1944-12-28
1945	1945-01-01	1945-12-25
1946	1946-01-07	1946-12-29
1947	1947-01-01	1947-12-16
1948	1948-01-01	1948-12-16
1949	1949-01-04	1949-12-27
1950	1950-01-03	1950-12-07
1951	1951-01-03	1951-12-26
1952	1952-01-02	1952-12-10
1953	1953-01-07	1953-12-14
1954	1954-01-10	1954-12-30
1955	1955-01-05	1955-12-04
1956	1956-01-29	1956-12-23
1957	1957-01-09	1957-12-26
1958	1958-01-14	1958-11-29
1959	1959-01-01	1959-12-28
1960	1960-01-03	1960-12-30
1961	1961-01-15	1961-12-17
1962	1962-01-06	1962-12-30
1963	1963-02-11	1963-11-29
1964	1964-01-01	1964-12-26
1965	1965-01-09	1965-11-27
1966	1966-01-01	1966-12-28
1967	1967-01-27	1967-12-12
1968	1968-01-01	1968-12-28
1969	1969-01-21	1969-12-31
1970	1970-02-02	1970-12-22
1971	1971-01-04	1971-12-31
1972	1972-01-05	1972-12-15
1973	1973-01-04	1973-12-30
1974	1974-01-03	1974-12-28
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-07
1977	1977-01-10	1977-12-06
1978	1978-01-17	1978-12-21
1980	1980-01-12	1980-11-18

Every Fixed Threshold

Fixed thresholds at Ford Lock 1O
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	55	52	1942	26
25 mm (0.98 in): Days with 25 mm or more rain	55	20	1942	7
50 mm (1.97 in): Days with 50 mm or more rain	46	5	1935	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1932	1
10 cm (3.9 in): Days with 10 cm or more snowfall	11	4	1968	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1968	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

Data for Ford Lock 1O 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).

Ford Lock 1O Threshold Days by Year (USC00152953)

Key Facts for Ford Lock 1O Thresholds

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

Every Fixed Threshold

Download the Data

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