Boatman Station Threshold Days by Year

4 fixed thresholds counted per year at Boatman Station (ASN00044009): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Boatman Station Thresholds

Boatman Station: days with 10 mm (0.39 in) or more of precipitation in 95 years, most in 1950 with 34.
Boatman Station: days with 25 mm (0.98 in) or more of precipitation in 92 years, most in 1975 with 14.
Boatman Station: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1917 with 5.
Boatman Station: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1913 with 1.
4 fixed thresholds have at least one qualifying day at Boatman Station.

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

95 years with a qualifying day

Days per year at Boatman Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1950.

Days with 10 mm (0.39 in) or more of precipitation per year at Boatman Station
Year	Days	Decade average
1909	20	20
1910	22	15.3
1911	12	15.3
1912	12	15.3
1913	16	15.3
1914	17	15.3
1915	8	15.3
1916	21	15.3
1917	21	15.3
1918	15	15.3
1919	9	15.3
1920	18	13.3
1921	26	13.3
1922	6	13.3
1923	8	13.3
1924	20	13.3
1925	10	13.3
1926	15	13.3
1927	12	13.3
1928	10	13.3
1929	8	13.3
1930	8	13.6
1931	18	13.6
1932	12	13.6
1933	18	13.6
1934	16	13.6
1935	11	13.6
1936	13	13.6
1937	13	13.6
1938	9	13.6
1939	18	13.6
1940	9	12.3
1941	15	12.3
1942	15	12.3
1943	15	12.3
1944	10	12.3
1945	11	12.3
1946	4	12.3
1947	17	12.3
1948	12	12.3
1949	15	12.3
1950	34	16.4
1951	15	16.4
1952	16	16.4
1953	13	16.4
1954	20	16.4
1955	18	16.4
1957	10	16.4
1958	8	16.4
1959	14	16.4
1960	12	12.9
1961	12	12.9
1962	15	12.9
1963	25	12.9
1964	10	12.9
1965	7	12.9
1966	11	12.9
1967	14	12.9
1968	13	12.9
1969	10	12.9
1974	17	18
1975	27	18
1976	16	18
1977	10	18
1978	28	18
1979	10	18
1980	11	14.6
1981	12	14.6
1982	8	14.6
1983	27	14.6
1984	15	14.6
1985	18	14.6
1986	13	14.6
1987	15	14.6
1988	12	14.6
1989	15	14.6
1990	17	15.9
1991	12	15.9
1992	6	15.9
1993	15	15.9
1994	8	15.9
1995	17	15.9
1996	15	15.9
1997	25	15.9
1998	25	15.9
1999	19	15.9
2000	22	12.6
2001	8	12.6
2002	8	12.6
2003	11	12.6
2004	14	12.6
2018	7	7
2019	7	7
2023	9	7.5
2025	6	7.5

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

First to last qualifying date each year at Boatman Station
Year	First date	Last date
1909	1909-01-17	1909-12-27
1910	1910-01-11	1910-12-11
1911	1911-01-09	1911-12-29
1912	1912-03-02	1912-12-25
1913	1913-01-04	1913-12-18
1914	1914-01-05	1914-12-20
1915	1915-01-11	1915-12-10
1916	1916-01-14	1916-12-24
1917	1917-01-23	1917-12-25
1918	1918-01-03	1918-12-30
1919	1919-01-12	1919-12-23
1920	1920-01-20	1920-12-03
1921	1921-02-03	1921-12-26
1922	1922-01-07	1922-12-18
1923	1923-01-06	1923-10-30
1924	1924-01-06	1924-12-15
1925	1925-01-17	1925-12-30
1926	1926-01-01	1926-12-19
1927	1927-01-06	1927-12-23
1928	1928-01-17	1928-11-20
1929	1929-01-10	1929-11-10
1930	1930-01-24	1930-12-17
1931	1931-03-03	1931-12-08
1932	1932-02-08	1932-11-23
1933	1933-01-27	1933-12-25
1934	1934-01-28	1934-12-28
1935	1935-01-06	1935-12-04
1936	1936-01-06	1936-12-14
1937	1937-01-11	1937-10-16
1938	1938-01-24	1938-11-01
1939	1939-01-20	1939-11-04
1940	1940-01-08	1940-12-31
1941	1941-01-04	1941-12-30
1942	1942-02-14	1942-12-30
1943	1943-01-02	1943-12-19
1944	1944-02-17	1944-12-01
1945	1945-01-01	1945-12-19
1946	1946-01-19	1946-09-20
1947	1947-02-11	1947-12-11
1948	1948-01-02	1948-12-31
1949	1949-01-09	1949-12-14
1950	1950-01-01	1950-11-23
1951	1951-01-08	1951-12-26
1952	1952-02-18	1952-10-25
1953	1953-01-07	1953-10-30
1954	1954-01-01	1954-12-30
1955	1955-01-08	1955-10-22
1957	1957-01-10	1957-12-31
1958	1958-01-29	1958-11-26
1959	1959-01-24	1959-10-16
1960	1960-01-22	1960-12-14
1961	1961-01-03	1961-12-19
1962	1962-01-02	1962-12-30
1963	1963-01-08	1963-12-09
1964	1964-01-14	1964-09-29
1965	1965-07-20	1965-12-15
1966	1966-01-22	1966-12-25
1967	1967-02-26	1967-12-28
1968	1968-01-14	1968-12-05
1969	1969-01-18	1969-11-14
1974	1974-01-08	1974-11-01
1975	1975-01-03	1975-12-30
1976	1976-01-13	1976-12-22
1977	1977-01-15	1977-12-02
1978	1978-01-14	1978-12-26
1979	1979-01-18	1979-11-06
1980	1980-02-03	1980-12-02
1981	1981-01-18	1981-11-25
1982	1982-01-02	1982-10-12
1983	1983-02-14	1983-12-30
1984	1984-01-05	1984-12-12
1985	1985-02-20	1985-12-09
1986	1986-01-17	1986-12-01
1987	1987-01-07	1987-11-17
1988	1988-02-06	1988-12-26
1989	1989-02-02	1989-11-05
1990	1990-01-15	1990-08-01
1991	1991-01-04	1991-12-12
1992	1992-02-08	1992-12-16
1993	1993-01-28	1993-12-07
1994	1994-02-02	1994-12-25
1995	1995-01-04	1995-12-01
1996	1996-01-02	1996-11-05
1997	1997-01-12	1997-12-28
1998	1998-01-07	1998-12-31
1999	1999-01-01	1999-12-27
2000	2000-01-10	2000-11-18
2001	2001-02-04	2001-12-15
2002	2002-01-06	2002-02-27
2003	2003-02-10	2003-11-22
2004	2004-01-13	2004-12-09
2018	2018-03-04	2018-12-14
2019	2019-03-28	2019-11-23
2023	2023-01-22	2023-12-15
2025	2025-07-26	2025-12-14

Every Fixed Threshold

Fixed thresholds at Boatman Station
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	95	34	1950	6
25 mm (0.98 in): Days with 25 mm or more rain	92	14	1975	3
50 mm (1.97 in): Days with 50 mm or more rain	60	5	1917	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1913	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

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Data for Boatman Station 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Boatman Station Threshold Days by Year

Key Facts for Boatman Station Thresholds

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

Every Fixed Threshold

Download the Data

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