Crosby Threshold Days by Year (USC00321871)

20 fixed thresholds counted per year at Crosby (USC00321871): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Crosby Thresholds

Crosby: days with 10 mm (0.39 in) or more of precipitation in 109 years, most in 2013 with 23.
Crosby: nights with a minimum temperature at or below 0 C (32 F) in 108 years, most in 1945 with 216.
Crosby: nights with a minimum temperature at or below -10 C (14 F) in 108 years, most in 1955 with 128.
Crosby: nights with a minimum temperature at or below -20 C (-4 F) in 108 years, most in 1936 with 77.
20 fixed thresholds have at least one qualifying day at Crosby.

Days at or above 30 C (86 F)

107 years with a qualifying day

Days per year at Crosby with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 62 in 1961.

Days at or above 30 C (86 F) per year at Crosby
Year	Days	Decade average
1909	22	22
1910	33	19.6
1911	14	19.6
1912	7	19.6
1913	16	19.6
1917	21	19.6
1918	17	19.6
1919	29	19.6
1920	30	21.8
1921	14	21.8
1922	32	21.8
1923	25	21.8
1924	14	21.8
1925	26	21.8
1926	28	21.8
1927	8	21.8
1928	12	21.8
1929	29	21.8
1930	28	39.6
1931	37	39.6
1933	37	39.6
1934	46	39.6
1935	32	39.6
1936	56	39.6
1937	46	39.6
1938	33	39.6
1939	41	39.6
1940	37	27.8
1941	36	27.8
1942	19	27.8
1943	20	27.8
1944	10	27.8
1945	20	27.8
1946	32	27.8
1947	29	27.8
1948	36	27.8
1949	39	27.8
1950	17	25
1951	20	25
1952	23	25
1953	21	25
1954	16	25
1955	30	25
1956	19	25
1957	34	25
1958	34	25
1959	36	25
1960	41	34.4
1961	62	34.4
1962	18	34.4
1963	29	34.4
1964	31	34.4
1965	21	34.4
1966	37	34.4
1967	45	34.4
1968	27	34.4
1969	33	34.4
1970	46	34.4
1971	28	34.4
1972	24	34.4
1973	36	34.4
1974	30	34.4
1975	22	34.4
1976	38	34.4
1977	43	34.4
1978	40	34.4
1979	37	34.4
1980	45	45.3
1981	46	45.3
1982	31	45.3
1983	57	45.3
1984	57	45.3
1985	33	45.3
1986	32	45.3
1987	48	45.3
1988	60	45.3
1989	44	45.3
1990	31	23.4
1991	28	23.4
1992	24	23.4
1993	6	23.4
1994	21	23.4
1995	23	23.4
1996	28	23.4
1997	33	23.4
1998	25	23.4
1999	15	23.4
2000	23	26.7
2001	30	26.7
2002	23	26.7
2003	45	26.7
2004	9	26.7
2005	28	26.7
2006	44	26.7
2007	32	26.7
2008	17	26.7
2009	16	26.7
2010	13	24.1
2011	22	24.1
2012	29	24.1
2013	23	24.1
2017	25	24.1
2018	33	24.1
2019	24	24.1
2020	31	38
2021	53	38
2022	30	38

For each year, a bar from the first to the last day at Crosby meeting 30 C (86 F).

First to last qualifying date each year at Crosby
Year	First date	Last date
1909	1909-06-18	1909-09-17
1910	1910-04-20	1910-09-18
1911	1911-04-27	1911-08-20
1912	1912-06-22	1912-06-30
1913	1913-05-27	1913-09-05
1917	1917-05-15	1917-08-21
1918	1918-06-09	1918-08-08
1919	1919-05-25	1919-08-31
1920	1920-07-03	1920-09-20
1921	1921-06-14	1921-09-01
1922	1922-06-03	1922-09-26
1923	1923-05-26	1923-09-14
1924	1924-07-05	1924-09-23
1925	1925-05-19	1925-09-03
1926	1926-04-30	1926-08-29
1927	1927-06-26	1927-08-25
1928	1928-05-06	1928-09-18
1929	1929-05-24	1929-09-01
1930	1930-06-26	1930-08-30
1931	1931-05-14	1931-09-07
1933	1933-05-31	1933-09-18
1934	1934-05-05	1934-10-11
1935	1935-05-30	1935-09-22
1936	1936-05-15	1936-09-03
1937	1937-05-28	1937-09-20
1938	1938-06-17	1938-09-25
1939	1939-04-30	1939-09-21
1940	1940-05-11	1940-09-17
1941	1941-05-20	1941-09-18
1942	1942-04-22	1942-10-10
1943	1943-07-03	1943-10-11
1944	1944-05-29	1944-08-07
1945	1945-06-21	1945-09-05
1946	1946-05-26	1946-10-01
1947	1947-07-02	1947-09-04
1948	1948-05-18	1948-09-16
1949	1949-05-13	1949-09-25
1950	1950-06-05	1950-09-07
1951	1951-05-24	1951-08-23
1952	1952-04-26	1952-09-26
1953	1953-06-12	1953-10-01
1954	1954-06-23	1954-09-01
1955	1955-06-15	1955-10-10
1956	1956-05-21	1956-09-26
1957	1957-05-30	1957-10-02
1958	1958-05-11	1958-09-12
1959	1959-06-03	1959-08-28
1960	1960-05-12	1960-09-19
1961	1961-05-29	1961-09-01
1962	1962-04-24	1962-09-06
1963	1963-05-30	1963-09-26
1964	1964-05-20	1964-09-17
1965	1965-07-03	1965-08-15
1966	1966-05-21	1966-09-20
1967	1967-06-26	1967-09-28
1968	1968-04-30	1968-09-14
1969	1969-05-26	1969-09-13
1970	1970-05-17	1970-09-05
1971	1971-06-22	1971-09-12
1972	1972-05-16	1972-09-09
1973	1973-06-01	1973-08-31
1974	1974-06-13	1974-08-07
1975	1975-06-24	1975-09-16
1976	1976-06-01	1976-09-17
1977	1977-04-26	1977-09-15
1978	1978-05-22	1978-09-10
1979	1979-05-16	1979-09-17
1980	1980-04-20	1980-09-07
1981	1981-05-20	1981-09-19
1982	1982-05-02	1982-09-10
1983	1983-05-26	1983-09-27
1984	1984-05-16	1984-09-18
1985	1985-04-28	1985-08-30
1986	1986-05-28	1986-08-31
1987	1987-04-28	1987-10-03
1988	1988-05-27	1988-09-06
1989	1989-04-22	1989-09-30
1990	1990-05-06	1990-09-12
1991	1991-05-21	1991-09-01
1992	1992-05-06	1992-10-01
1993	1993-05-12	1993-08-10
1994	1994-05-17	1994-09-09
1995	1995-05-31	1995-09-03
1996	1996-06-08	1996-08-31
1997	1997-05-31	1997-10-02
1998	1998-06-25	1998-09-16
1999	1999-05-28	1999-08-30
2000	2000-05-02	2000-09-17
2001	2001-04-28	2001-09-05
2002	2002-06-16	2002-09-16
2003	2003-05-26	2003-09-08
2004	2004-06-29	2004-09-01
2005	2005-06-17	2005-09-10
2006	2006-05-18	2006-09-13
2007	2007-05-09	2007-09-16
2008	2008-06-30	2008-08-30
2009	2009-06-14	2009-09-24
2010	2010-06-25	2010-08-26
2011	2011-06-29	2011-09-25
2012	2012-04-24	2012-09-10
2013	2013-05-13	2013-09-17
2017	2017-05-13	2017-09-12
2018	2018-05-16	2018-09-08
2019	2019-05-29	2019-09-17
2020	2020-06-24	2020-09-05
2021	2021-05-18	2021-10-06
2022	2022-06-18	2022-09-29

Every Fixed Threshold

Fixed thresholds at Crosby
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	107	62	1961	30
35 C (95 F): Days	92	26	1936	5
40 C (104 F): Days	16	5	1988	2
90 F (32.2 C): Days	107	43	1988	15
100 F (37.8 C): Days	49	14	1988	1
110 F (43.3 C): Days	2	1	1936	1
0 C (32 F): Ice days (max	107	132	1951	94
0 C (32 F): Frost days (min	108	216	1945	182
-10 C (14 F): Days with min	108	128	1955	104
-20 C (-4 F): Days with min	108	77	1936	47
-30 C (-22 F): Days with min	105	27	1936	17
-40 C (-40 F): Days with min	8	3	1936	1
20 C (68 F): Tropical nights (min	46	10	1988	1
25 C (77 F): Days with min	1	1	1989	1
10 mm (0.39 in): Days with 10 mm or more rain	109	23	2013	14
25 mm (0.98 in): Days with 25 mm or more rain	88	8	1978	3
50 mm (1.97 in): Days with 50 mm or more rain	23	2	1963	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1974	1
10 cm (3.9 in): Days with 10 cm or more snowfall	80	6	1967	1
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1917	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.

Download the Data

Data for Crosby 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).

Crosby Threshold Days by Year (USC00321871)

Key Facts for Crosby Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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