Prairie du Chien Threshold Days by Year (USC00476827)

19 fixed thresholds counted per year at Prairie du Chien (USC00476827): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Prairie du Chien Thresholds

Prairie du Chien: days with a maximum temperature at or above 30 C (86 F) in 131 years, most in 1893 with 80.
Prairie du Chien: days with a maximum temperature at or below 0 C (32 F) in 131 years, most in 2014 with 79.
Prairie du Chien: days with a maximum temperature at or above 90 F (32.2 C) in 130 years, most in 1901 with 59.
Prairie du Chien: nights with a minimum temperature at or below 0 C (32 F) in 130 years, most in 1896 with 181.
19 fixed thresholds have at least one qualifying day at Prairie du Chien.

Days at or above 30 C (86 F)

131 years with a qualifying day

Days per year at Prairie du Chien with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 80 in 1893.

Days at or above 30 C (86 F) per year at Prairie du Chien
Year	Days	Decade average
1893	80	63
1896	57	63
1897	67	63
1898	58	63
1899	53	63
1900	77	50.5
1901	78	50.5
1902	31	50.5
1903	38	50.5
1904	31	50.5
1905	49	50.5
1906	58	50.5
1907	34	50.5
1908	56	50.5
1909	53	50.5
1910	66	44.6
1911	69	44.6
1912	42	44.6
1913	61	44.6
1914	56	44.6
1915	20	44.6
1917	17	44.6
1918	25	44.6
1919	45	44.6
1920	25	38.7
1921	57	38.7
1922	34	38.7
1923	43	38.7
1924	21	38.7
1925	53	38.7
1926	36	38.7
1927	48	38.7
1928	29	38.7
1929	41	38.7
1930	58	55.8
1931	74	55.8
1932	43	55.8
1933	70	55.8
1934	64	55.8
1935	51	55.8
1936	62	55.8
1937	24	55.8
1938	38	55.8
1939	74	55.8
1940	45	49.5
1941	56	49.5
1942	30	49.5
1943	42	49.5
1944	44	49.5
1945	37	49.5
1946	41	49.5
1947	66	49.5
1948	67	49.5
1949	67	49.5
1950	33	46.4
1951	24	46.4
1952	59	46.4
1953	51	46.4
1954	53	46.4
1955	77	46.4
1956	41	46.4
1957	38	46.4
1958	31	46.4
1959	57	46.4
1960	45	43.2
1961	60	43.2
1962	43	43.2
1963	57	43.2
1964	52	43.2
1965	29	43.2
1966	43	43.2
1967	30	43.2
1968	36	43.2
1969	37	43.2
1970	58	48.7
1971	47	48.7
1972	43	48.7
1973	42	48.7
1974	31	48.7
1975	59	48.7
1976	66	48.7
1977	50	48.7
1978	50	48.7
1979	41	48.7
1980	68	51.1
1981	36	51.1
1982	33	51.1
1983	68	51.1
1984	58	51.1
1985	51	51.1
1986	36	51.1
1987	48	51.1
1988	80	51.1
1989	33	51.1
1990	33	29.8
1991	44	29.8
1992	13	29.8
1993	18	29.8
1994	21	29.8
1995	47	29.8
1996	20	29.8
1997	24	29.8
1998	35	29.8
1999	43	29.8
2000	27	30
2001	45	30
2002	40	30
2003	39	30
2004	9	30
2005	44	30
2006	29	30
2007	37	30
2008	19	30
2009	11	30
2010	30	32.8
2011	44	32.8
2012	60	32.8
2013	32	32.8
2014	17	32.8
2015	21	32.8
2016	32	32.8
2017	28	32.8
2018	38	32.8
2019	26	32.8
2020	35	37.6
2021	42	37.6
2022	33	37.6
2023	44	37.6
2024	32	37.6
2025	40	37.6
2026	37	37.6

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

First to last qualifying date each year at Prairie du Chien
Year	First date	Last date
1893	1893-05-21	1893-10-10
1896	1896-04-15	1896-08-25
1897	1897-05-05	1897-10-15
1898	1898-05-18	1898-09-29
1899	1899-06-04	1899-10-24
1900	1900-05-12	1900-10-04
1901	1901-04-28	1901-09-07
1902	1902-04-22	1902-10-09
1903	1903-05-17	1903-09-21
1904	1904-05-20	1904-09-28
1905	1905-05-03	1905-10-09
1906	1906-05-17	1906-09-19
1907	1907-05-14	1907-09-19
1908	1908-05-12	1908-09-26
1909	1909-05-29	1909-09-20
1910	1910-03-23	1910-10-17
1911	1911-05-09	1911-09-16
1912	1912-05-23	1912-09-09
1913	1913-05-01	1913-09-07
1914	1914-05-25	1914-09-20
1915	1915-04-28	1915-09-13
1917	1917-05-17	1917-08-26
1918	1918-05-03	1918-08-26
1919	1919-05-28	1919-09-20
1920	1920-06-08	1920-09-25
1921	1921-05-21	1921-09-04
1922	1922-05-10	1922-10-05
1923	1923-05-29	1923-09-05
1924	1924-05-05	1924-08-30
1925	1925-04-22	1925-09-20
1926	1926-05-24	1926-09-17
1927	1927-06-08	1927-09-18
1928	1928-05-09	1928-08-27
1929	1929-05-28	1929-09-03
1930	1930-04-10	1930-09-23
1931	1931-04-08	1931-09-20
1932	1932-05-13	1932-09-10
1933	1933-05-25	1933-09-23
1934	1934-05-03	1934-09-25
1935	1935-06-12	1935-09-24
1936	1936-05-06	1936-09-14
1937	1937-06-24	1937-09-02
1938	1938-06-21	1938-09-23
1939	1939-04-24	1939-09-28
1940	1940-05-12	1940-09-20
1941	1941-05-15	1941-09-21
1942	1942-05-01	1942-09-11
1943	1943-06-03	1943-08-31
1944	1944-05-12	1944-09-18
1945	1945-06-22	1945-09-09
1946	1946-06-06	1946-08-17
1947	1947-06-09	1947-10-21
1948	1948-05-20	1948-09-19
1949	1949-05-03	1949-09-02
1950	1950-05-24	1950-10-18
1951	1951-05-18	1951-09-11
1952	1952-04-29	1952-09-13
1953	1953-05-29	1953-10-20
1954	1954-06-09	1954-09-27
1955	1955-05-02	1955-09-19
1956	1956-05-21	1956-08-28
1957	1957-06-15	1957-09-02
1958	1958-05-14	1958-09-03
1959	1959-05-02	1959-09-09
1960	1960-04-22	1960-09-08
1961	1961-05-12	1961-09-11
1962	1962-04-26	1962-10-10
1963	1963-05-08	1963-10-23
1964	1964-04-16	1964-09-09
1965	1965-05-01	1965-08-17
1966	1966-06-04	1966-09-02
1967	1967-05-18	1967-08-29
1968	1968-06-04	1968-09-03
1969	1969-05-16	1969-10-01
1970	1970-04-29	1970-09-20
1971	1971-06-04	1971-10-02
1972	1972-05-17	1972-09-16
1973	1973-06-08	1973-09-02
1974	1974-05-21	1974-09-26
1975	1975-05-18	1975-10-14
1976	1976-06-06	1976-10-02
1977	1977-04-17	1977-09-08
1978	1978-05-25	1978-09-12
1979	1979-05-09	1979-09-11
1980	1980-04-21	1980-09-09
1981	1981-06-05	1981-09-12
1982	1982-06-28	1982-09-13
1983	1983-06-10	1983-10-03
1984	1984-06-06	1984-09-25
1985	1985-04-18	1985-09-20
1986	1986-03-29	1986-09-27
1987	1987-05-09	1987-08-17
1988	1988-05-21	1988-09-18
1989	1989-06-06	1989-08-23
1990	1990-06-12	1990-09-13
1991	1991-04-06	1991-09-09
1992	1992-05-01	1992-08-25
1993	1993-06-22	1993-10-07
1994	1994-04-18	1994-09-16
1995	1995-06-07	1995-09-05
1996	1996-05-18	1996-09-07
1997	1997-06-13	1997-10-07
1998	1998-05-14	1998-09-27
1999	1999-05-29	1999-09-08
2000	2000-05-06	2000-09-19
2001	2001-05-15	2001-08-24
2002	2002-04-16	2002-09-10
2003	2003-04-15	2003-09-12
2004	2004-04-17	2004-08-04
2005	2005-06-07	2005-10-05
2006	2006-05-25	2006-09-09
2007	2007-04-30	2007-10-08
2008	2008-06-08	2008-09-03
2009	2009-04-25	2009-08-15
2010	2010-05-24	2010-10-10
2011	2011-05-11	2011-09-13
2012	2012-05-16	2012-09-12
2013	2013-05-01	2013-09-20
2014	2014-05-21	2014-09-05
2015	2015-06-10	2015-09-17
2016	2016-05-07	2016-09-07
2017	2017-05-17	2017-10-03
2018	2018-05-25	2018-10-04
2019	2019-06-01	2019-10-01
2020	2020-05-27	2020-08-28
2021	2021-05-02	2021-10-01
2022	2022-05-10	2022-09-21
2023	2023-04-13	2023-10-04
2024	2024-05-19	2024-09-22
2025	2025-05-13	2025-10-05
2026	2026-05-27	2026-10-13

Every Fixed Threshold

Fixed thresholds at Prairie du Chien
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	131	80	1893	37
35 C (95 F): Days	107	36	1901	1
40 C (104 F): Days	10	7	1901	1
90 F (32.2 C): Days	130	59	1901	12
100 F (37.8 C): Days	37	19	1901	1
110 F (43.3 C): Days	1	1	1901	1
0 C (32 F): Ice days (max	131	79	2014	37
0 C (32 F): Frost days (min	130	181	1896	88
-10 C (14 F): Days with min	130	86	1893	36
-20 C (-4 F): Days with min	129	39	1963	10
-30 C (-22 F): Days with min	50	12	1936	3
20 C (68 F): Tropical nights (min	130	35	1983	25
25 C (77 F): Days with min	33	6	1988	2
10 mm (0.39 in): Days with 10 mm or more rain	121	47	2018	29
25 mm (0.98 in): Days with 25 mm or more rain	121	17	2018	13
50 mm (1.97 in): Days with 50 mm or more rain	91	7	2016	4
100 mm (3.94 in): Days with 100 mm or more rain	7	1	1911	1
10 cm (3.9 in): Days with 10 cm or more snowfall	83	8	1979	1
25 cm (9.8 in): Days with 25 cm or more snowfall	14	2	1996	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Prairie du Chien 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Prairie du Chien Threshold Days by Year (USC00476827)

Key Facts for Prairie du Chien Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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