Belle Plaine Threshold Days by Year (USC00130600)

20 fixed thresholds counted per year at Belle Plaine (USC00130600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Belle Plaine Thresholds

Belle Plaine: days with a maximum temperature at or above 30 C (86 F) in 126 years, most in 1934 with 87.
Belle Plaine: days with a maximum temperature at or below 0 C (32 F) in 126 years, most in 1978 with 83.
Belle Plaine: days with a maximum temperature at or above 90 F (32.2 C) in 125 years, most in 1936 with 63.
Belle Plaine: nights with a minimum temperature at or below 0 C (32 F) in 123 years, most in 1996 with 172.
20 fixed thresholds have at least one qualifying day at Belle Plaine.

Days at or above 30 C (86 F)

126 years with a qualifying day

Days per year at Belle Plaine with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 87 in 1934.

Days at or above 30 C (86 F) per year at Belle Plaine
Year	Days	Decade average
1893	47	56.2
1894	82	56.2
1895	70	56.2
1896	55	56.2
1897	48	56.2
1898	35	56.2
1901	66	31.6
1902	17	31.6
1903	17	31.6
1906	39	31.6
1907	12	31.6
1908	30	31.6
1909	40	31.6
1910	60	49.3
1911	64	49.3
1912	53	49.3
1913	67	49.3
1914	62	49.3
1915	20	49.3
1916	59	49.3
1917	25	49.3
1918	38	49.3
1919	45	49.3
1920	53	50.5
1921	72	50.5
1922	59	50.5
1923	52	50.5
1924	26	50.5
1925	67	50.5
1926	44	50.5
1927	49	50.5
1928	37	50.5
1929	46	50.5
1930	70	70.1
1931	80	70.1
1932	50	70.1
1933	80	70.1
1934	87	70.1
1935	62	70.1
1936	80	70.1
1937	70	70.1
1938	56	70.1
1939	66	70.1
1940	48	47.9
1941	62	47.9
1942	46	47.9
1943	46	47.9
1944	49	47.9
1945	30	47.9
1946	27	47.9
1947	59	47.9
1948	58	47.9
1949	54	47.9
1950	33	49.1
1951	26	49.1
1952	63	49.1
1953	61	49.1
1954	60	49.1
1955	67	49.1
1956	62	49.1
1957	42	49.1
1958	28	49.1
1959	49	49.1
1960	37	34.7
1961	38	34.7
1962	38	34.7
1963	44	34.7
1964	46	34.7
1965	23	34.7
1966	43	34.7
1967	18	34.7
1968	35	34.7
1969	25	34.7
1970	43	40.9
1971	46	40.9
1972	33	40.9
1973	39	40.9
1974	27	40.9
1975	47	40.9
1976	50	40.9
1977	50	40.9
1978	44	40.9
1979	30	40.9
1980	57	45
1981	30	45
1982	22	45
1983	68	45
1984	43	45
1985	39	45
1986	36	45
1987	53	45
1988	72	45
1989	30	45
1990	25	30.8
1991	49	30.8
1992	16	30.8
1993	23	30.8
1994	33	30.8
1995	58	30.8
1996	17	30.8
1997	24	30.8
1998	30	30.8
1999	33	30.8
2000	35	34.8
2001	41	34.8
2002	49	34.8
2003	34	34.8
2004	17	34.8
2005	49	34.8
2006	42	34.8
2007	50	34.8
2008	21	34.8
2009	10	34.8
2010	35	42.6
2011	42	42.6
2012	56	42.6
2016	33	42.6
2017	42	42.6
2018	54	42.6
2019	36	42.6
2020	43	44.5
2021	48	44.5
2023	52	44.5
2024	39	44.5
2025	53	44.5
2026	32	44.5

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

First to last qualifying date each year at Belle Plaine
Year	First date	Last date
1893	1893-06-12	1893-10-10
1894	1894-04-28	1894-09-09
1895	1895-04-30	1895-09-25
1896	1896-04-16	1896-09-02
1897	1897-06-12	1897-10-01
1898	1898-06-05	1898-09-29
1901	1901-04-28	1901-09-08
1902	1902-04-21	1902-08-02
1903	1903-06-29	1903-08-24
1906	1906-05-17	1906-09-18
1907	1907-07-22	1907-09-18
1908	1908-05-18	1908-09-21
1909	1909-05-05	1909-09-13
1910	1910-03-23	1910-10-16
1911	1911-05-09	1911-09-14
1912	1912-05-22	1912-10-05
1913	1913-05-01	1913-09-10
1914	1914-05-10	1914-09-19
1915	1915-04-20	1915-10-03
1916	1916-04-12	1916-10-08
1917	1917-05-17	1917-09-05
1918	1918-05-03	1918-08-25
1919	1919-05-28	1919-09-20
1920	1920-05-22	1920-10-11
1921	1921-05-18	1921-09-22
1922	1922-05-10	1922-10-05
1923	1923-06-01	1923-09-10
1924	1924-04-24	1924-09-22
1925	1925-04-12	1925-09-19
1926	1926-04-30	1926-09-21
1927	1927-06-19	1927-10-27
1928	1928-05-09	1928-10-11
1929	1929-04-04	1929-09-27
1930	1930-04-10	1930-10-10
1931	1931-04-08	1931-09-20
1932	1932-05-13	1932-09-19
1933	1933-05-18	1933-09-25
1934	1934-05-03	1934-09-25
1935	1935-06-12	1935-09-24
1936	1936-04-30	1936-09-22
1937	1937-05-29	1937-10-29
1938	1938-03-21	1938-10-16
1939	1939-04-24	1939-10-07
1940	1940-05-13	1940-09-21
1941	1941-05-15	1941-09-21
1942	1942-04-29	1942-09-16
1943	1943-05-29	1943-08-31
1944	1944-05-14	1944-09-17
1945	1945-06-23	1945-09-07
1946	1946-06-10	1946-09-05
1947	1947-06-09	1947-10-21
1948	1948-04-18	1948-09-19
1949	1949-04-25	1949-08-27
1950	1950-05-24	1950-10-31
1951	1951-06-19	1951-10-03
1952	1952-04-28	1952-09-30
1953	1953-05-25	1953-10-20
1954	1954-06-09	1954-10-03
1955	1955-04-18	1955-09-18
1956	1956-05-09	1956-10-12
1957	1957-06-05	1957-09-01
1958	1958-05-11	1958-09-03
1959	1959-05-02	1959-09-20
1960	1960-04-22	1960-09-08
1961	1961-05-31	1961-09-10
1962	1962-05-05	1962-10-10
1963	1963-05-08	1963-10-06
1964	1964-04-16	1964-09-09
1965	1965-05-01	1965-09-09
1966	1966-05-05	1966-09-02
1967	1967-05-18	1967-08-16
1968	1968-05-02	1968-09-03
1969	1969-05-27	1969-10-01
1970	1970-04-28	1970-09-20
1971	1971-06-04	1971-10-01
1972	1972-05-19	1972-09-18
1973	1973-06-07	1973-09-01
1974	1974-06-14	1974-08-26
1975	1975-05-18	1975-10-13
1976	1976-06-07	1976-10-03
1977	1977-05-14	1977-08-27
1978	1978-05-25	1978-09-12
1979	1979-06-03	1979-09-11
1980	1980-04-21	1980-09-20
1981	1981-04-27	1981-09-30
1982	1982-07-03	1982-09-11
1983	1983-06-09	1983-10-02
1984	1984-05-18	1984-09-24
1985	1985-04-18	1985-09-19
1986	1986-03-29	1986-09-21
1987	1987-04-20	1987-09-05
1988	1988-05-14	1988-09-22
1989	1989-05-29	1989-08-27
1990	1990-06-12	1990-10-05
1991	1991-04-06	1991-09-13
1992	1992-05-16	1992-08-25
1993	1993-06-18	1993-09-13
1994	1994-04-19	1994-10-01
1995	1995-06-08	1995-09-01
1996	1996-05-18	1996-08-22
1997	1997-05-19	1997-10-07
1998	1998-05-18	1998-09-27
1999	1999-06-06	1999-10-16
2000	2000-05-12	2000-09-19
2001	2001-05-15	2001-09-04
2002	2002-04-16	2002-10-01
2003	2003-04-15	2003-09-11
2004	2004-04-17	2004-09-15
2005	2005-06-07	2005-10-05
2006	2006-04-14	2006-10-04
2007	2007-04-30	2007-10-08
2008	2008-06-08	2008-09-03
2009	2009-04-25	2009-08-15
2010	2010-05-25	2010-10-10
2011	2011-04-11	2011-09-13
2012	2012-05-16	2012-09-13
2016	2016-06-10	2016-09-21
2017	2017-05-16	2017-10-03
2018	2018-05-18	2018-10-04
2019	2019-05-17	2019-10-01
2020	2020-06-03	2020-09-06
2021	2021-05-02	2021-10-01
2023	2023-05-25	2023-10-04
2024	2024-05-13	2024-10-12
2025	2025-05-16	2025-10-06
2026	2026-03-22	2026-10-12

Every Fixed Threshold

Fixed thresholds at Belle Plaine
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	126	87	1934	32
35 C (95 F): Days	102	40	1934	2
40 C (104 F): Days	12	11	1934	3
90 F (32.2 C): Days	125	63	1936	15
100 F (37.8 C): Days	34	23	1936	1
110 F (43.3 C): Days	1	1	1936	1
0 C (32 F): Ice days (max	126	83	1978	26
0 C (32 F): Frost days (min	123	172	1996	85
-10 C (14 F): Days with min	123	78	1893	32
-20 C (-4 F): Days with min	123	33	1936	9
-30 C (-22 F): Days with min	32	7	1936	1
20 C (68 F): Tropical nights (min	123	43	1983	20
25 C (77 F): Days with min	12	2	1929	1
10 mm (0.39 in): Days with 10 mm or more rain	120	52	1902	36
25 mm (0.98 in): Days with 25 mm or more rain	120	20	1902	13
50 mm (1.97 in): Days with 50 mm or more rain	95	5	1974	3
100 mm (3.94 in): Days with 100 mm or more rain	12	1	1898	1
10 cm (3.9 in): Days with 10 cm or more snowfall	83	7	1960	2
25 cm (9.8 in): Days with 25 cm or more snowfall	9	1	1921	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1934	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 Belle Plaine 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).

Belle Plaine Threshold Days by Year (USC00130600)

Key Facts for Belle Plaine Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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