Waseca S Rsch & Outreach Ctr Threshold Days by Year (USC00218692)

18 fixed thresholds counted per year at Waseca S Rsch & Outreach Ctr (USC00218692): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Waseca S Rsch & Outreach Ctr Thresholds

Waseca S Rsch & Outreach Ctr: days with 10 mm (0.39 in) or more of precipitation in 112 years, most in 2019 with 44.
Waseca S Rsch & Outreach Ctr: days with a maximum temperature at or above 30 C (86 F) in 111 years, most in 1921 with 66.
Waseca S Rsch & Outreach Ctr: days with a maximum temperature at or below 0 C (32 F) in 111 years, most in 1978 with 111.
Waseca S Rsch & Outreach Ctr: nights with a minimum temperature at or below 0 C (32 F) in 111 years, most in 2018 with 186.
18 fixed thresholds have at least one qualifying day at Waseca S Rsch & Outreach Ctr.

Days at or above 30 C (86 F)

111 years with a qualifying day

Days per year at Waseca S Rsch & Outreach Ctr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 66 in 1921.

Days at or above 30 C (86 F) per year at Waseca S Rsch & Outreach Ctr
Year	Days	Decade average
1915	15	23.8
1916	32	23.8
1917	14	23.8
1918	19	23.8
1919	39	23.8
1920	39	38.4
1921	66	38.4
1922	49	38.4
1923	53	38.4
1924	19	38.4
1925	39	38.4
1926	28	38.4
1927	31	38.4
1928	27	38.4
1929	33	38.4
1930	49	54.7
1931	63	54.7
1932	39	54.7
1933	58	54.7
1934	61	54.7
1935	47	54.7
1936	62	54.7
1937	57	54.7
1938	51	54.7
1939	60	54.7
1940	35	34.4
1941	31	34.4
1942	17	34.4
1943	42	34.4
1944	26	34.4
1945	26	34.4
1946	27	34.4
1947	48	34.4
1948	42	34.4
1949	50	34.4
1950	20	32.5
1951	12	32.5
1952	42	32.5
1953	36	32.5
1954	26	32.5
1955	47	32.5
1956	29	32.5
1957	30	32.5
1958	30	32.5
1959	53	32.5
1960	27	20.9
1961	30	20.9
1962	18	20.9
1963	22	20.9
1965	12	20.9
1966	25	20.9
1967	10	20.9
1968	23	20.9
1969	21	20.9
1970	37	29.1
1971	26	29.1
1972	25	29.1
1973	21	29.1
1974	26	29.1
1975	46	29.1
1976	37	29.1
1977	27	29.1
1978	31	29.1
1979	15	29.1
1980	35	31.8
1981	16	31.8
1982	18	31.8
1983	49	31.8
1984	25	31.8
1985	22	31.8
1986	18	31.8
1987	39	31.8
1988	65	31.8
1989	31	31.8
1990	28	22.7
1991	33	22.7
1992	14	22.7
1993	13	22.7
1994	19	22.7
1995	30	22.7
1996	15	22.7
1997	19	22.7
1998	27	22.7
1999	29	22.7
2000	23	26.6
2001	40	26.6
2002	36	26.6
2003	22	26.6
2004	10	26.6
2005	38	26.6
2006	29	26.6
2007	41	26.6
2008	16	26.6
2009	11	26.6
2010	30	26.4
2011	27	26.4
2012	50	26.4
2013	24	26.4
2014	9	26.4
2015	19	26.4
2016	25	26.4
2017	38	26.4
2018	26	26.4
2019	16	26.4
2020	29	32.4
2021	38	32.4
2022	28	32.4
2023	45	32.4
2024	19	32.4
2025	36	32.4
2026	32	32.4

For each year, a bar from the first to the last day at Waseca S Rsch & Outreach Ctr meeting 30 C (86 F).

First to last qualifying date each year at Waseca S Rsch & Outreach Ctr
Year	First date	Last date
1915	1915-05-11	1915-08-16
1916	1916-06-30	1916-10-03
1917	1917-05-18	1917-08-20
1918	1918-05-03	1918-08-25
1919	1919-05-28	1919-09-20
1920	1920-05-22	1920-09-25
1921	1921-05-20	1921-09-09
1922	1922-05-10	1922-10-04
1923	1923-05-01	1923-09-26
1924	1924-06-13	1924-08-30
1925	1925-04-22	1925-09-19
1926	1926-05-01	1926-09-17
1927	1927-06-24	1927-09-17
1928	1928-05-09	1928-10-10
1929	1929-06-10	1929-09-03
1930	1930-05-10	1930-10-10
1931	1931-04-08	1931-09-20
1932	1932-05-14	1932-08-30
1933	1933-06-01	1933-09-25
1934	1934-04-30	1934-08-19
1935	1935-06-13	1935-09-24
1936	1936-05-06	1936-09-22
1937	1937-05-29	1937-09-23
1938	1938-05-02	1938-10-09
1939	1939-04-24	1939-09-22
1940	1940-05-12	1940-09-19
1941	1941-05-14	1941-09-20
1942	1942-06-04	1942-09-11
1943	1943-05-05	1943-09-27
1944	1944-05-29	1944-09-17
1945	1945-06-22	1945-09-08
1946	1946-06-07	1946-08-17
1947	1947-06-26	1947-10-21
1948	1948-05-20	1948-09-19
1949	1949-05-03	1949-08-27
1950	1950-05-23	1950-08-16
1951	1951-07-07	1951-08-31
1952	1952-04-28	1952-09-13
1953	1953-05-29	1953-10-15
1954	1954-04-14	1954-09-01
1955	1955-05-02	1955-09-18
1956	1956-05-12	1956-10-12
1957	1957-04-30	1957-09-01
1958	1958-05-10	1958-08-29
1959	1959-05-01	1959-09-09
1960	1960-04-22	1960-09-07
1961	1961-05-12	1961-09-03
1962	1962-04-25	1962-08-22
1963	1963-05-07	1963-10-06
1965	1965-05-03	1965-08-15
1966	1966-05-27	1966-09-01
1967	1967-05-19	1967-08-01
1968	1968-05-01	1968-08-24
1969	1969-05-16	1969-08-31
1970	1970-04-28	1970-10-06
1971	1971-06-05	1971-09-13
1972	1972-05-18	1972-08-30
1973	1973-06-09	1973-08-31
1974	1974-06-04	1974-09-27
1975	1975-05-18	1975-10-14
1976	1976-05-20	1976-09-13
1977	1977-04-11	1977-08-28
1978	1978-05-20	1978-09-12
1979	1979-05-18	1979-09-01
1980	1980-04-22	1980-09-09
1981	1981-06-08	1981-09-11
1982	1982-05-05	1982-08-20
1983	1983-06-11	1983-09-28
1984	1984-05-22	1984-09-20
1985	1985-04-19	1985-09-20
1986	1986-06-01	1986-09-27
1987	1987-05-10	1987-09-28
1988	1988-05-13	1988-09-19
1989	1989-05-24	1989-08-23
1990	1990-04-24	1990-09-14
1991	1991-04-07	1991-08-31
1992	1992-05-01	1992-10-03
1993	1993-06-12	1993-10-08
1994	1994-04-19	1994-09-15
1995	1995-06-15	1995-10-13
1996	1996-05-18	1996-08-07
1997	1997-06-16	1997-10-07
1998	1998-05-15	1998-09-20
1999	1999-05-29	1999-09-26
2000	2000-05-05	2000-09-19
2001	2001-05-15	2001-10-03
2002	2002-04-16	2002-10-01
2003	2003-04-15	2003-09-09
2004	2004-04-19	2004-09-02
2005	2005-06-03	2005-10-04
2006	2006-04-14	2006-10-04
2007	2007-04-30	2007-10-07
2008	2008-05-26	2008-09-02
2009	2009-04-24	2009-08-15
2010	2010-05-24	2010-10-10
2011	2011-05-11	2011-10-06
2012	2012-05-19	2012-09-12
2013	2013-05-15	2013-09-10
2014	2014-05-30	2014-08-25
2015	2015-05-04	2015-10-12
2016	2016-05-07	2016-09-22
2017	2017-05-14	2017-09-25
2018	2018-05-18	2018-09-17
2019	2019-04-22	2019-10-01
2020	2020-06-02	2020-09-26
2021	2021-05-02	2021-09-30
2022	2022-05-10	2022-09-21
2023	2023-04-13	2023-10-03
2024	2024-04-14	2024-09-19
2025	2025-03-29	2025-10-05
2026	2026-04-23	2026-08-31

Every Fixed Threshold

Fixed thresholds at Waseca S Rsch & Outreach Ctr
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	111	66	1921	32
35 C (95 F): Days	80	22	1934	1
40 C (104 F): Days	2	4	1936	4
90 F (32.2 C): Days	110	44	1934	9
100 F (37.8 C): Days	20	11	1936	1
0 C (32 F): Ice days (max	111	111	1978	38
0 C (32 F): Frost days (min	111	186	2018	96
-10 C (14 F): Days with min	111	104	1978	42
-20 C (-4 F): Days with min	111	59	1978	16
-30 C (-22 F): Days with min	79	18	1917	2
20 C (68 F): Tropical nights (min	110	25	1931	17
25 C (77 F): Days with min	14	4	2011	1
10 mm (0.39 in): Days with 10 mm or more rain	112	44	2019	20
25 mm (0.98 in): Days with 25 mm or more rain	111	14	2024	6
50 mm (1.97 in): Days with 50 mm or more rain	75	5	1991	1
100 mm (3.94 in): Days with 100 mm or more rain	16	2	2016	1
10 cm (3.9 in): Days with 10 cm or more snowfall	69	11	2019	3
25 cm (9.8 in): Days with 25 cm or more snowfall	18	2	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

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Data for Waseca S Rsch & Outreach Ctr 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Waseca S Rsch & Outreach Ctr Threshold Days by Year (USC00218692)

Key Facts for Waseca S Rsch & Outreach Ctr Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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