Warroad Threshold Days by Year

18 fixed thresholds counted per year at Warroad (USC00218679): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Warroad Thresholds

Warroad: days with 10 mm (0.39 in) or more of precipitation in 97 years, most in 2001 with 28.
Warroad: days with 25 mm (0.98 in) or more of precipitation in 96 years, most in 1996 with 11.
Warroad: nights with a minimum temperature at or below 0 C (32 F) in 95 years, most in 1917 with 219.
Warroad: nights with a minimum temperature at or below -10 C (14 F) in 95 years, most in 1936 with 138.
18 fixed thresholds have at least one qualifying day at Warroad.

Days at or above 30 C (86 F)

93 years with a qualifying day

Days per year at Warroad with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 1933.

Days at or above 30 C (86 F) per year at Warroad
Year	Days	Decade average
1910	20	14.8
1911	10	14.8
1912	13	14.8
1913	18	14.8
1914	17	14.8
1915	17	14.8
1916	14	14.8
1917	16	14.8
1918	11	14.8
1919	12	14.8
1920	4	8.8
1921	16	8.8
1922	14	8.8
1923	13	8.8
1924	1	8.8
1925	9	8.8
1926	6	8.8
1927	1	8.8
1928	4	8.8
1929	20	8.8
1930	12	22
1931	22	22
1932	20	22
1933	37	22
1934	18	22
1936	30	22
1937	24	22
1938	12	22
1939	23	22
1940	14	10.9
1941	20	10.9
1942	1	10.9
1943	7	10.9
1944	5	10.9
1945	11	10.9
1946	3	10.9
1947	20	10.9
1948	14	10.9
1949	14	10.9
1950	1	10.8
1951	8	10.8
1952	20	10.8
1953	11	10.8
1954	6	10.8
1955	26	10.8
1956	4	10.8
1957	16	10.8
1958	9	10.8
1959	7	10.8
1960	9	13.4
1961	33	13.4
1962	4	13.4
1963	17	13.4
1964	16	13.4
1965	5	13.4
1966	17	13.4
1967	14	13.4
1968	2	13.4
1969	17	13.4
1970	21	13.4
1971	9	13.4
1972	16	13.4
1973	9	13.4
1974	12	13.4
1975	12	13.4
1976	17	13.4
1977	13	13.4
1978	12	13.4
1981	7	17.7
1982	5	17.7
1983	28	17.7
1984	11	17.7
1987	13	17.7
1988	26	17.7
1989	34	17.7
1990	14	10.2
1991	15	10.2
1992	7	10.2
1993	5	10.2
1994	3	10.2
1995	18	10.2
1996	9	10.2
1997	11	10.2
1998	8	10.2
1999	12	10.2
2001	14	12
2003	11	12
2004	3	12
2006	15	12
2007	17	12
2010	12	9
2011	7	9
2012	8	9

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

First to last qualifying date each year at Warroad
Year	First date	Last date
1910	1910-06-13	1910-08-11
1911	1911-05-17	1911-08-14
1912	1912-06-23	1912-09-05
1913	1913-04-30	1913-09-06
1914	1914-06-13	1914-10-01
1915	1915-07-12	1915-09-07
1916	1916-07-02	1916-08-18
1917	1917-06-17	1917-08-22
1918	1918-05-05	1918-08-25
1919	1919-05-27	1919-08-20
1920	1920-06-12	1920-08-25
1921	1921-06-16	1921-09-01
1922	1922-06-04	1922-09-22
1923	1923-05-27	1923-08-30
1924	1924-07-08	1924-07-08
1925	1925-05-19	1925-08-28
1926	1926-05-15	1926-08-27
1927	1927-09-14	1927-09-14
1928	1928-05-23	1928-08-13
1929	1929-06-10	1929-09-01
1930	1930-05-21	1930-08-26
1931	1931-06-05	1931-09-12
1932	1932-05-14	1932-08-23
1933	1933-06-01	1933-08-31
1934	1934-05-06	1934-08-18
1936	1936-06-24	1936-09-03
1937	1937-05-28	1937-09-02
1938	1938-06-20	1938-08-23
1939	1939-05-05	1939-09-02
1940	1940-07-04	1940-08-14
1941	1941-06-17	1941-08-07
1942	1942-07-17	1942-07-17
1943	1943-07-08	1943-08-01
1944	1944-05-30	1944-08-02
1945	1945-06-22	1945-09-07
1946	1946-08-01	1946-08-03
1947	1947-07-03	1947-09-06
1948	1948-05-19	1948-09-04
1949	1949-06-11	1949-08-25
1950	1950-07-29	1950-07-29
1951	1951-07-23	1951-08-02
1952	1952-04-27	1952-09-27
1953	1953-05-07	1953-09-01
1954	1954-06-23	1954-07-28
1955	1955-05-21	1955-09-03
1956	1956-06-09	1956-06-12
1957	1957-07-10	1957-08-11
1958	1958-07-22	1958-08-12
1959	1959-06-06	1959-08-05
1960	1960-07-08	1960-09-06
1961	1961-06-04	1961-10-06
1962	1962-06-27	1962-08-27
1963	1963-06-05	1963-08-20
1964	1964-05-21	1964-08-06
1965	1965-08-11	1965-08-24
1966	1966-06-23	1966-08-28
1967	1967-07-10	1967-08-25
1968	1968-07-06	1968-07-08
1969	1969-07-12	1969-08-30
1970	1970-06-06	1970-09-06
1971	1971-06-04	1971-09-04
1972	1972-05-16	1972-08-29
1973	1973-06-14	1973-08-30
1974	1974-06-27	1974-08-06
1975	1975-06-28	1975-08-24
1976	1976-06-06	1976-09-07
1977	1977-05-12	1977-07-23
1978	1978-05-25	1978-09-05
1981	1981-07-05	1981-07-19
1982	1982-07-13	1982-09-11
1983	1983-06-12	1983-09-03
1984	1984-06-01	1984-08-29
1987	1987-04-19	1987-08-03
1988	1988-05-19	1988-08-16
1989	1989-06-20	1989-09-19
1990	1990-04-22	1990-09-04
1991	1991-05-11	1991-09-03
1992	1992-05-20	1992-09-25
1993	1993-06-12	1993-08-25
1994	1994-05-21	1994-06-25
1995	1995-05-31	1995-09-05
1996	1996-06-10	1996-09-01
1997	1997-06-28	1997-08-09
1998	1998-07-11	1998-09-18
1999	1999-06-23	1999-09-01
2001	2001-06-25	2001-09-06
2003	2003-06-16	2003-09-09
2004	2004-07-21	2004-09-20
2006	2006-05-28	2006-08-09
2007	2007-05-10	2007-09-24
2010	2010-07-02	2010-08-30
2011	2011-07-05	2011-09-10
2012	2012-07-02	2012-08-30

Every Fixed Threshold

Fixed thresholds at Warroad
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	93	37	1933	8
35 C (95 F): Days	26	9	1936	1
90 F (32.2 C): Days	78	18	1936	1
100 F (37.8 C): Days	5	2	1936	1
0 C (32 F): Ice days (max	94	133	1996	85
0 C (32 F): Frost days (min	95	219	1917	184
-10 C (14 F): Days with min	95	138	1936	79
-20 C (-4 F): Days with min	95	92	1950	30
-30 C (-22 F): Days with min	95	43	1936	2
-40 C (-40 F): Days with min	38	12	1936	1
20 C (68 F): Tropical nights (min	77	9	1931	3
25 C (77 F): Days with min	3	1	1911	1
10 mm (0.39 in): Days with 10 mm or more rain	97	28	2001	15
25 mm (0.98 in): Days with 25 mm or more rain	96	11	1996	3
50 mm (1.97 in): Days with 50 mm or more rain	40	3	1991	2
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1919	1
10 cm (3.9 in): Days with 10 cm or more snowfall	36	7	1966	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1966	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

Data for Warroad 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).

Warroad Threshold Days by Year

Key Facts for Warroad Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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