Saint Paul Threshold Days by Year

20 fixed thresholds counted per year at Saint Paul (USC00257515): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Saint Paul Thresholds

Saint Paul: days with 10 mm (0.39 in) or more of precipitation in 117 years, most in 2019 with 35.
Saint Paul: days with 25 mm (0.98 in) or more of precipitation in 116 years, most in 2019 with 17.
Saint Paul: nights with a minimum temperature at or below 0 C (32 F) in 101 years, most in 1924 with 178.
Saint Paul: nights with a minimum temperature at or below -10 C (14 F) in 101 years, most in 1924 with 68.
20 fixed thresholds have at least one qualifying day at Saint Paul.

Days at or above 30 C (86 F)

100 years with a qualifying day

Days per year at Saint Paul with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 120 in 1939.

Days at or above 30 C (86 F) per year at Saint Paul
Year	Days	Decade average
1900	90	63.7
1902	54	63.7
1903	43	63.7
1904	52	63.7
1905	58	63.7
1906	57	63.7
1907	81	63.7
1908	59	63.7
1909	79	63.7
1910	76	76.6
1911	84	76.6
1912	72	76.6
1913	85	76.6
1914	85	76.6
1915	32	76.6
1916	79	76.6
1917	74	76.6
1918	99	76.6
1919	80	76.6
1920	67	77.7
1921	89	77.7
1922	89	77.7
1923	65	77.7
1924	52	77.7
1925	85	77.7
1926	86	77.7
1927	82	77.7
1928	73	77.7
1929	89	77.7
1930	77	94.4
1931	101	94.4
1932	78	94.4
1933	94	94.4
1934	106	94.4
1935	77	94.4
1936	105	94.4
1937	90	94.4
1938	96	94.4
1939	120	94.4
1940	96	82.4
1941	85	82.4
1942	87	82.4
1943	90	82.4
1944	80	82.4
1945	65	82.4
1946	79	82.4
1947	79	82.4
1948	84	82.4
1949	79	82.4
1950	49	67.8
1951	47	67.8
1952	86	67.8
1953	83	67.8
1954	79	67.8
1955	83	67.8
1956	93	67.8
1957	46	67.8
1958	49	67.8
1959	63	67.8
1960	50	48.1
1961	54	48.1
1962	41	48.1
1963	75	48.1
1964	55	48.1
1965	35	48.1
1966	48	48.1
1967	40	48.1
1968	45	48.1
1969	38	48.1
1970	65	48
1971	46	48
1972	47	48
1973	47	48
1974	49	48
1975	49	48
1976	51	48
1977	37	48
1978	51	48
1979	38	48
1981	45	52.3
1983	77	52.3
1986	35	52.3
1990	60	61.3
1991	80	61.3
1992	20	61.3
1994	67	61.3
1995	65	61.3
1996	53	61.3
1997	68	61.3
1998	79	61.3
1999	60	61.3
2000	83	75.2
2001	77	75.2
2002	91	75.2
2003	81	75.2
2004	56	75.2
2005	93	75.2
2006	79	75.2
2007	73	75.2
2008	44	75.2

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

First to last qualifying date each year at Saint Paul
Year	First date	Last date
1900	1900-05-11	1900-10-06
1902	1902-04-20	1902-09-16
1903	1903-06-18	1903-10-19
1904	1904-05-22	1904-10-04
1905	1905-04-08	1905-10-07
1906	1906-04-23	1906-10-12
1907	1907-03-21	1907-09-23
1908	1908-04-13	1908-10-14
1909	1909-05-04	1909-10-06
1910	1910-03-19	1910-10-16
1911	1911-05-09	1911-09-28
1912	1912-05-19	1912-10-05
1913	1913-05-27	1913-09-10
1914	1914-05-09	1914-09-29
1915	1915-04-27	1915-10-29
1916	1916-04-11	1916-10-07
1917	1917-03-30	1917-09-13
1918	1918-05-02	1918-10-15
1919	1919-06-17	1919-10-03
1920	1920-05-22	1920-10-10
1921	1921-04-02	1921-10-16
1922	1922-05-05	1922-10-27
1923	1923-05-27	1923-09-08
1924	1924-04-14	1924-09-03
1925	1925-04-21	1925-09-29
1926	1926-04-29	1926-10-17
1927	1927-04-26	1927-10-25
1928	1928-03-23	1928-09-30
1929	1929-04-03	1929-09-25
1930	1930-04-09	1930-09-24
1931	1931-05-15	1931-10-10
1932	1932-05-12	1932-10-14
1933	1933-05-16	1933-10-14
1934	1934-04-29	1934-10-12
1935	1935-03-15	1935-10-15
1936	1936-04-13	1936-10-12
1937	1937-04-22	1937-10-29
1938	1938-04-14	1938-10-21
1939	1939-04-22	1939-10-06
1940	1940-04-15	1940-10-25
1941	1941-05-14	1941-09-20
1942	1942-05-26	1942-10-07
1943	1943-03-29	1943-10-10
1944	1944-05-12	1944-09-20
1945	1945-05-25	1945-10-18
1946	1946-03-31	1946-09-26
1947	1947-05-03	1947-10-21
1948	1948-04-17	1948-09-20
1949	1949-04-25	1949-09-21
1950	1950-04-22	1950-10-30
1951	1951-06-16	1951-10-02
1952	1952-05-04	1952-10-30
1953	1953-04-21	1953-10-10
1954	1954-04-06	1954-09-28
1955	1955-04-19	1955-09-17
1956	1956-03-25	1956-10-12
1957	1957-06-03	1957-09-01
1958	1958-05-11	1958-10-15
1959	1959-05-01	1959-09-08
1960	1960-04-21	1960-10-11
1961	1961-05-28	1961-10-17
1962	1962-04-21	1962-10-11
1963	1963-04-01	1963-10-19
1964	1964-04-16	1964-09-10
1965	1965-04-29	1965-08-26
1966	1966-06-02	1966-10-13
1967	1967-03-24	1967-10-03
1968	1968-03-30	1968-09-13
1969	1969-05-03	1969-09-14
1970	1970-05-17	1970-09-20
1971	1971-06-10	1971-09-13
1972	1972-04-06	1972-09-19
1973	1973-05-21	1973-08-30
1974	1974-05-27	1974-09-26
1975	1975-05-17	1975-10-13
1976	1976-05-19	1976-10-01
1977	1977-05-16	1977-09-09
1978	1978-05-24	1978-10-20
1979	1979-05-28	1979-09-23
1981	1981-04-25	1981-09-30
1983	1983-05-24	1983-09-29
1986	1986-03-29	1986-09-20
1990	1990-04-23	1990-10-07
1991	1991-04-05	1991-10-23
1992	1992-04-15	1992-10-03
1994	1994-04-17	1994-09-30
1995	1995-06-06	1995-10-11
1996	1996-05-17	1996-10-12
1997	1997-05-16	1997-10-07
1998	1998-05-13	1998-09-29
1999	1999-06-04	1999-09-25
2000	2000-05-22	2000-10-01
2001	2001-04-26	2001-10-03
2002	2002-04-14	2002-09-17
2003	2003-04-01	2003-10-19
2004	2004-04-16	2004-08-31
2005	2005-05-10	2005-10-18
2006	2006-04-13	2006-10-07
2007	2007-04-29	2007-10-06
2008	2008-06-14	2008-09-28

Every Fixed Threshold

Fixed thresholds at Saint Paul
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	100	120	1939	44
35 C (95 F): Days	100	67	1934	3
40 C (104 F): Days	42	25	1934	2
45 C (113 F): Days	3	3	1936	1
90 F (32.2 C): Days	100	96	1939	15
100 F (37.8 C): Days	76	43	1934	1
110 F (43.3 C): Days	7	6	1934	1
0 C (32 F): Ice days (max	100	74	1978	31
0 C (32 F): Frost days (min	101	178	1924	155
-10 C (14 F): Days with min	101	68	1924	49
-20 C (-4 F): Days with min	100	33	1936	7
-30 C (-22 F): Days with min	24	4	1905	2
20 C (68 F): Tropical nights (min	100	42	1955	21
25 C (77 F): Days with min	20	7	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	117	35	2019	19
25 mm (0.98 in): Days with 25 mm or more rain	116	17	2019	7
50 mm (1.97 in): Days with 50 mm or more rain	76	4	1905	2
100 mm (3.94 in): Days with 100 mm or more rain	8	1	1905	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	4	1948	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1928	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1900.

Download the Data

Data for Saint Paul 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Saint Paul Threshold Days by Year

Key Facts for Saint Paul Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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