Saint Francis Threshold Days by Year (USC00147093)

19 fixed thresholds counted per year at Saint Francis (USC00147093): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Saint Francis Thresholds

Saint Francis: days with a maximum temperature at or above 30 C (86 F) in 115 years, most in 1939 with 117.
Saint Francis: days with a maximum temperature at or above 35 C (95 F) in 115 years, most in 1913 with 63.
Saint Francis: days with a maximum temperature at or above 90 F (32.2 C) in 115 years, most in 1939 with 97.
Saint Francis: days with a maximum temperature at or below 0 C (32 F) in 115 years, most in 1983 with 44.
19 fixed thresholds have at least one qualifying day at Saint Francis.

Days at or above 30 C (86 F)

115 years with a qualifying day

Days per year at Saint Francis with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 117 in 1939.

Days at or above 30 C (86 F) per year at Saint Francis
Year	Days	Decade average
1909	94	94
1910	95	88
1911	108	88
1912	68	88
1913	99	88
1914	108	88
1915	53	88
1916	91	88
1917	81	88
1918	89	88
1919	88	88
1920	77	80.1
1921	100	80.1
1922	94	80.1
1923	67	80.1
1924	69	80.1
1925	86	80.1
1926	96	80.1
1927	82	80.1
1928	57	80.1
1929	73	80.1
1930	73	99.4
1931	106	99.4
1932	91	99.4
1933	92	99.4
1934	110	99.4
1935	81	99.4
1936	109	99.4
1937	104	99.4
1938	111	99.4
1939	117	99.4
1940	95	87.1
1941	83	87.1
1942	86	87.1
1943	100	87.1
1944	95	87.1
1945	75	87.1
1946	90	87.1
1947	85	87.1
1948	95	87.1
1949	67	87.1
1950	73	91.6
1951	58	91.6
1952	105	91.6
1953	106	91.6
1954	115	91.6
1955	102	91.6
1956	101	91.6
1957	80	91.6
1958	80	91.6
1959	96	91.6
1960	91	84.5
1961	74	84.5
1962	82	84.5
1963	110	84.5
1964	92	84.5
1965	67	84.5
1966	90	84.5
1967	77	84.5
1968	90	84.5
1969	72	84.5
1970	96	98
1971	90	98
1972	80	98
1973	84	98
1974	97	98
1975	110	98
1976	103	98
1977	111	98
1978	111	98
1979	98	98
1980	85	78.1
1981	68	78.1
1982	58	78.1
1983	84	78.1
1984	81	78.1
1985	79	78.1
1986	76	78.1
1987	87	78.1
1988	82	78.1
1989	81	78.1
1990	89	79.6
1991	77	79.6
1992	62	79.6
1993	61	79.6
1994	105	79.6
1995	78	79.6
1996	77	79.6
1997	80	79.6
1998	88	79.6
1999	79	79.6
2000	99	86.7
2001	99	86.7
2002	89	86.7
2003	94	86.7
2004	81	86.7
2005	94	86.7
2006	86	86.7
2007	90	86.7
2008	71	86.7
2009	64	86.7
2010	88	89
2011	87	89
2012	101	89
2013	89	89
2014	80	89
2015	95	89
2016	87	89
2017	85	89
2018	93	89
2019	85	89
2020	105	84
2021	92	84
2025	107	84
2026	32	84

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

First to last qualifying date each year at Saint Francis
Year	First date	Last date
1909	1909-05-04	1909-10-29
1910	1910-03-21	1910-10-16
1911	1911-05-06	1911-10-14
1912	1912-05-18	1912-10-04
1913	1913-04-06	1913-10-13
1914	1914-04-20	1914-10-18
1915	1915-04-28	1915-10-30
1916	1916-04-11	1916-10-03
1917	1917-05-16	1917-10-06
1918	1918-05-08	1918-10-14
1919	1919-04-18	1919-10-01
1920	1920-05-24	1920-10-10
1921	1921-03-18	1921-10-21
1922	1922-05-08	1922-10-26
1923	1923-05-10	1923-09-29
1924	1924-04-23	1924-10-01
1925	1925-04-21	1925-09-28
1926	1926-04-17	1926-10-17
1927	1927-04-26	1927-11-10
1928	1928-05-01	1928-10-10
1929	1929-04-04	1929-10-05
1930	1930-04-08	1930-09-22
1931	1931-05-07	1931-10-10
1932	1932-04-05	1932-10-14
1933	1933-05-17	1933-10-29
1934	1934-04-28	1934-10-22
1935	1935-05-31	1935-10-19
1936	1936-04-19	1936-10-12
1937	1937-04-15	1937-10-29
1938	1938-04-18	1938-10-25
1939	1939-04-22	1939-10-23
1940	1940-04-01	1940-10-26
1941	1941-05-12	1941-09-20
1942	1942-04-04	1942-10-12
1943	1943-03-29	1943-10-11
1944	1944-05-06	1944-10-24
1945	1945-04-09	1945-10-27
1946	1946-03-31	1946-10-02
1947	1947-05-03	1947-10-21
1948	1948-04-10	1948-10-04
1949	1949-04-23	1949-09-25
1950	1950-04-21	1950-10-30
1951	1951-05-28	1951-10-02
1952	1952-04-07	1952-10-29
1953	1953-04-21	1953-10-12
1954	1954-04-06	1954-10-03
1955	1955-04-26	1955-10-19
1956	1956-05-08	1956-10-12
1957	1957-06-04	1957-10-04
1958	1958-05-21	1958-10-19
1959	1959-04-06	1959-10-25
1960	1960-04-10	1960-10-07
1961	1961-04-19	1961-10-16
1962	1962-04-19	1962-10-14
1963	1963-03-28	1963-10-10
1964	1964-04-16	1964-10-16
1965	1965-04-20	1965-10-09
1966	1966-05-03	1966-10-13
1967	1967-03-23	1967-10-19
1968	1968-03-30	1968-10-29
1969	1969-05-25	1969-09-30
1970	1970-04-26	1970-10-05
1971	1971-03-31	1971-10-10
1972	1972-03-11	1972-10-01
1973	1973-05-18	1973-10-23
1974	1974-04-24	1974-10-17
1975	1975-04-22	1975-10-22
1976	1976-05-04	1976-10-10
1977	1977-04-09	1977-10-26
1978	1978-03-30	1978-10-20
1979	1979-05-05	1979-10-11
1980	1980-04-21	1980-11-07
1981	1981-04-26	1981-10-30
1982	1982-04-12	1982-10-06
1983	1983-05-25	1983-10-28
1984	1984-05-13	1984-09-24
1985	1985-04-16	1985-09-20
1986	1986-04-24	1986-09-21
1987	1987-04-17	1987-10-05
1988	1988-05-13	1988-09-27
1989	1989-03-11	1989-10-15
1990	1990-04-23	1990-10-17
1991	1991-04-06	1991-10-18
1992	1992-04-15	1992-10-22
1993	1993-05-06	1993-10-07
1994	1994-04-18	1994-10-29
1995	1995-05-16	1995-10-19
1996	1996-04-02	1996-10-13
1997	1997-05-06	1997-10-10
1998	1998-04-11	1998-09-29
1999	1999-05-09	1999-10-14
2000	2000-04-19	2000-10-02
2001	2001-04-20	2001-10-29
2002	2002-04-15	2002-10-12
2003	2003-04-15	2003-10-30
2004	2004-03-20	2004-09-22
2005	2005-05-11	2005-10-04
2006	2006-04-14	2006-10-07
2007	2007-04-30	2007-10-21
2008	2008-04-16	2008-09-29
2009	2009-04-24	2009-10-19
2010	2010-03-31	2010-10-16
2011	2011-04-03	2011-10-16
2012	2012-03-27	2012-10-24
2013	2013-04-29	2013-10-01
2014	2014-04-27	2014-10-26
2015	2015-03-17	2015-10-19
2016	2016-05-07	2016-11-01
2017	2017-03-20	2017-09-23
2018	2018-04-30	2018-10-04
2019	2019-04-21	2019-10-19
2020	2020-05-01	2020-11-04
2021	2021-03-30	2021-10-27
2025	2025-03-28	2025-11-03
2026	2026-03-20	2026-06-21

Every Fixed Threshold

Fixed thresholds at Saint Francis
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	115	117	1939	32
35 C (95 F): Days	115	63	1913	5
40 C (104 F): Days	78	22	1936	4
90 F (32.2 C): Days	115	97	1939	15
100 F (37.8 C): Days	108	41	1936	19
110 F (43.3 C): Days	6	2	1936	2
0 C (32 F): Ice days (max	115	44	1983	4
0 C (32 F): Frost days (min	112	180	1912	93
-10 C (14 F): Days with min	112	62	1913	21
-20 C (-4 F): Days with min	100	17	1916	4
-30 C (-22 F): Days with min	13	2	1912	2
20 C (68 F): Tropical nights (min	103	25	1955	1
25 C (77 F): Days with min	2	1	1934	1
10 mm (0.39 in): Days with 10 mm or more rain	115	25	1949	7
25 mm (0.98 in): Days with 25 mm or more rain	108	11	1923	4
50 mm (1.97 in): Days with 50 mm or more rain	47	3	1915	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1915	1
10 cm (3.9 in): Days with 10 cm or more snowfall	90	7	1909	2
25 cm (9.8 in): Days with 25 cm or more snowfall	16	1	1915	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

Data for Saint Francis 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).

Saint Francis Threshold Days by Year (USC00147093)

Key Facts for Saint Francis Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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