Marion 2 N Threshold Days by Year (USC00334942)

18 fixed thresholds counted per year at Marion 2 N (USC00334942): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Marion 2 N Thresholds

Marion 2 N: days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 2011 with 52.
Marion 2 N: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 1937 with 16.
Marion 2 N: days with a maximum temperature at or above 30 C (86 F) in 73 years, most in 1959 with 89.
Marion 2 N: days with a maximum temperature at or above 90 F (32.2 C) in 73 years, most in 1959 with 50.
18 fixed thresholds have at least one qualifying day at Marion 2 N.

Days at or above 30 C (86 F)

73 years with a qualifying day

Days per year at Marion 2 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 89 in 1959.

Days at or above 30 C (86 F) per year at Marion 2 N
Year	Days	Decade average
1936	75	63.3
1937	60	63.3
1938	55	63.3
1939	63	63.3
1940	38	37.9
1941	52	37.9
1942	37	37.9
1943	37	37.9
1944	57	37.9
1945	31	37.9
1946	25	37.9
1947	26	37.9
1951	38	48.1
1952	63	48.1
1953	61	48.1
1954	41	48.1
1955	55	48.1
1956	27	48.1
1957	29	48.1
1958	30	48.1
1959	89	48.1
1960	58	53.7
1961	55	53.7
1962	63	53.7
1963	51	53.7
1964	56	53.7
1965	62	53.7
1966	60	53.7
1967	34	53.7
1968	49	53.7
1969	49	53.7
1970	71	43.4
1971	61	43.4
1972	42	43.4
1973	62	43.4
1974	30	43.4
1975	41	43.4
1976	20	43.4
1977	39	43.4
1978	46	43.4
1979	22	43.4
1980	39	35.7
1981	21	35.7
1983	57	35.7
1984	37	35.7
1985	22	35.7
1986	26	35.7
1987	41	35.7
1988	55	35.7
1989	23	35.7
1991	70	37.1
1992	11	37.1
1993	37	37.1
1994	28	37.1
1995	34	37.1
1996	33	37.1
1997	24	37.1
1998	42	37.1
1999	55	37.1
2000	18	34
2001	34	34
2002	60	34
2004	21	34
2005	45	34
2006	30	34
2007	54	34
2009	10	34
2010	39	35.8
2011	47	35.8
2012	52	35.8
2013	28	35.8
2014	22	35.8
2015	27	35.8

For each year, a bar from the first to the last day at Marion 2 N meeting 30 C (86 F).

First to last qualifying date each year at Marion 2 N
Year	First date	Last date
1936	1936-05-07	1936-09-23
1937	1937-05-26	1937-10-05
1938	1938-05-03	1938-10-18
1939	1939-05-19	1939-10-09
1940	1940-06-04	1940-09-22
1941	1941-05-21	1941-09-25
1942	1942-04-30	1942-09-18
1943	1943-06-03	1943-09-01
1944	1944-05-26	1944-09-04
1945	1945-06-14	1945-09-24
1946	1946-06-07	1946-10-05
1947	1947-06-10	1947-09-11
1951	1951-05-01	1951-10-05
1952	1952-05-05	1952-10-01
1953	1953-05-25	1953-10-03
1954	1954-05-31	1954-10-02
1955	1955-05-04	1955-09-19
1956	1956-06-10	1956-09-13
1957	1957-05-30	1957-09-02
1958	1958-06-04	1958-09-06
1959	1959-05-02	1959-10-04
1960	1960-04-23	1960-09-26
1961	1961-06-01	1961-09-24
1962	1962-04-26	1962-09-13
1963	1963-05-09	1963-10-07
1964	1964-05-19	1964-09-21
1965	1965-05-02	1965-09-22
1966	1966-05-27	1966-09-03
1967	1967-05-27	1967-09-15
1968	1968-06-06	1968-09-23
1969	1969-05-06	1969-09-06
1970	1970-04-30	1970-09-24
1971	1971-05-18	1971-10-03
1972	1972-05-22	1972-09-17
1973	1973-06-02	1973-09-27
1974	1974-05-14	1974-08-27
1975	1975-05-20	1975-08-29
1976	1976-06-09	1976-09-09
1977	1977-05-17	1977-09-06
1978	1978-05-27	1978-09-22
1979	1979-05-09	1979-09-01
1980	1980-05-30	1980-09-23
1981	1981-04-02	1981-09-14
1983	1983-06-11	1983-09-20
1984	1984-06-06	1984-09-23
1985	1985-04-22	1985-09-19
1986	1986-04-28	1986-09-30
1987	1987-05-18	1987-08-19
1988	1988-05-16	1988-08-19
1989	1989-05-31	1989-09-10
1991	1991-05-13	1991-09-17
1992	1992-06-18	1992-08-27
1993	1993-05-12	1993-09-15
1994	1994-04-27	1994-09-15
1995	1995-06-19	1995-09-07
1996	1996-05-19	1996-08-24
1997	1997-06-21	1997-10-06
1998	1998-05-15	1998-09-28
1999	1999-05-18	1999-09-29
2000	2000-05-07	2000-09-02
2001	2001-06-12	2001-09-10
2002	2002-06-01	2002-09-21
2004	2004-05-07	2004-09-07
2005	2005-06-06	2005-09-23
2006	2006-05-29	2006-08-27
2007	2007-05-02	2007-10-09
2009	2009-06-19	2009-08-18
2010	2010-05-26	2010-09-24
2011	2011-05-12	2011-09-03
2012	2012-05-03	2012-08-31
2013	2013-05-21	2013-09-20
2014	2014-05-14	2014-09-05
2015	2015-05-08	2015-09-08

Every Fixed Threshold

Fixed thresholds at Marion 2 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	73	89	1959	27
35 C (95 F): Days	44	16	1936	1
40 C (104 F): Days	1	1	1936	1
90 F (32.2 C): Days	73	50	1959	2
100 F (37.8 C): Days	6	9	1936	1
0 C (32 F): Ice days (max	73	64	1978	45
0 C (32 F): Frost days (min	65	147	1972	117
-10 C (14 F): Days with min	65	64	1978	43
-20 C (-4 F): Days with min	48	22	1977	14
-30 C (-22 F): Days with min	2	2	1994	2
20 C (68 F): Tropical nights (min	65	35	2002	13
25 C (77 F): Days with min	4	2	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	75	52	2011	32
25 mm (0.98 in): Days with 25 mm or more rain	74	16	1937	9
50 mm (1.97 in): Days with 50 mm or more rain	47	4	1987	1
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1939	1
10 cm (3.9 in): Days with 10 cm or more snowfall	49	5	1978	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	2004	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

Data for Marion 2 N 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).

Marion 2 N Threshold Days by Year (USC00334942)

Key Facts for Marion 2 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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