Clintonville Threshold Days by Year (USC00471676)

18 fixed thresholds counted per year at Clintonville (USC00471676): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clintonville Thresholds

Clintonville: days with 10 mm (0.39 in) or more of precipitation in 76 years, most in 2019 with 38.
Clintonville: days with 25 mm (0.98 in) or more of precipitation in 76 years, most in 2000 with 13.
Clintonville: days with a maximum temperature at or above 30 C (86 F) in 74 years, most in 1988 with 51.
Clintonville: days with a maximum temperature at or below 0 C (32 F) in 74 years, most in 2014 with 95.
18 fixed thresholds have at least one qualifying day at Clintonville.

Days at or above 30 C (86 F)

74 years with a qualifying day

Days per year at Clintonville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1988.

Days at or above 30 C (86 F) per year at Clintonville
Year	Days	Decade average
1953	29	25.6
1954	14	25.6
1955	45	25.6
1956	13	25.6
1957	27	25.6
1958	19	25.6
1959	32	25.6
1960	23	26.2
1961	31	26.2
1962	16	26.2
1963	32	26.2
1964	34	26.2
1965	16	26.2
1966	41	26.2
1967	14	26.2
1968	24	26.2
1969	31	26.2
1970	45	28.3
1971	30	28.3
1972	34	28.3
1973	31	28.3
1974	17	28.3
1975	29	28.3
1976	39	28.3
1977	28	28.3
1978	16	28.3
1979	14	28.3
1980	20	18.2
1981	17	18.2
1982	9	18.2
1983	26	18.2
1984	6	18.2
1985	5	18.2
1986	9	18.2
1987	25	18.2
1988	51	18.2
1989	14	18.2
1990	15	16.8
1991	24	16.8
1992	9	16.8
1993	8	16.8
1994	17	16.8
1995	25	16.8
1996	8	16.8
1997	15	16.8
1998	23	16.8
1999	24	16.8
2000	4	20.1
2001	32	20.1
2002	26	20.1
2003	16	20.1
2004	6	20.1
2005	39	20.1
2006	25	20.1
2007	32	20.1
2008	10	20.1
2009	11	20.1
2010	20	21.6
2011	24	21.6
2012	43	21.6
2013	18	21.6
2014	6	21.6
2015	17	21.6
2016	22	21.6
2017	15	21.6
2018	35	21.6
2019	16	21.6
2020	30	24.1
2021	27	24.1
2022	20	24.1
2023	32	24.1
2024	18	24.1
2025	21	24.1
2026	21	24.1

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

First to last qualifying date each year at Clintonville
Year	First date	Last date
1953	1953-06-04	1953-09-03
1954	1954-06-13	1954-09-07
1955	1955-05-03	1955-09-19
1956	1956-05-22	1956-08-07
1957	1957-06-11	1957-09-01
1958	1958-06-28	1958-08-31
1959	1959-05-02	1959-09-09
1960	1960-07-08	1960-09-07
1961	1961-06-05	1961-09-11
1962	1962-04-26	1962-08-29
1963	1963-06-02	1963-10-06
1964	1964-05-22	1964-09-03
1965	1965-05-02	1965-08-15
1966	1966-05-26	1966-09-02
1967	1967-05-27	1967-08-18
1968	1968-06-05	1968-08-24
1969	1969-05-27	1969-08-31
1970	1970-04-29	1970-09-07
1971	1971-06-04	1971-09-08
1972	1972-05-17	1972-08-31
1973	1973-06-10	1973-09-03
1974	1974-05-21	1974-09-08
1975	1975-05-20	1975-08-13
1976	1976-06-08	1976-10-02
1977	1977-05-13	1977-08-28
1978	1978-05-27	1978-09-11
1979	1979-06-16	1979-09-06
1980	1980-04-23	1980-08-21
1981	1981-06-06	1981-09-12
1982	1982-06-29	1982-08-20
1983	1983-06-22	1983-09-10
1984	1984-06-19	1984-08-30
1985	1985-06-09	1985-09-20
1986	1986-05-29	1986-07-25
1987	1987-05-18	1987-08-04
1988	1988-05-29	1988-09-02
1989	1989-07-03	1989-08-05
1990	1990-04-25	1990-09-05
1991	1991-04-07	1991-08-31
1992	1992-05-02	1992-08-26
1993	1993-06-22	1993-08-27
1994	1994-05-21	1994-09-17
1995	1995-06-18	1995-08-31
1996	1996-05-19	1996-08-07
1997	1997-06-23	1997-08-03
1998	1998-05-18	1998-09-14
1999	1999-05-30	1999-08-28
2000	2000-06-09	2000-09-01
2001	2001-06-14	2001-08-10
2002	2002-04-16	2002-09-10
2003	2003-06-24	2003-09-07
2004	2004-06-08	2004-09-03
2005	2005-06-08	2005-09-22
2006	2006-05-29	2006-08-05
2007	2007-04-30	2007-09-25
2008	2008-06-27	2008-09-03
2009	2009-05-21	2009-08-15
2010	2010-05-24	2010-08-31
2011	2011-05-31	2011-09-02
2012	2012-05-20	2012-09-05
2013	2013-05-01	2013-09-12
2014	2014-06-01	2014-08-04
2015	2015-07-18	2015-09-07
2016	2016-05-07	2016-08-31
2017	2017-06-10	2017-09-26
2018	2018-05-17	2018-09-18
2019	2019-06-01	2019-08-08
2020	2020-05-26	2020-08-28
2021	2021-05-23	2021-09-20
2022	2022-05-13	2022-09-08
2023	2023-04-13	2023-10-02
2024	2024-05-19	2024-09-18
2025	2025-06-22	2025-10-05
2026	2026-05-17	2026-09-02

Every Fixed Threshold

Fixed thresholds at Clintonville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	74	51	1988	21
35 C (95 F): Days	38	12	1988	2
40 C (104 F): Days	2	1	1955	1
90 F (32.2 C): Days	68	32	1955	11
100 F (37.8 C): Days	8	2	1973	1
0 C (32 F): Ice days (max	74	95	2014	39
0 C (32 F): Frost days (min	73	188	1980	100
-10 C (14 F): Days with min	73	98	1978	38
-20 C (-4 F): Days with min	73	43	2014	8
-30 C (-22 F): Days with min	23	6	1963	3
20 C (68 F): Tropical nights (min	64	16	1988	12
25 C (77 F): Days with min	3	1	1995	1
10 mm (0.39 in): Days with 10 mm or more rain	76	38	2019	27
25 mm (0.98 in): Days with 25 mm or more rain	76	13	2000	9
50 mm (1.97 in): Days with 50 mm or more rain	39	3	1984	3
100 mm (3.94 in): Days with 100 mm or more rain	3	1	2019	1
10 cm (3.9 in): Days with 10 cm or more snowfall	65	10	1959	2
25 cm (9.8 in): Days with 25 cm or more snowfall	8	1	1955	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1953.

Download the Data

Data for Clintonville 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Clintonville Threshold Days by Year (USC00471676)

Key Facts for Clintonville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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