Columbus Threshold Days by Year (USC00241938)

19 fixed thresholds counted per year at Columbus (USC00241938): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Columbus Thresholds

Columbus: days with 10 mm (0.39 in) or more of precipitation in 94 years, most in 1978 with 20.
Columbus: days with a maximum temperature at or above 30 C (86 F) in 92 years, most in 1936 with 89.
Columbus: days with a maximum temperature at or above 90 F (32.2 C) in 92 years, most in 1936 with 61.
Columbus: days with a maximum temperature at or below 0 C (32 F) in 92 years, most in 1978 with 67.
19 fixed thresholds have at least one qualifying day at Columbus.

Days at or above 30 C (86 F)

92 years with a qualifying day

Days per year at Columbus with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 89 in 1936.

Days at or above 30 C (86 F) per year at Columbus
Year	Days	Decade average
1931	73	70.8
1932	61	70.8
1933	78	70.8
1934	73	70.8
1935	66	70.8
1936	89	70.8
1937	69	70.8
1938	59	70.8
1939	69	70.8
1940	78	55.1
1941	52	55.1
1942	46	55.1
1943	58	55.1
1944	41	55.1
1945	56	55.1
1946	58	55.1
1947	38	55.1
1948	55	55.1
1949	69	55.1
1950	42	55.3
1951	40	55.3
1952	50	55.3
1953	70	55.3
1954	51	55.3
1955	61	55.3
1956	67	55.3
1957	49	55.3
1958	52	55.3
1959	71	55.3
1960	65	59
1961	75	59
1962	43	59
1963	69	59
1964	52	59
1965	37	59
1966	77	59
1967	58	59
1969	55	59
1970	67	46.2
1972	42	46.2
1973	57	46.2
1974	45	46.2
1975	37	46.2
1976	35	46.2
1977	37	46.2
1978	43	46.2
1979	53	46.2
1980	40	49.3
1981	45	49.3
1982	35	49.3
1983	49	49.3
1984	57	49.3
1985	40	49.3
1988	82	49.3
1989	46	49.3
1990	67	47.9
1991	51	47.9
1992	46	47.9
1993	15	47.9
1994	57	47.9
1995	43	47.9
1996	56	47.9
1997	36	47.9
1998	57	47.9
1999	51	47.9
2000	65	52.8
2001	73	52.8
2002	46	52.8
2003	68	52.8
2004	32	52.8
2005	51	52.8
2006	53	52.8
2007	58	52.8
2008	39	52.8
2009	43	52.8
2010	39	42.4
2011	44	42.4
2012	64	42.4
2013	50	42.4
2014	37	42.4
2015	46	42.4
2016	44	42.4
2017	52	42.4
2018	26	42.4
2019	22	42.4
2020	50	43.4
2021	66	43.4
2022	56	43.4
2023	31	43.4
2024	51	43.4
2025	33	43.4
2026	17	43.4

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

First to last qualifying date each year at Columbus
Year	First date	Last date
1931	1931-05-14	1931-09-18
1932	1932-05-21	1932-09-18
1933	1933-05-30	1933-09-23
1934	1934-05-05	1934-10-07
1935	1935-06-08	1935-09-30
1936	1936-05-04	1936-09-25
1937	1937-05-18	1937-09-22
1938	1938-05-27	1938-09-29
1939	1939-04-28	1939-09-22
1940	1940-05-11	1940-09-22
1941	1941-05-12	1941-08-23
1942	1942-07-02	1942-10-09
1943	1943-06-18	1943-10-08
1944	1944-05-14	1944-09-14
1945	1945-05-04	1945-09-14
1946	1946-06-03	1946-09-16
1947	1947-05-02	1947-09-22
1948	1948-05-17	1948-08-31
1949	1949-05-10	1949-09-24
1950	1950-06-05	1950-09-06
1951	1951-05-23	1951-09-16
1952	1952-06-05	1952-09-27
1953	1953-06-11	1953-10-13
1954	1954-05-19	1954-09-26
1955	1955-06-21	1955-10-10
1956	1956-05-17	1956-09-27
1957	1957-06-03	1957-10-01
1958	1958-05-20	1958-10-14
1959	1959-06-03	1959-09-14
1960	1960-05-11	1960-09-18
1961	1961-05-29	1961-08-31
1962	1962-04-19	1962-09-07
1963	1963-06-13	1963-10-04
1964	1964-05-19	1964-09-17
1965	1965-05-30	1965-09-02
1966	1966-05-04	1966-09-23
1967	1967-05-22	1967-09-30
1969	1969-05-24	1969-09-04
1970	1970-05-17	1970-09-04
1972	1972-05-15	1972-08-29
1973	1973-05-15	1973-09-06
1974	1974-06-12	1974-09-26
1975	1975-06-24	1975-10-03
1976	1976-06-28	1976-09-05
1977	1977-06-01	1977-09-07
1978	1978-05-14	1978-09-06
1979	1979-05-27	1979-09-17
1980	1980-04-21	1980-10-08
1981	1981-05-01	1981-09-19
1982	1982-06-11	1982-09-09
1983	1983-05-25	1983-09-16
1984	1984-05-14	1984-09-18
1985	1985-05-02	1985-08-30
1988	1988-05-16	1988-09-07
1989	1989-04-21	1989-09-30
1990	1990-06-09	1990-09-26
1991	1991-06-10	1991-09-06
1992	1992-04-29	1992-10-03
1993	1993-05-13	1993-10-05
1994	1994-06-04	1994-09-23
1995	1995-06-12	1995-09-14
1996	1996-06-07	1996-10-10
1997	1997-05-31	1997-10-01
1998	1998-07-03	1998-09-18
1999	1999-05-25	1999-09-23
2000	2000-06-05	2000-09-17
2001	2001-05-12	2001-10-01
2002	2002-05-21	2002-09-16
2003	2003-05-25	2003-10-19
2004	2004-06-03	2004-09-12
2005	2005-06-17	2005-09-20
2006	2006-05-16	2006-09-13
2007	2007-06-20	2007-09-05
2008	2008-05-18	2008-08-30
2009	2009-05-17	2009-09-26
2010	2010-06-24	2010-10-03
2011	2011-06-23	2011-10-01
2012	2012-05-16	2012-09-18
2013	2013-05-12	2013-09-06
2014	2014-07-04	2014-09-26
2015	2015-06-09	2015-10-11
2016	2016-06-08	2016-09-03
2017	2017-06-02	2017-09-13
2018	2018-06-05	2018-09-09
2019	2019-07-12	2019-09-16
2020	2020-06-01	2020-09-25
2021	2021-05-01	2021-09-28
2022	2022-06-11	2022-09-29
2023	2023-05-23	2023-09-18
2024	2024-06-13	2024-10-05
2025	2025-05-11	2025-09-04
2026	2026-05-14	2026-07-15

Every Fixed Threshold

Fixed thresholds at Columbus
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	92	89	1936	17
35 C (95 F): Days	90	38	1936	3
40 C (104 F): Days	17	5	1931	1
90 F (32.2 C): Days	92	61	1936	10
100 F (37.8 C): Days	52	17	1933	2
0 C (32 F): Ice days (max	92	67	1978	10
0 C (32 F): Frost days (min	91	209	1945	100
-10 C (14 F): Days with min	91	94	1955	17
-20 C (-4 F): Days with min	90	39	1936	4
-30 C (-22 F): Days with min	65	10	1932	5
-40 C (-40 F): Days with min	2	3	1936	1
20 C (68 F): Tropical nights (min	12	5	1984	1
25 C (77 F): Days with min	1	1	1985	1
10 mm (0.39 in): Days with 10 mm or more rain	94	20	1978	6
25 mm (0.98 in): Days with 25 mm or more rain	73	8	1944	2
50 mm (1.97 in): Days with 50 mm or more rain	19	3	1944	1
10 cm (3.9 in): Days with 10 cm or more snowfall	57	9	1950	2
25 cm (9.8 in): Days with 25 cm or more snowfall	12	2	1983	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1941	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Columbus 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).

Columbus Threshold Days by Year (USC00241938)

Key Facts for Columbus Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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