Columbus Threshold Days by Year (USW00023058)

17 fixed thresholds counted per year at Columbus (USW00023058): 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 96 years, most in 1926 with 19.
Columbus: days with a maximum temperature at or above 30 C (86 F) in 73 years, most in 1989 with 163.
Columbus: days with a maximum temperature at or above 35 C (95 F) in 73 years, most in 1994 with 88.
Columbus: days with a maximum temperature at or above 90 F (32.2 C) in 73 years, most in 1934 with 142.
17 fixed thresholds have at least one qualifying day at Columbus.

Days at or above 30 C (86 F)

73 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 163 in 1989.

Days at or above 30 C (86 F) per year at Columbus
Year	Days	Decade average
1924	140	131.5
1925	127	131.5
1926	125	131.5
1927	127	131.5
1928	137	131.5
1929	133	131.5
1930	113	129.5
1931	127	129.5
1932	116	129.5
1933	124	129.5
1934	162	129.5
1935	130	129.5
1936	133	129.5
1937	131	129.5
1941	124	137.4
1942	135	137.4
1943	154	137.4
1944	125	137.4
1945	132	137.4
1948	153	137.4
1949	139	137.4
1950	159	143.2
1951	150	143.2
1952	140	143.2
1953	146	143.2
1954	154	143.2
1955	135	143.2
1956	154	143.2
1957	121	143.2
1958	129	143.2
1959	144	143.2
1960	146	136
1963	156	136
1964	124	136
1965	134	136
1966	131	136
1967	134	136
1968	127	136
1969	136	136
1970	137	133
1971	136	133
1972	127	133
1973	141	133
1974	134	133
1975	135	133
1976	116	133
1977	136	133
1978	135	133
1981	133	139.4
1982	139	139.4
1983	132	139.4
1984	131	139.4
1985	136	139.4
1986	138	139.4
1987	132	139.4
1988	151	139.4
1989	163	139.4
1990	134	137.6
1991	124	137.6
1992	140	137.6
1994	142	137.6
1997	138	137.6
1998	145	137.6
1999	140	137.6
2000	155	145.4
2001	146	145.4
2002	155	145.4
2003	151	145.4
2004	132	145.4
2006	125	145.4
2007	144	145.4
2009	155	145.4
2010	144	144

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
1924	1924-04-23	1924-10-18
1925	1925-04-13	1925-10-05
1926	1926-05-16	1926-09-24
1927	1927-04-06	1927-09-12
1928	1928-03-27	1928-10-10
1929	1929-04-03	1929-10-11
1930	1930-04-08	1930-09-30
1931	1931-05-06	1931-10-26
1932	1932-04-09	1932-09-21
1933	1933-05-16	1933-09-29
1934	1934-04-10	1934-10-18
1935	1935-04-14	1935-10-14
1936	1936-04-13	1936-10-13
1937	1937-04-14	1937-10-02
1941	1941-05-05	1941-10-13
1942	1942-04-16	1942-09-26
1943	1943-03-29	1943-10-01
1944	1944-05-08	1944-10-18
1945	1945-03-10	1945-09-28
1948	1948-04-09	1948-10-16
1949	1949-04-25	1949-10-04
1950	1950-04-02	1950-10-31
1951	1951-04-14	1951-10-15
1952	1952-04-07	1952-10-21
1953	1953-04-17	1953-10-16
1954	1954-04-03	1954-10-21
1955	1955-04-26	1955-10-22
1956	1956-04-26	1956-10-23
1957	1957-04-13	1957-10-02
1958	1958-04-20	1958-09-21
1959	1959-04-02	1959-10-26
1960	1960-03-07	1960-10-08
1963	1963-03-28	1963-10-14
1964	1964-04-15	1964-10-30
1965	1965-04-20	1965-10-14
1966	1966-04-02	1966-10-12
1967	1967-03-02	1967-10-27
1968	1968-05-01	1968-10-15
1969	1969-03-31	1969-10-17
1970	1970-05-05	1970-09-25
1971	1971-03-26	1971-09-29
1972	1972-04-05	1972-10-17
1973	1973-04-28	1973-11-08
1974	1974-03-18	1974-09-13
1975	1975-04-17	1975-10-12
1976	1976-04-25	1976-10-02
1977	1977-04-09	1977-10-19
1978	1978-03-31	1978-10-12
1981	1981-04-11	1981-09-30
1982	1982-04-11	1982-10-26
1983	1983-05-04	1983-10-10
1984	1984-04-17	1984-09-25
1985	1985-04-11	1985-10-07
1986	1986-02-26	1986-10-01
1987	1987-04-15	1987-10-28
1988	1988-03-27	1988-11-06
1989	1989-03-09	1989-10-25
1990	1990-03-23	1990-09-28
1991	1991-04-06	1991-10-18
1992	1992-04-11	1992-10-19
1994	1994-04-20	1994-10-06
1997	1997-03-21	1997-10-11
1998	1998-03-24	1998-10-15
1999	1999-04-18	1999-10-15
2000	2000-04-06	2000-10-06
2001	2001-04-16	2001-10-30
2002	2002-04-02	2002-10-11
2003	2003-04-13	2003-10-25
2004	2004-03-20	2004-10-06
2006	2006-04-04	2006-10-05
2007	2007-03-18	2007-10-26
2009	2009-03-03	2009-10-19
2010	2010-04-28	2010-10-30

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	73	163	1989	144
35 C (95 F): Days	73	88	1994	71
40 C (104 F): Days	58	18	1924	3
90 F (32.2 C): Days	73	142	1934	116
100 F (37.8 C): Days	73	42	1924	25
110 F (43.3 C): Days	3	3	1994	3
0 C (32 F): Ice days (max	15	5	1949	1
0 C (32 F): Frost days (min	73	114	1956	60
-10 C (14 F): Days with min	48	18	1964	1
-20 C (-4 F): Days with min	2	2	1948	1
20 C (68 F): Tropical nights (min	73	138	1934	66
25 C (77 F): Days with min	40	76	1934	4
10 mm (0.39 in): Days with 10 mm or more rain	96	19	1926	7
25 mm (0.98 in): Days with 25 mm or more rain	65	5	1915	2
50 mm (1.97 in): Days with 50 mm or more rain	13	2	1955	1
10 cm (3.9 in): Days with 10 cm or more snowfall	13	3	1915	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1931	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Columbus Threshold Days by Year (USW00023058)

Key Facts for Columbus Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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