Carrollton Threshold Days by Year (USC00231340)

20 fixed thresholds counted per year at Carrollton (USC00231340): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Carrollton Thresholds

Carrollton: days with a maximum temperature at or above 30 C (86 F) in 88 years, most in 1956 with 108.
Carrollton: days with a maximum temperature at or above 35 C (95 F) in 88 years, most in 1953 with 51.
Carrollton: days with a maximum temperature at or above 90 F (32.2 C) in 88 years, most in 1953 with 85.
Carrollton: days with a maximum temperature at or below 0 C (32 F) in 88 years, most in 1978 with 52.
20 fixed thresholds have at least one qualifying day at Carrollton.

Days at or above 30 C (86 F)

88 years with a qualifying day

Days per year at Carrollton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 108 in 1956.

Days at or above 30 C (86 F) per year at Carrollton
Year	Days	Decade average
1893	59	63.7
1894	72	63.7
1895	60	63.7
1896	59	63.7
1897	79	63.7
1898	55	63.7
1899	62	63.7
1900	78	63.5
1903	49	63.5
1947	74	72
1948	77	72
1949	65	72
1950	42	77.4
1951	51	77.4
1952	87	77.4
1953	106	77.4
1954	96	77.4
1955	79	77.4
1956	108	77.4
1957	63	77.4
1958	54	77.4
1959	88	77.4
1960	72	66
1961	53	66
1962	71	66
1963	87	66
1964	77	66
1965	63	66
1966	57	66
1967	46	66
1968	61	66
1969	73	66
1970	70	71
1971	80	71
1972	70	71
1973	67	71
1974	55	71
1975	80	71
1976	81	71
1977	64	71
1978	77	71
1979	66	71
1980	108	82.3
1981	66	82.3
1982	53	82.3
1983	91	82.3
1984	84	82.3
1985	62	82.3
1986	87	82.3
1987	100	82.3
1988	101	82.3
1989	71	82.3
1990	68	71.1
1991	92	71.1
1992	50	71.1
1993	63	71.1
1994	73	71.1
1995	67	71.1
1996	68	71.1
1997	73	71.1
1998	87	71.1
1999	70	71.1
2000	71	63.4
2001	69	63.4
2002	80	63.4
2003	72	63.4
2004	44	63.4
2005	81	63.4
2007	72	63.4
2008	45	63.4
2009	37	63.4
2010	67	68.1
2011	70	68.1
2012	86	68.1
2013	65	68.1
2014	51	68.1
2015	53	68.1
2016	74	68.1
2017	64	68.1
2018	88	68.1
2019	63	68.1
2020	63	72
2021	69	72
2022	78	72
2023	75	72
2024	61	72
2025	78	72
2026	80	72

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

First to last qualifying date each year at Carrollton
Year	First date	Last date
1893	1893-04-06	1893-10-11
1894	1894-04-28	1894-09-09
1895	1895-04-29	1895-09-22
1896	1896-04-15	1896-09-16
1897	1897-05-20	1897-10-15
1898	1898-05-24	1898-09-28
1899	1899-05-15	1899-09-07
1900	1900-05-13	1900-10-05
1903	1903-06-16	1903-09-25
1947	1947-05-14	1947-10-23
1948	1948-04-18	1948-09-20
1949	1949-04-25	1949-10-07
1950	1950-04-23	1950-10-31
1951	1951-04-27	1951-10-04
1952	1952-04-29	1952-09-30
1953	1953-04-22	1953-10-17
1954	1954-04-06	1954-10-10
1955	1955-05-01	1955-09-29
1956	1956-04-21	1956-10-12
1957	1957-06-05	1957-09-19
1958	1958-05-11	1958-09-24
1959	1959-04-30	1959-09-27
1960	1960-04-22	1960-09-20
1961	1961-06-01	1961-09-11
1962	1962-05-05	1962-10-11
1963	1963-05-08	1963-10-15
1964	1964-05-04	1964-09-19
1965	1965-04-22	1965-09-18
1966	1966-05-07	1966-09-05
1967	1967-05-18	1967-10-04
1968	1968-05-01	1968-09-03
1969	1969-05-26	1969-10-04
1970	1970-04-27	1970-09-20
1971	1971-05-17	1971-10-01
1972	1972-04-12	1972-09-20
1973	1973-06-07	1973-09-21
1974	1974-05-13	1974-08-26
1975	1975-05-18	1975-10-13
1976	1976-06-08	1976-10-03
1977	1977-05-15	1977-09-08
1978	1978-05-24	1978-09-20
1979	1979-05-08	1979-10-08
1980	1980-04-20	1980-10-09
1981	1981-04-02	1981-10-01
1982	1982-05-04	1982-10-05
1983	1983-06-09	1983-10-03
1984	1984-05-18	1984-09-24
1985	1985-04-18	1985-09-19
1986	1986-03-29	1986-09-28
1987	1987-04-19	1987-09-26
1988	1988-05-11	1988-09-23
1989	1989-04-21	1989-10-14
1990	1990-06-09	1990-10-05
1991	1991-05-13	1991-10-23
1992	1992-04-30	1992-09-16
1993	1993-05-28	1993-09-13
1994	1994-05-22	1994-10-01
1995	1995-05-13	1995-09-10
1996	1996-04-11	1996-09-10
1997	1997-05-17	1997-10-06
1998	1998-05-13	1998-09-29
1999	1999-06-04	1999-10-16
2000	2000-06-01	2000-10-04
2001	2001-04-10	2001-09-14
2002	2002-04-16	2002-10-02
2003	2003-05-29	2003-10-21
2004	2004-04-17	2004-09-20
2005	2005-05-11	2005-10-05
2007	2007-04-30	2007-10-07
2008	2008-05-18	2008-09-29
2009	2009-05-24	2009-09-28
2010	2010-05-23	2010-10-09
2011	2011-04-04	2011-09-13
2012	2012-04-02	2012-09-13
2013	2013-05-15	2013-10-05
2014	2014-05-07	2014-09-30
2015	2015-06-08	2015-09-18
2016	2016-05-08	2016-10-18
2017	2017-05-10	2017-10-15
2018	2018-05-07	2018-10-04
2019	2019-05-17	2019-10-03
2020	2020-04-09	2020-10-08
2021	2021-05-27	2021-09-29
2022	2022-05-10	2022-10-23
2023	2023-05-07	2023-10-03
2024	2024-04-14	2024-10-13
2025	2025-05-15	2025-10-16
2026	2026-03-21	2026-10-14

Every Fixed Threshold

Fixed thresholds at Carrollton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	88	108	1956	80
35 C (95 F): Days	88	51	1953	18
40 C (104 F): Days	14	15	1954	5
45 C (113 F): Days	1	1	1954	1
90 F (32.2 C): Days	88	85	1953	43
100 F (37.8 C): Days	39	27	1954	7
110 F (43.3 C): Days	2	4	1954	1
0 C (32 F): Ice days (max	88	52	1978	12
0 C (32 F): Frost days (min	87	141	2013	59
-10 C (14 F): Days with min	87	48	1963	19
-20 C (-4 F): Days with min	64	16	1963	2
-30 C (-22 F): Days with min	3	1	1947	1
20 C (68 F): Tropical nights (min	87	60	2011	54
25 C (77 F): Days with min	37	12	2011	1
10 mm (0.39 in): Days with 10 mm or more rain	88	53	1973	30
25 mm (0.98 in): Days with 25 mm or more rain	88	20	1961	7
50 mm (1.97 in): Days with 50 mm or more rain	79	8	1998	2
100 mm (3.94 in): Days with 100 mm or more rain	16	2	1998	1
10 cm (3.9 in): Days with 10 cm or more snowfall	58	6	1960	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1958	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Carrollton 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).

Carrollton Threshold Days by Year (USC00231340)

Key Facts for Carrollton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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