Morrilton Threshold Days by Year (USC00034938)

19 fixed thresholds counted per year at Morrilton (USC00034938): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Morrilton Thresholds

Morrilton: days with 10 mm (0.39 in) or more of precipitation in 93 years, most in 1973 with 56.
Morrilton: days with 25 mm (0.98 in) or more of precipitation in 93 years, most in 2011 with 25.
Morrilton: nights with a minimum temperature at or below 0 C (32 F) in 90 years, most in 2014 with 103.
Morrilton: nights with a minimum temperature at or above 20 C (68 F) in 90 years, most in 1954 with 94.
19 fixed thresholds have at least one qualifying day at Morrilton.

Days at or above 30 C (86 F)

89 years with a qualifying day

Days per year at Morrilton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 147 in 1963.

Days at or above 30 C (86 F) per year at Morrilton
Year	Days	Decade average
1922	115	106.3
1927	118	106.3
1928	94	106.3
1929	98	106.3
1930	104	110.8
1931	116	110.8
1932	107	110.8
1933	97	110.8
1934	98	110.8
1936	115	110.8
1937	114	110.8
1938	135	110.8
1940	97	109.1
1941	120	109.1
1942	102	109.1
1943	102	109.1
1944	135	109.1
1945	116	109.1
1946	95	109.1
1947	96	109.1
1948	120	109.1
1949	108	109.1
1950	76	112.4
1951	100	112.4
1953	141	112.4
1954	126	112.4
1955	123	112.4
1956	135	112.4
1957	95	112.4
1958	107	112.4
1959	109	112.4
1960	113	112.6
1961	89	112.6
1962	114	112.6
1963	147	112.6
1964	107	112.6
1965	116	112.6
1966	100	112.6
1967	105	112.6
1968	105	112.6
1969	130	112.6
1970	120	110.3
1971	122	110.3
1972	125	110.3
1973	107	110.3
1974	90	110.3
1975	103	110.3
1976	87	110.3
1977	128	110.3
1984	120	131
1986	127	131
1987	147	131
1988	130	131
1991	104	96.3
1992	77	96.3
1993	91	96.3
1994	84	96.3
1995	97	96.3
1996	91	96.3
1997	97	96.3
1998	123	96.3
1999	103	96.3
2000	104	98.5
2001	98	98.5
2002	113	98.5
2003	83	98.5
2004	89	98.5
2005	123	98.5
2006	110	98.5
2007	103	98.5
2008	85	98.5
2009	77	98.5
2010	128	109.8
2011	111	109.8
2012	122	109.8
2013	105	109.8
2014	94	109.8
2015	105	109.8
2016	107	109.8
2017	90	109.8
2018	121	109.8
2019	115	109.8
2020	91	114
2021	102	114
2022	120	114
2023	119	114
2024	134	114
2025	108	114
2026	124	114

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

First to last qualifying date each year at Morrilton
Year	First date	Last date
1922	1922-05-05	1922-10-05
1927	1927-04-10	1927-11-02
1928	1928-05-02	1928-10-14
1929	1929-03-23	1929-10-17
1930	1930-04-10	1930-09-22
1931	1931-04-16	1931-10-27
1932	1932-04-20	1932-10-23
1933	1933-04-09	1933-09-30
1934	1934-05-14	1934-09-25
1936	1936-04-13	1936-10-05
1937	1937-04-17	1937-10-31
1938	1938-04-30	1938-10-18
1940	1940-03-31	1940-10-19
1941	1941-04-13	1941-10-23
1942	1942-05-26	1942-10-03
1943	1943-04-10	1943-09-22
1944	1944-02-24	1944-10-30
1945	1945-02-15	1945-10-27
1946	1946-03-30	1946-10-10
1947	1947-05-05	1947-10-23
1948	1948-04-08	1948-10-24
1949	1949-04-24	1949-10-11
1950	1950-05-17	1950-10-31
1951	1951-05-03	1951-10-19
1953	1953-05-21	1953-10-22
1954	1954-04-25	1954-10-11
1955	1955-04-15	1955-10-12
1956	1956-05-05	1956-10-18
1957	1957-05-12	1957-09-20
1958	1958-04-04	1958-09-25
1959	1959-04-30	1959-10-03
1960	1960-04-06	1960-10-03
1961	1961-05-29	1961-10-18
1962	1962-04-29	1962-10-11
1963	1963-03-28	1963-10-27
1964	1964-05-17	1964-10-17
1965	1965-04-09	1965-10-09
1966	1966-03-31	1966-10-11
1967	1967-03-11	1967-10-06
1968	1968-05-02	1968-10-30
1969	1969-04-16	1969-10-20
1970	1970-05-10	1970-10-05
1971	1971-04-27	1971-10-29
1972	1972-04-07	1972-10-16
1973	1973-05-10	1973-10-10
1974	1974-03-31	1974-09-12
1975	1975-04-27	1975-10-14
1976	1976-04-11	1976-10-04
1977	1977-05-07	1977-10-01
1984	1984-04-24	1984-10-31
1986	1986-03-29	1986-10-04
1987	1987-04-17	1987-11-04
1988	1988-05-07	1988-10-17
1991	1991-05-13	1991-10-12
1992	1992-04-15	1992-10-14
1993	1993-05-07	1993-10-02
1994	1994-05-26	1994-10-05
1995	1995-04-10	1995-10-12
1996	1996-04-20	1996-09-24
1997	1997-03-22	1997-10-07
1998	1998-05-13	1998-10-05
1999	1999-05-09	1999-10-17
2000	2000-05-09	2000-10-06
2001	2001-04-10	2001-09-23
2002	2002-04-15	2002-10-07
2003	2003-04-13	2003-10-25
2004	2004-05-08	2004-10-20
2005	2005-05-11	2005-10-20
2006	2006-04-03	2006-10-19
2007	2007-04-04	2007-10-09
2008	2008-05-20	2008-09-27
2009	2009-04-24	2009-09-28
2010	2010-05-04	2010-10-18
2011	2011-04-09	2011-10-18
2012	2012-04-02	2012-09-28
2013	2013-04-17	2013-10-06
2014	2014-05-05	2014-10-27
2015	2015-05-05	2015-10-16
2016	2016-03-16	2016-11-01
2017	2017-03-21	2017-10-15
2018	2018-05-07	2018-10-09
2019	2019-04-11	2019-10-11
2020	2020-03-27	2020-10-22
2021	2021-05-25	2021-10-11
2022	2022-05-10	2022-10-16
2023	2023-05-07	2023-10-04
2024	2024-04-19	2024-10-29
2025	2025-04-14	2025-10-19
2026	2026-03-21	2026-10-14

Every Fixed Threshold

Fixed thresholds at Morrilton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	89	147	1963	124
35 C (95 F): Days	89	93	1954	57
40 C (104 F): Days	38	23	1954	1
45 C (113 F): Days	3	2	1986	1
90 F (32.2 C): Days	89	116	1953	101
100 F (37.8 C): Days	72	53	1954	17
110 F (43.3 C): Days	6	4	1986	3
0 C (32 F): Ice days (max	73	13	2000	4
0 C (32 F): Frost days (min	90	103	2014	38
-10 C (14 F): Days with min	77	15	1963	6
-20 C (-4 F): Days with min	6	2	1930	1
20 C (68 F): Tropical nights (min	90	94	1954	120
25 C (77 F): Days with min	54	22	2011	21
10 mm (0.39 in): Days with 10 mm or more rain	93	56	1973	20
25 mm (0.98 in): Days with 25 mm or more rain	93	25	2011	6
50 mm (1.97 in): Days with 50 mm or more rain	90	10	2009	2
100 mm (3.94 in): Days with 100 mm or more rain	22	3	2008	1
10 cm (3.9 in): Days with 10 cm or more snowfall	24	2	1929	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	2021	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1922.

Download the Data

Data for Morrilton 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).

Morrilton Threshold Days by Year (USC00034938)

Key Facts for Morrilton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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