Greenville Threshold Days by Year

18 fixed thresholds counted per year at Greenville (USC00313638): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Greenville Thresholds

Greenville: days with 10 mm (0.39 in) or more of precipitation in 103 years, most in 2015 with 60.
Greenville: days with 25 mm (0.98 in) or more of precipitation in 103 years, most in 1979 with 23.
Greenville: days with 50 mm (1.97 in) or more of precipitation in 98 years, most in 2003 with 9.
Greenville: days with a maximum temperature at or above 30 C (86 F) in 94 years, most in 2010 with 124.
18 fixed thresholds have at least one qualifying day at Greenville.

Days at or above 30 C (86 F)

94 years with a qualifying day

Days per year at Greenville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 124 in 2010.

Days at or above 30 C (86 F) per year at Greenville
Year	Days	Decade average
1914	70	96.7
1915	109	96.7
1916	96	96.7
1917	100	96.7
1918	97	96.7
1919	108	96.7
1922	103	100.9
1923	93	100.9
1924	79	100.9
1925	119	100.9
1926	113	100.9
1927	106	100.9
1928	105	100.9
1929	89	100.9
1930	112	104.7
1931	114	104.7
1932	105	104.7
1933	95	104.7
1934	106	104.7
1935	91	104.7
1936	107	104.7
1937	105	104.7
1938	100	104.7
1939	112	104.7
1956	94	101
1957	115	101
1958	93	101
1959	102	101
1960	92	91.9
1961	92	91.9
1962	92	91.9
1963	96	91.9
1964	97	91.9
1965	102	91.9
1966	81	91.9
1967	83	91.9
1968	97	91.9
1969	87	91.9
1970	113	88.4
1971	89	88.4
1972	69	88.4
1974	78	88.4
1975	95	88.4
1976	83	88.4
1977	108	88.4
1978	95	88.4
1979	66	88.4
1980	107	89.7
1981	84	89.7
1982	67	89.7
1983	97	89.7
1984	67	89.7
1985	112	89.7
1986	99	89.7
1987	94	89.7
1988	82	89.7
1989	88	89.7
1990	102	88
1991	98	88
1992	73	88
1993	93	88
1994	84	88
1995	85	88
1996	90	88
1997	77	88
1998	100	88
1999	78	88
2000	84	93.5
2001	84	93.5
2002	100	93.5
2003	80	93.5
2004	90	93.5
2005	104	93.5
2006	83	93.5
2007	121	93.5
2008	98	93.5
2009	91	93.5
2010	124	101.9
2011	109	101.9
2012	85	101.9
2013	89	101.9
2014	81	101.9
2015	99	101.9
2016	102	101.9
2017	97	101.9
2018	117	101.9
2019	116	101.9
2020	85	92.4
2021	98	92.4
2022	97	92.4
2023	81	92.4
2024	84	92.4
2025	82	92.4
2026	120	92.4

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

First to last qualifying date each year at Greenville
Year	First date	Last date
1914	1914-04-28	1914-09-08
1915	1915-04-20	1915-11-13
1916	1916-04-14	1916-10-21
1917	1917-04-03	1917-10-20
1918	1918-03-15	1918-10-29
1919	1919-04-09	1919-11-02
1922	1922-04-10	1922-10-09
1923	1923-03-05	1923-10-30
1924	1924-04-26	1924-10-19
1925	1925-04-14	1925-10-18
1926	1926-04-01	1926-10-21
1927	1927-03-19	1927-10-24
1928	1928-05-04	1928-10-24
1929	1929-03-26	1929-10-01
1930	1930-04-12	1930-10-18
1931	1931-05-17	1931-10-08
1932	1932-04-24	1932-09-24
1933	1933-05-03	1933-10-02
1934	1934-04-05	1934-10-01
1935	1935-03-22	1935-10-23
1936	1936-04-16	1936-09-30
1937	1937-04-19	1937-10-08
1938	1938-04-01	1938-11-08
1939	1939-03-26	1939-10-29
1956	1956-05-01	1956-10-03
1957	1957-04-18	1957-09-27
1958	1958-04-20	1958-10-11
1959	1959-04-09	1959-10-12
1960	1960-04-23	1960-10-14
1961	1961-04-24	1961-11-05
1962	1962-04-24	1962-10-13
1963	1963-04-03	1963-10-09
1964	1964-04-19	1964-10-01
1965	1965-04-13	1965-09-25
1966	1966-04-25	1966-10-01
1967	1967-03-16	1967-10-08
1968	1968-03-22	1968-10-21
1969	1969-04-20	1969-09-17
1970	1970-04-21	1970-10-10
1971	1971-04-14	1971-09-29
1972	1972-04-16	1972-09-30
1974	1974-03-08	1974-11-04
1975	1975-04-25	1975-10-16
1976	1976-03-03	1976-10-08
1977	1977-04-11	1977-10-06
1978	1978-04-10	1978-09-22
1979	1979-04-01	1979-09-28
1980	1980-04-23	1980-09-26
1981	1981-04-12	1981-10-06
1982	1982-05-07	1982-09-18
1983	1983-04-28	1983-10-13
1984	1984-04-27	1984-10-29
1985	1985-03-29	1985-10-15
1986	1986-03-31	1986-10-05
1987	1987-04-30	1987-09-19
1988	1988-04-06	1988-09-24
1989	1989-04-25	1989-10-17
1990	1990-03-12	1990-10-13
1991	1991-03-23	1991-09-19
1992	1992-05-15	1992-09-27
1993	1993-05-16	1993-09-26
1994	1994-04-26	1994-09-17
1995	1995-04-19	1995-09-22
1996	1996-04-22	1996-10-30
1997	1997-05-18	1997-10-08
1998	1998-05-16	1998-10-01
1999	1999-04-08	1999-10-04
2000	2000-03-08	2000-10-06
2001	2001-04-07	2001-10-24
2002	2002-04-16	2002-10-05
2003	2003-05-08	2003-11-05
2004	2004-04-20	2004-09-22
2005	2005-04-19	2005-10-20
2006	2006-04-15	2006-09-24
2007	2007-04-25	2007-10-24
2008	2008-04-18	2008-10-16
2009	2009-04-24	2009-10-09
2010	2010-04-02	2010-10-27
2011	2011-04-20	2011-10-17
2012	2012-04-17	2012-09-28
2013	2013-04-10	2013-10-05
2014	2014-04-02	2014-10-11
2015	2015-05-12	2015-09-20
2016	2016-03-16	2016-10-19
2017	2017-04-21	2017-10-10
2018	2018-05-04	2018-10-10
2019	2019-04-30	2019-10-04
2020	2020-03-20	2020-09-11
2021	2021-04-07	2021-10-16
2022	2022-04-26	2022-09-22
2023	2023-03-24	2023-09-12
2024	2024-04-15	2024-09-29
2025	2025-04-04	2025-10-07
2026	2026-03-10	2026-10-13

Every Fixed Threshold

Fixed thresholds at Greenville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	94	124	2010	120
35 C (95 F): Days	94	42	1915	31
40 C (104 F): Days	4	1	1932	1
90 F (32.2 C): Days	94	95	2010	81
100 F (37.8 C): Days	37	9	1932	2
0 C (32 F): Ice days (max	62	8	1917	1
0 C (32 F): Frost days (min	92	92	1924	38
-10 C (14 F): Days with min	53	12	1917	2
-20 C (-4 F): Days with min	1	1	1985	1
20 C (68 F): Tropical nights (min	92	125	2018	95
25 C (77 F): Days with min	47	11	2016	13
10 mm (0.39 in): Days with 10 mm or more rain	103	60	2015	34
25 mm (0.98 in): Days with 25 mm or more rain	103	23	1979	7
50 mm (1.97 in): Days with 50 mm or more rain	98	9	2003	1
100 mm (3.94 in): Days with 100 mm or more rain	29	3	2010	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1999	1
10 cm (3.9 in): Days with 10 cm or more snowfall	20	3	1927	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1927	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1914.

Download the Data

Data for Greenville 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Greenville Threshold Days by Year

Key Facts for Greenville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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