Perry Threshold Days by Year (USC00347012)

19 fixed thresholds counted per year at Perry (USC00347012): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Perry Thresholds

Perry: days with 10 mm (0.39 in) or more of precipitation in 103 years, most in 1915 with 41.
Perry: days with 25 mm (0.98 in) or more of precipitation in 103 years, most in 1974 with 19.
Perry: days with 50 mm (1.97 in) or more of precipitation in 90 years, most in 1961 with 8.
Perry: days with a maximum temperature at or above 30 C (86 F) in 87 years, most in 1956 with 147.
19 fixed thresholds have at least one qualifying day at Perry.

Days at or above 30 C (86 F)

87 years with a qualifying day

Days per year at Perry with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 147 in 1956.

Days at or above 30 C (86 F) per year at Perry
Year	Days	Decade average
1899	114	114
1901	115	95.8
1902	97	95.8
1903	82	95.8
1904	89	95.8
1915	75	111
1916	128	111
1917	117	111
1918	124	111
1929	105	105
1930	103	114.8
1931	124	114.8
1932	110	114.8
1933	103	114.8
1934	112	114.8
1935	99	114.8
1936	120	114.8
1937	114	114.8
1938	131	114.8
1939	132	114.8
1940	106	104.6
1941	98	104.6
1942	96	104.6
1943	119	104.6
1944	105	104.6
1945	95	104.6
1946	100	104.6
1947	118	104.6
1948	116	104.6
1949	93	104.6
1950	89	119.2
1951	106	119.2
1952	133	119.2
1953	128	119.2
1954	137	119.2
1955	129	119.2
1956	147	119.2
1957	97	119.2
1958	111	119.2
1959	115	119.2
1960	111	111
1961	93	111
1962	128	111
1963	140	111
1964	110	111
1965	115	111
1966	111	111
1967	99	111
1968	102	111
1969	101	111
1970	118	114.1
1971	115	114.1
1972	124	114.1
1973	110	114.1
1974	96	114.1
1975	109	114.1
1976	109	114.1
1977	123	114.1
1978	123	114.1
1980	120	108.9
1981	116	108.9
1982	107	108.9
1984	122	108.9
1985	113	108.9
1986	110	108.9
1988	122	108.9
1989	61	108.9
1990	104	105.6
1991	116	105.6
1992	91	105.6
1993	96	105.6
1994	111	105.6
1995	98	105.6
1996	110	105.6
1997	107	105.6
1998	122	105.6
1999	101	105.6
2000	110	105.6
2001	108	105.6
2002	104	105.6
2003	101	105.6
2004	97	105.6
2005	121	105.6
2006	128	105.6
2007	96	105.6
2008	100	105.6
2009	91	105.6

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

First to last qualifying date each year at Perry
Year	First date	Last date
1899	1899-04-10	1899-10-24
1901	1901-03-02	1901-10-01
1902	1902-04-20	1902-10-16
1903	1903-04-01	1903-10-03
1904	1904-02-28	1904-10-18
1915	1915-04-27	1915-10-30
1916	1916-03-12	1916-10-08
1917	1917-04-22	1917-10-16
1918	1918-02-23	1918-10-15
1929	1929-03-23	1929-10-17
1930	1930-04-09	1930-10-09
1931	1931-05-15	1931-11-03
1932	1932-04-02	1932-10-18
1933	1933-04-18	1933-10-10
1934	1934-03-20	1934-09-20
1935	1935-03-21	1935-10-16
1936	1936-04-12	1936-10-19
1937	1937-04-14	1937-10-30
1938	1938-04-18	1938-10-31
1939	1939-04-09	1939-10-25
1940	1940-03-31	1940-10-23
1941	1941-05-14	1941-10-21
1942	1942-04-04	1942-09-19
1943	1943-04-04	1943-09-26
1944	1944-05-13	1944-10-25
1945	1945-05-13	1945-11-06
1946	1946-03-31	1946-10-23
1947	1947-04-30	1947-10-22
1948	1948-04-06	1948-10-15
1949	1949-04-23	1949-10-10
1950	1950-04-22	1950-10-31
1951	1951-03-22	1951-10-04
1952	1952-04-07	1952-10-26
1953	1953-04-22	1953-10-12
1954	1954-04-04	1954-10-18
1955	1955-03-03	1955-12-24
1956	1956-03-05	1956-10-12
1957	1957-05-29	1957-10-05
1958	1958-04-23	1958-10-19
1959	1959-04-02	1959-09-27
1960	1960-03-31	1960-10-11
1961	1961-04-19	1961-10-12
1962	1962-04-20	1962-10-15
1963	1963-03-28	1963-10-19
1964	1964-04-12	1964-10-21
1965	1965-04-03	1965-10-11
1966	1966-03-31	1966-10-14
1967	1967-03-10	1967-10-07
1968	1968-05-01	1968-10-30
1969	1969-05-21	1969-10-03
1970	1970-04-27	1970-10-02
1971	1971-03-13	1971-10-12
1972	1972-04-06	1972-10-12
1973	1973-05-10	1973-10-23
1974	1974-03-31	1974-09-12
1975	1975-04-16	1975-10-13
1976	1976-03-25	1976-10-11
1977	1977-04-07	1977-10-27
1978	1978-04-01	1978-10-21
1980	1980-04-20	1980-11-08
1981	1981-04-12	1981-10-05
1982	1982-04-12	1982-10-09
1984	1984-04-25	1984-10-07
1985	1985-04-03	1985-09-21
1986	1986-04-06	1986-09-28
1988	1988-04-04	1988-10-18
1989	1989-03-12	1989-09-07
1990	1990-04-24	1990-10-06
1991	1991-03-05	1991-10-24
1992	1992-04-14	1992-10-14
1993	1993-05-30	1993-10-06
1994	1994-04-14	1994-10-03
1995	1995-03-22	1995-10-21
1996	1996-02-22	1996-09-23
1997	1997-03-21	1997-10-07
1998	1998-04-26	1998-10-01
1999	1999-04-21	1999-10-16
2000	2000-04-19	2000-10-05
2001	2001-04-05	2001-10-05
2002	2002-04-18	2002-10-06
2003	2003-04-15	2003-10-25
2004	2004-04-17	2004-10-22
2005	2005-05-11	2005-10-20
2006	2006-03-02	2006-11-09
2007	2007-04-03	2007-10-08
2008	2008-04-22	2008-09-29
2009	2009-04-23	2009-09-28

Every Fixed Threshold

Fixed thresholds at Perry
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	87	147	1956	91
35 C (95 F): Days	87	96	1954	35
40 C (104 F): Days	60	39	1934	8
45 C (113 F): Days	3	5	1936	1
90 F (32.2 C): Days	87	128	1956	65
100 F (37.8 C): Days	82	61	1954	16
110 F (43.3 C): Days	12	10	1936	3
0 C (32 F): Ice days (max	86	31	1978	9
0 C (32 F): Frost days (min	84	107	1985	89
-10 C (14 F): Days with min	82	29	1963	9
-20 C (-4 F): Days with min	17	5	1930	2
20 C (68 F): Tropical nights (min	84	97	1991	61
25 C (77 F): Days with min	80	40	1934	12
10 mm (0.39 in): Days with 10 mm or more rain	103	41	1915	22
25 mm (0.98 in): Days with 25 mm or more rain	103	19	1974	9
50 mm (1.97 in): Days with 50 mm or more rain	90	8	1961	4
100 mm (3.94 in): Days with 100 mm or more rain	22	2	1969	1
10 cm (3.9 in): Days with 10 cm or more snowfall	30	3	1960	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1999	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1899.

Download the Data

Data for Perry 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).

Perry Threshold Days by Year (USC00347012)

Key Facts for Perry Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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