Phoenixville 1 E Threshold Days by Year (USC00366927)

19 fixed thresholds counted per year at Phoenixville 1 E (USC00366927): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Phoenixville 1 E Thresholds

Phoenixville 1 E: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 2018 with 60.
Phoenixville 1 E: days with 25 mm (0.98 in) or more of precipitation in 92 years, most in 1952 with 20.
Phoenixville 1 E: nights with a minimum temperature at or below 0 C (32 F) in 90 years, most in 1986 with 149.
Phoenixville 1 E: nights with a minimum temperature at or below -10 C (14 F) in 90 years, most in 1963 with 36.
19 fixed thresholds have at least one qualifying day at Phoenixville 1 E.

Days at or above 30 C (86 F)

89 years with a qualifying day

Days per year at Phoenixville 1 E with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 100 in 1943.

Days at or above 30 C (86 F) per year at Phoenixville 1 E
Year	Days	Decade average
1894	47	47
1915	52	47
1916	54	47
1917	35	47
1920	48	43.5
1921	51	43.5
1922	42	43.5
1923	43	43.5
1924	32	43.5
1925	64	43.5
1926	27	43.5
1927	41	43.5
1930	92	74.3
1931	86	74.3
1932	56	74.3
1933	82	74.3
1934	81	74.3
1935	71	74.3
1936	84	74.3
1937	55	74.3
1938	61	74.3
1939	75	74.3
1940	47	76.5
1941	86	76.5
1942	86	76.5
1943	100	76.5
1944	91	76.5
1945	78	76.5
1946	55	76.5
1947	87	76.5
1948	60	76.5
1949	75	76.5
1950	50	65.3
1951	52	65.3
1952	66	65.3
1953	72	65.3
1954	73	65.3
1955	65	65.3
1956	65	65.3
1957	86	65.3
1958	43	65.3
1959	81	65.3
1960	41	55
1961	59	55
1963	45	55
1964	59	55
1965	55	55
1966	70	55
1967	39	55
1968	64	55
1969	63	55
1970	66	51.9
1971	57	51.9
1972	36	51.9
1973	53	51.9
1974	47	51.9
1975	49	51.9
1976	55	51.9
1977	61	51.9
1978	56	51.9
1979	39	51.9
1980	78	53.8
1981	49	53.8
1985	58	53.8
1986	56	53.8
1987	54	53.8
1989	28	53.8
1990	35	38.7
1991	48	38.7
1997	33	38.7
2001	49	63
2002	64	63
2003	41	63
2004	41	63
2005	79	63
2006	62	63
2007	92	63
2008	76	63
2010	85	69.6
2013	50	69.6
2014	65	69.6
2016	87	69.6
2017	63	69.6
2018	68	69.6
2019	69	69.6
2020	57	57.8
2024	65	57.8
2025	59	57.8
2026	50	57.8

For each year, a bar from the first to the last day at Phoenixville 1 E meeting 30 C (86 F).

First to last qualifying date each year at Phoenixville 1 E
Year	First date	Last date
1894	1894-06-10	1894-09-16
1915	1915-04-20	1915-09-19
1916	1916-05-25	1916-10-08
1917	1917-05-20	1917-08-29
1920	1920-05-28	1920-08-31
1921	1921-05-22	1921-09-30
1922	1922-05-10	1922-10-06
1923	1923-05-26	1923-08-22
1924	1924-06-21	1924-09-02
1925	1925-05-23	1925-09-14
1926	1926-05-02	1926-09-26
1927	1927-04-20	1927-10-08
1930	1930-05-01	1930-09-27
1931	1931-05-16	1931-10-06
1932	1932-04-22	1932-09-23
1933	1933-05-20	1933-10-12
1934	1934-05-05	1934-09-25
1935	1935-04-27	1935-10-20
1936	1936-04-30	1936-09-22
1937	1937-05-22	1937-09-04
1938	1938-04-14	1938-09-15
1939	1939-05-06	1939-10-10
1940	1940-05-14	1940-09-22
1941	1941-04-14	1941-10-07
1942	1942-04-06	1942-10-10
1943	1943-05-06	1943-10-08
1944	1944-05-01	1944-10-08
1945	1945-03-17	1945-10-01
1946	1946-05-17	1946-10-07
1947	1947-05-13	1947-10-23
1948	1948-03-21	1948-09-19
1949	1949-05-04	1949-10-11
1950	1950-05-06	1950-11-01
1951	1951-05-09	1951-10-05
1952	1952-05-28	1952-09-14
1953	1953-05-11	1953-09-30
1954	1954-05-29	1954-10-13
1955	1955-05-05	1955-09-20
1956	1956-04-28	1956-09-23
1957	1957-04-21	1957-09-22
1958	1958-05-18	1958-09-26
1959	1959-04-09	1959-10-06
1960	1960-04-23	1960-09-09
1961	1961-05-14	1961-09-24
1963	1963-05-09	1963-09-12
1964	1964-05-08	1964-09-23
1965	1965-05-03	1965-09-23
1966	1966-05-20	1966-09-03
1967	1967-06-09	1967-10-05
1968	1968-06-06	1968-09-25
1969	1969-04-27	1969-09-17
1970	1970-05-09	1970-09-26
1971	1971-05-19	1971-09-10
1972	1972-05-24	1972-09-18
1973	1973-06-04	1973-09-06
1974	1974-04-29	1974-09-13
1975	1975-05-20	1975-10-14
1976	1976-04-16	1976-09-19
1977	1977-04-12	1977-09-19
1978	1978-05-20	1978-09-18
1979	1979-05-09	1979-10-23
1980	1980-05-05	1980-09-23
1981	1981-05-22	1981-09-14
1985	1985-04-19	1985-09-20
1986	1986-05-06	1986-10-01
1987	1987-05-10	1987-08-19
1989	1989-05-19	1989-09-11
1990	1990-04-26	1990-09-02
1991	1991-04-08	1991-09-18
1997	1997-05-19	1997-10-07
2001	2001-05-02	2001-09-13
2002	2002-04-16	2002-10-02
2003	2003-06-14	2003-09-28
2004	2004-04-18	2004-08-27
2005	2005-04-20	2005-09-23
2006	2006-05-28	2006-09-09
2007	2007-04-23	2007-10-07
2008	2008-04-18	2008-09-14
2010	2010-04-06	2010-09-25
2013	2013-04-10	2013-10-05
2014	2014-05-12	2014-09-11
2016	2016-05-25	2016-10-19
2017	2017-04-11	2017-09-27
2018	2018-05-02	2018-09-19
2019	2019-05-17	2019-10-02
2020	2020-06-03	2020-09-08
2024	2024-04-29	2024-10-22
2025	2025-05-02	2025-09-28
2026	2026-04-14	2026-09-10

Every Fixed Threshold

Fixed thresholds at Phoenixville 1 E
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	89	100	1943	50
35 C (95 F): Days	82	44	1943	8
40 C (104 F): Days	9	4	1930	1
90 F (32.2 C): Days	89	77	1943	20
100 F (37.8 C): Days	33	13	1930	3
110 F (43.3 C): Days	1	2	1936	2
0 C (32 F): Ice days (max	88	30	1989	18
0 C (32 F): Frost days (min	90	149	1986	70
-10 C (14 F): Days with min	90	36	1963	20
-20 C (-4 F): Days with min	31	11	1961	3
20 C (68 F): Tropical nights (min	90	62	2018	40
25 C (77 F): Days with min	30	4	2016	2
10 mm (0.39 in): Days with 10 mm or more rain	92	60	2018	23
25 mm (0.98 in): Days with 25 mm or more rain	92	20	1952	8
50 mm (1.97 in): Days with 50 mm or more rain	76	6	1894	1
100 mm (3.94 in): Days with 100 mm or more rain	14	3	1971	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	2010	1
10 cm (3.9 in): Days with 10 cm or more snowfall	27	6	1894	2
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	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 1894.

Download the Data

Data for Phoenixville 1 E 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).

Phoenixville 1 E Threshold Days by Year (USC00366927)

Key Facts for Phoenixville 1 E Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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