Chambersburg 1 ESE Threshold Days by Year (USC00361354)

18 fixed thresholds counted per year at Chambersburg 1 ESE (USC00361354): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chambersburg 1 ESE Thresholds

Chambersburg 1 ESE: days with a maximum temperature at or above 30 C (86 F) in 101 years, most in 1941 with 88.
Chambersburg 1 ESE: days with a maximum temperature at or above 90 F (32.2 C) in 101 years, most in 1931 with 56.
Chambersburg 1 ESE: days with a maximum temperature at or below 0 C (32 F) in 101 years, most in 1978 with 44.
Chambersburg 1 ESE: nights with a minimum temperature at or below 0 C (32 F) in 99 years, most in 1962 with 149.
18 fixed thresholds have at least one qualifying day at Chambersburg 1 ESE.

Days at or above 30 C (86 F)

101 years with a qualifying day

Days per year at Chambersburg 1 ESE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 88 in 1941.

Days at or above 30 C (86 F) per year at Chambersburg 1 ESE
Year	Days	Decade average
1894	50	48.6
1896	50	48.6
1897	39	48.6
1898	57	48.6
1899	47	48.6
1900	68	68
1917	56	56
1921	58	43
1922	49	43
1923	46	43
1924	32	43
1925	65	43
1926	38	43
1927	20	43
1928	25	43
1929	54	43
1931	83	70.3
1932	73	70.3
1933	69	70.3
1934	64	70.3
1935	54	70.3
1936	78	70.3
1938	67	70.3
1939	74	70.3
1940	47	53.4
1941	88	53.4
1942	63	53.4
1945	51	53.4
1946	36	53.4
1947	42	53.4
1948	41	53.4
1949	59	53.4
1950	38	51.8
1951	56	51.8
1952	57	51.8
1953	63	51.8
1954	44	51.8
1955	55	51.8
1956	45	51.8
1957	59	51.8
1958	36	51.8
1959	65	51.8
1960	32	46.6
1961	52	46.6
1962	50	46.6
1963	35	46.6
1964	53	46.6
1965	54	46.6
1966	63	46.6
1967	25	46.6
1968	52	46.6
1969	50	46.6
1970	55	36.4
1971	35	36.4
1972	28	36.4
1974	32	36.4
1975	38	36.4
1976	33	36.4
1977	51	36.4
1978	32	36.4
1979	24	36.4
1980	56	42.7
1981	30	42.7
1982	31	42.7
1983	63	42.7
1984	27	42.7
1985	35	42.7
1986	49	42.7
1987	55	42.7
1988	58	42.7
1989	23	42.7
1990	40	43.1
1991	70	43.1
1994	30	43.1
1995	36	43.1
1996	29	43.1
1997	42	43.1
1998	50	43.1
1999	48	43.1
2000	29	42.7
2001	40	42.7
2002	61	42.7
2003	23	42.7
2004	31	42.7
2005	57	42.7
2006	51	42.7
2007	71	42.7
2008	42	42.7
2009	22	42.7
2010	70	48.4
2011	54	48.4
2012	54	48.4
2013	44	48.4
2014	22	48.4
2015	41	48.4
2016	60	48.4
2017	42	48.4
2020	48	53.5
2023	62	53.5
2024	59	53.5
2025	45	53.5

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

First to last qualifying date each year at Chambersburg 1 ESE
Year	First date	Last date
1894	1894-06-11	1894-09-16
1896	1896-04-16	1896-09-19
1897	1897-04-24	1897-10-16
1898	1898-05-20	1898-09-19
1899	1899-05-01	1899-09-08
1900	1900-05-08	1900-10-06
1917	1917-05-18	1917-09-02
1921	1921-05-22	1921-09-29
1922	1922-04-10	1922-10-06
1923	1923-05-29	1923-08-21
1924	1924-05-06	1924-09-12
1925	1925-04-23	1925-09-21
1926	1926-05-02	1926-09-25
1927	1927-06-10	1927-10-02
1928	1928-05-04	1928-10-13
1929	1929-04-06	1929-09-29
1931	1931-05-15	1931-10-08
1932	1932-05-07	1932-09-20
1933	1933-05-20	1933-10-01
1934	1934-05-05	1934-10-11
1935	1935-04-27	1935-09-21
1936	1936-04-30	1936-09-23
1938	1938-05-03	1938-09-24
1939	1939-04-25	1939-10-10
1940	1940-05-14	1940-09-22
1941	1941-04-14	1941-10-07
1942	1942-04-25	1942-09-19
1945	1945-06-11	1945-09-29
1946	1946-04-23	1946-09-19
1947	1947-06-10	1947-10-23
1948	1948-05-10	1948-09-18
1949	1949-05-04	1949-10-10
1950	1950-06-07	1950-08-31
1951	1951-05-02	1951-10-05
1952	1952-06-04	1952-09-14
1953	1953-05-10	1953-09-30
1954	1954-05-02	1954-10-12
1955	1955-05-27	1955-09-15
1956	1956-04-28	1956-09-23
1957	1957-04-27	1957-09-22
1958	1958-06-10	1958-09-26
1959	1959-05-07	1959-10-06
1960	1960-04-23	1960-09-09
1961	1961-06-01	1961-09-25
1962	1962-04-26	1962-09-13
1963	1963-05-08	1963-09-20
1964	1964-05-19	1964-09-17
1965	1965-05-03	1965-09-23
1966	1966-06-04	1966-08-31
1967	1967-06-08	1967-08-18
1968	1968-06-06	1968-09-24
1969	1969-04-27	1969-09-17
1970	1970-05-09	1970-09-26
1971	1971-05-19	1971-09-11
1972	1972-06-15	1972-09-26
1974	1974-04-29	1974-09-12
1975	1975-05-20	1975-08-27
1976	1976-04-17	1976-09-14
1977	1977-04-11	1977-09-19
1978	1978-06-02	1978-09-20
1979	1979-05-10	1979-09-01
1980	1980-05-06	1980-09-23
1981	1981-05-26	1981-09-15
1982	1982-05-08	1982-09-14
1983	1983-04-29	1983-09-20
1984	1984-05-22	1984-09-02
1985	1985-04-19	1985-09-10
1986	1986-05-05	1986-10-01
1987	1987-05-10	1987-08-27
1988	1988-05-30	1988-09-23
1989	1989-06-01	1989-09-10
1990	1990-04-26	1990-09-06
1991	1991-04-08	1991-09-18
1994	1994-04-25	1994-09-14
1995	1995-04-19	1995-09-14
1996	1996-04-22	1996-09-02
1997	1997-05-19	1997-10-05
1998	1998-03-30	1998-09-27
1999	1999-05-29	1999-08-18
2000	2000-05-05	2000-08-31
2001	2001-04-23	2001-09-07
2002	2002-04-16	2002-09-10
2003	2003-06-23	2003-08-29
2004	2004-04-19	2004-08-30
2005	2005-05-11	2005-09-22
2006	2006-05-29	2006-08-29
2007	2007-05-10	2007-10-09
2008	2008-06-06	2008-09-14
2009	2009-04-25	2009-08-26
2010	2010-04-05	2010-09-25
2011	2011-05-26	2011-09-04
2012	2012-05-26	2012-09-07
2013	2013-04-10	2013-10-06
2014	2014-05-13	2014-09-06
2015	2015-05-16	2015-09-09
2016	2016-05-26	2016-09-23
2017	2017-05-17	2017-09-27
2020	2020-05-29	2020-08-28
2023	2023-04-13	2023-09-12
2024	2024-05-02	2024-09-20
2025	2025-05-16	2025-07-31

Every Fixed Threshold

Fixed thresholds at Chambersburg 1 ESE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	101	88	1941	45
35 C (95 F): Days	74	24	1931	7
40 C (104 F): Days	5	3	1936	1
90 F (32.2 C): Days	101	56	1931	29
100 F (37.8 C): Days	27	6	1936	1
0 C (32 F): Ice days (max	101	44	1978	15
0 C (32 F): Frost days (min	99	149	1962	63
-10 C (14 F): Days with min	98	41	1977	9
-20 C (-4 F): Days with min	34	5	1994	1
20 C (68 F): Tropical nights (min	98	49	2024	33
25 C (77 F): Days with min	13	3	1999	2
10 mm (0.39 in): Days with 10 mm or more rain	99	57	1996	22
25 mm (0.98 in): Days with 25 mm or more rain	99	22	1996	4
50 mm (1.97 in): Days with 50 mm or more rain	70	4	1955	2
100 mm (3.94 in): Days with 100 mm or more rain	6	1	1923	1
10 cm (3.9 in): Days with 10 cm or more snowfall	84	7	1961	1
25 cm (9.8 in): Days with 25 cm or more snowfall	23	2	1928	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	2016	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 Chambersburg 1 ESE 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Chambersburg 1 ESE Threshold Days by Year (USC00361354)

Key Facts for Chambersburg 1 ESE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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