Average Temperature in Philadelphia by Year

This page contains a list of the average yearly high and low temperatures in Philadelphia, Pennsylvania for each year between 1907 and 2023. It is based on NOAA data.

Change:

Month:

What Was the Hottest Year Ever in Philadelphia?

2012 was the warmest year in the history of Philadelphia, Pennsylvania. The average daily high temperature was 67.4 °F, and the average low was 50.5 °F.

What Was the Coldest Year Ever in Philadelphia?

1914 was the coolest year in the history of Philadelphia, Pennsylvania. The average daily high temperature was 53.8 °F, and the average low was 33.7 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	2	67.3	49.9
2022	5	67.1	49.3
2021	4	66.6	49.9
2020	7	66.6	49.7
2019	16	65.7	49.0
2018	23	64.8	48.5
2017	9	66.3	49.7
2016	3	67.2	49.8
2015	10	66.4	49.2
2014	49	63.8	46.8
2013	29	64.5	48.2
2012	1	67.4	50.5
2011	11	66.4	49.2
2010	12	66.2	49.2
2009	36	63.8	47.6
2008	26	65.1	47.8
2007	27	64.9	47.9
2006	13	66.2	49.0
2005	32	64.7	47.4
2004	40	63.8	47.3
2003	57	63.0	46.9
2002	14	66.4	48.8
2001	17	65.8	48.5
2000	64	63.2	46.2
1999	20	65.7	48.0
1998	6	66.7	49.6
1997	61	63.7	45.9
1996	89	61.9	45.7
1995	24	65.4	47.9
1994	22	65.7	47.7
1993	21	65.5	48.1
1992	50	63.8	46.8
1991	8	67.4	48.8
1990	15	67.1	48.0
1989	73	63.5	45.5
1988	68	64.6	44.7
1987	43	65.0	46.1
1986	47	65.0	45.9
1985	58	64.3	45.6
1984	88	62.7	45.0
1983	62	63.8	45.8
1982	79	63.2	45.4
1981	91	62.6	44.9
1980	71	63.3	45.8
1979	67	63.3	46.0
1978	92	62.5	44.7
1977	76	63.7	45.0
1976	78	63.8	44.8
1975	31	65.0	47.3
1974	48	64.7	46.2
1973	25	65.3	47.7
1972	86	62.5	45.8
1971	37	63.8	47.5
1970	72	62.9	46.2
1969	87	62.4	45.3
1968	83	63.7	44.8
1967	95	62.6	44.4
1966	97	62.8	43.3
1965	96	62.3	43.9
1964	84	64.3	44.1
1963	105	62.4	41.7
1962	104	61.7	42.7
1961	100	62.0	43.6
1960	99	62.5	43.3
1959	38	64.8	46.5
1958	101	61.2	44.3
1957	51	64.3	46.1
1956	80	62.8	45.7
1955	41	64.5	46.6
1954	35	65.1	46.5
1953	19	66.3	47.5
1952	33	65.0	47.1
1951	42	64.8	46.2
1950	75	63.2	45.5
1949	18	66.4	47.8
1948	85	63.4	45.0
1947	82	63.4	45.0
1946	39	65.2	46.0
1944	77	63.5	45.1
1943	90	63.4	44.2
1942	74	64.1	44.7
1941	59	65.2	44.6
1940	94	61.3	45.7
1939	46	63.7	47.2
1938	34	64.2	47.6
1937	45	63.4	47.5
1936	55	63.7	46.4
1935	81	62.8	45.7
1934	63	63.1	46.5
1933	44	63.6	47.3
1932	52	63.2	47.2
1931	28	64.3	48.5
1930	54	63.6	46.6
1929	70	63.7	45.5
1928	66	63.1	46.2
1927	69	63.3	46.0
1926	102	60.7	44.3
1925	56	64.0	46.0
1924	98	61.3	44.6
1923	65	63.2	46.2
1922	53	63.3	46.9
1921	30	64.9	47.7
1920	93	61.9	45.3
1919	60	62.8	46.8
1917	106	59.1	43.3
1916	103	59.6	45.1
1915	111	56.3	35.6
1914	115	53.8	33.7
1913	107	57.9	37.2
1912	114	55.8	34.5
1911	110	55.9	37.0
1910	112	55.4	35.8
1909	113	55.0	35.8
1908	109	56.9	37.3
1907	108	57.5	36.9

Weather Station Details

Years	Station	Coordinates
1941–2024	Philadelphia International Airport	location
1916–1940	Philadelphia Naval Yard	location
1894–1915	Drexel University	location