Philadelphia, PA: Summer

31 August 2026: Summer 2026 averaged 78.8°F in Philadelphia, PA, the warmest summer since 2022, 4th warmest of 153.

Summer 2026

Mean temperature: 78.8°F; Warmest since 2022; 4th warmest of 153
Precipitation: 17.87 in; Wettest since 2013; 14th wettest of 155

A normal summer in Philadelphia, PA (1991 to 2020): a mean temperature of 76.9°F, between 74.2°F and 78.4°F in eight years of ten and 11.27 in of precipitation, between 7.93 in and 17.40 in in eight years of ten.

The mean temperature of every summer in Philadelphia, PA since 1874: 78.8°F in 2026; the highest is 79.6°F, in 2010.

Normal range, 74.2 to 78.4°F

Every year, ranked, as a table

Every summer in Philadelphia, PA from 1872 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	78.8	4	87.5	7	70.1	3	17.87	14	0
2025	77.4	18	86.2	24	68.6	17	8.54	128	0
2024	78.5	6	87.3	10	69.7	6	12.19	70	0
2023	75.9	42	84.5	52	67.3	39	12.73	64	0
2022	79.3	2	88.1	2	70.5	2	9.93	102	0
2021	77.7	14	86.4	19	69.1	10	15.96	33	0
2020	78.4	7	86.9	15	69.9	4	17.28	20	0
2019	77.6	17	86.3	22	68.9	13	16.75	23	0
2018	76.9	24	85.4	37	68.4	20	10.51	95	0
2017	76.4	32	84.9	43	67.9	28	13.26	56	0
2016	78.9	3	87.8	4	69.9	4	7.45	143	0
2015	77.7	14	86.1	25	69.3	7	13.02	60	0
2014	75.7	48	84.6	46	66.9	54	13.31	55	0
2013	76.6	29	84.6	46	68.7	16	29.71	1	0
2012	78	10	87.1	11	69	12	9.79	106	0
2011	78	10	87.1	11	68.9	13	24.58	2	0
2010	79.6	1	88.7	1	70.6	1	10.52	94	0
2009	75.1	65	83.4	89	66.8	56	18.43	10	0
2008	76.8	25	85.9	30	67.6	34	8.76	122	0
2007	76	41	84.8	44	67.3	39	10.40	96	0
2006	76.8	25	85.3	38	68.3	22	16.15	31	0
2005	77.8	13	86.4	19	69.1	10	10.19	99	0
2004	74.4	92	82.5	108	66.3	71	16.65	25	0
2003	76.1	40	84.5	52	67.8	31	13.35	54	0
2002	77.7	14	87.1	11	68.3	22	8.32	132	0
2001	76.8	25	85.6	34	68	25	8.20	133	0
2000	73.5	122	81.7	132	65.4	96	12.26	69	0
1999	77.2	19	86.4	19	68	25	7.70	139	0
1998	75.7	48	84.6	46	66.8	56	7.96	135	0
1997	74.2	99	83.9	75	64.4	129	8.43	130	0
1996	74	106	82.4	112	65.7	89	17.19	22	0
1995	78.6	5	87.9	3	69.2	9	4.69	152	0
1994	78.3	8	87.4	8	69.3	7	16.70	24	0
1993	78.2	9	87.7	6	68.8	15	8.68	126	0
1992	74	106	82.7	103	65.3	100	8.89	119	0
1991	77.9	12	87.4	8	68.4	20	12.01	73	0
1990	75.3	61	84.5	52	66.2	75	10.08	101	0
1989	75.5	56	84	68	67	50	18.09	13	0
1988	77.1	21	87.8	4	66.5	64	11.80	77	0
1987	76.5	30	86.3	22	66.7	61	10.55	92	0
1986	75.3	61	85.6	34	64.9	118	9.79	106	0
1985	72.8	141	82.1	121	63.5	141	9.36	114	0
1984	74	106	82.9	100	65.2	105	13.12	58	0
1983	75.7	48	86	28	65.3	100	6.00	150	0
1982	73.1	132	82	123	64.1	135	9.90	104	0
1981	74.6	88	83.4	89	65.8	85	14.05	51	0
1980	76.4	32	86.1	25	66.7	61	9.11	117	0
1979	73.6	120	82.4	112	64.7	123	14.24	49	0
1978	75.8	44	84.6	46	66.9	54	13.06	59	0
1977	74.3	96	84	68	64.5	128	15.50	38	0
1976	75.1	65	84.4	55	65.7	89	9.63	110	0
1975	75.3	61	84.4	55	66.2	75	16.10	32	0
1974	74.7	87	84.1	64	65.3	100	10.34	97	0
1973	77.1	21	85.7	33	68.5	18	12.30	68	0
1972	73.9	111	82.8	102	65.1	111	12.17	71	0
1971	75.7	48	84.8	44	66.5	64	15.46	39	0
1970	75.1	65	83.9	75	66.3	71	11.34	82	0
1969	74.6	88	83.3	92	65.8	85	18.30	12	0
1968	75.4	60	85.2	41	65.6	94	9.13	116	0
1967	74.6	88	84	68	65.3	100	18.31	11	0
1966	74.9	74	86.7	17	63.2	145	4.39	155	0
1965	72.4	148	82.3	115	62.5	150	10.12	100	0
1964	73.7	115	84.4	55	63.1	146	4.53	153	0
1963	72.5	147	84	68	61	153	9.36	114	0
1962	71.9	150	81.8	127	62	152	16.28	29	0
1961	73	134	82.5	108	63.5	141	12.33	67	0
1960	72.8	141	82.5	108	63.1	146	9.42	113	0
1959	74.9	74	83.9	75	65.9	82	16.49	26	0
1958	72.9	139	82	123	63.8	138	17.31	19	0
1957	74.9	74	85.8	32	64	136	6.43	148	0
1956	73.3	124	82.3	115	64.3	132	11.26	83	0
1955	76.3	35	85.5	36	67.1	45	14.80	44	0
1954	74.8	84	85	42	64.6	124	8.69	124	0
1953	75.5	56	86	28	64.9	118	11.42	79	0
1952	76.7	28	86.5	18	66.8	56	11.95	74	0
1951	74.4	92	84	68	64.8	120	7.30	144	0
1950	73.3	124	83	99	63.6	139	12.45	65	0
1949	77	23	87	14	67.1	45	8.89	119	0
1948	74	106	83.7	84	64.4	129	12.79	63	0
1947	73.7	115	83.1	97	64.3	132	10.92	90	0
1946	71.8	151	81.5	139	62.1	151	16.32	28	0
1945	74.1	104	82.5	108	65.7	89	16.44	27	0
1944	75.3	61	85.9	30	64.8	120	7.06	146	0
1943	76.5	30	86.8	16	66.3	71	8.62	127	0
1942	74.2	99	83.9	75	64.6	124	15.86	34	0
1941	73.6	120	84.1	64	63	148	15.62	37	0
1940	72.6	143	82.3	115	62.9	149	13.17	57	0
1939	75.8	44	83.8	82	67.8	31	13.54	53	0
1938	75.7	48	83.9	75	67.5	36	20.68	6	0
1937	75.7	48	83.8	82	67.5	36	8.77	121	0
1936	75.1	65	83.7	84	66.5	64	9.86	105	0
1935	75.1	65	83.1	97	67	50	14.66	45	0
1934	76.2	39	84.4	55	68	25	9.69	108	0
1933	75.7	48	84.2	59	67.2	42	19.32	7	0
1932	75.9	42	84.2	59	67.6	34	8.71	123	0
1931	76.4	32	84.2	59	68.5	18	17.74	15	0
1930	76.3	35	85.3	38	67.3	39	10.53	93	0
1929	74.3	96	83.2	93	65.4	96	7.49	142	0
1928	74.8	84	82.4	112	67.2	42	15.84	35	0
1927	71.6	152	79.7	152	63.4	144	15.25	42	0
1926	73.1	132	81	145	65.2	105	17.20	21	0
1925	76.3	35	85.3	38	67.2	42	8.16	134	0
1924	73.3	124	81.7	132	65	114	11.26	83	0
1923	74.9	74	83.6	86	66.1	78	8.42	131	0
1922	74	106	81.8	127	66.2	75	9.54	111	0
1921	74.9	74	83.4	89	66.5	64	12.91	62	0
1920	73.7	115	81.8	127	65.6	94	17.59	16	0
1919	74.2	99	82.1	121	66.3	71	18.68	9	0
1918	74.2	99	82.7	103	65.8	85	7.96	135	0
1917	75.1	65	83.2	93	67	50	11.70	78	0
1916	73.8	113	81.5	139	66.1	78	7.17	145	0
1915	73	134	80.8	147	65.1	111	15.31	41	0
1914	74.1	104	82.2	119	65.9	82	13.76	52	0
1913	75	71	83.9	75	66.1	78	11.05	88	0
1912	73.3	124	81.6	136	65	114	7.77	138	0
1911	74.9	74	83.2	93	66.6	63	21.39	4	0
1910	73.7	115	80.9	146	66.5	64	12.96	61	0
1909	73.7	115	81.8	127	65.7	89	6.40	149	0
1908	75	71	82.9	100	67.1	45	12.36	66	0
1907	72.4	148	80.2	150	64.6	124	12.15	72	0
1906	75	71	82.2	119	67.9	28	22.93	3	0
1905	73.8	113	81.7	132	65.8	85	14.45	47	0
1904	73	134	80.8	147	65.3	100	11.13	85	0
1903	71.1	153	78.7	153	63.5	141	14.89	43	0
1902	73	134	81.8	127	64.2	134	11.93	75	0
1901	76.3	35	84.6	46	67.9	28	15.45	40	0
1900	77.2	19	86.1	25	68.2	24	9.54	111	0
1899	75.5	56	84.1	64	66.8	56	10.96	89	0
1898	75.8	44	84.6	46	67.1	45	14.44	48	0
1897	73.3	124	81.5	139	65.1	111	15.75	36	0
1896	74.9	74	83.2	93	66.5	64	7.80	137	0
1895	74.9	74	84	68	65.9	82	6.97	147	0
1894	74.5	91	83.5	87	65.4	96	4.53	153	0
1893	74.9	74	84.1	64	65.7	89	7.54	141	0
1892	75.6	55	84.2	59	67	50	7.69	140	0
1891	72.6	143	81.3	143	63.9	137	11.38	81	0
1890	73.9	111	82.6	106	65.2	105	8.69	124	0
1889	73.2	130	81.2	144	65.2	105	18.75	8	0
1888	74.4	92	83.9	75	65	114	10.33	98	0
1887	75.5	56	84.2	59	66.8	56	16.26	30	0
1886	73.3	124	81.9	126	64.6	124	8.47	129	0
1885	74.2	99	83.5	87	65	114	9.93	102	0
1884	72.6	143	81.6	136	63.6	139	11.13	85	0
1883	74.3	96	82	123	66.5	64	11.09	87	0
1882	74.9	74	82.3	115	67.4	38	9.67	109	0
1881	72.9	139	81.5	139	64.4	129	5.71	151	0
1880	74.4	92	82.7	103	66.1	78	14.50	46	0
1879	73.4	123	81.7	132	65.2	105	17.52	17	0
1878	73	134	80.7	149	65.4	96	11.84	76	0
1877	74.8	84	82.6	106	67.1	45	11.41	80	0
1876	75.8	44	84	68	67.7	33	8.98	118	0
1875	72.6	143	80	151	65.2	105	14.18	50	0
1874	73.2	130	81.6	136	64.8	120	10.86	91	0
1873							17.39	18	92
1872							21.30	5	92

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2010	79.6
2022	79.3
2016	78.9
2026	78.8
1995	78.6
2024	78.5
2020	78.4
1994	78.3
1993	78.2
2012	78
More years share the last value

Coldest
Year	Mean, °F
1903	71.1
1927	71.6
1946	71.8
1962	71.9
1965	72.4
1907	72.4
1963	72.5
1940	72.6
1891	72.6
1884	72.6
More years share the last value

Wettest
Year	Precipitation, in
2013	29.71
2011	24.58
1906	22.93
1911	21.39
1872	21.30
1938	20.68
1933	19.32
1889	18.75
1919	18.68
2009	18.43

Driest
Year	Precipitation, in
1966	4.39
1964	4.53
1894	4.53
1995	4.69
1881	5.71
1983	6.00
1909	6.40
1957	6.43
1895	6.97
1944	7.06

The hottest, coldest and wettest days

Hottest day: 103°F; 2 July 2026
Coldest night: 53°F; 2 June 2026
Wettest day: 2.70 in; 9 July 2026

Every month, season and year

Months

Seasons

Years

Philadelphia, PA the day's answers

All-time records

Every answer in words

Summer 2026 brought 17.87 in of precipitation in Philadelphia, PA, the wettest summer since 2013, 14th wettest of 155.
The hottest day of summer 2026 in Philadelphia, PA: 103°F on Thursday 2 July 2026.
The coldest night of summer 2026 in Philadelphia, PA: a low of 53°F on Tuesday 2 June 2026.
The wettest day of summer 2026 in Philadelphia, PA: 2.70 in on Thursday 9 July 2026.