Living in Philadelphia, PA, Local Climate & Weather (2024) | Philadelphia, PA

Seasonal Weather Patterns in Philadelphia, PA

Temperature

Average Daily Temperature (°F)

	Philadelphia, PA	U.S. Avg.	Difference
January	32	43	-11
July	81	79	+2

Average Monthly Number of Hot and Freezing Days

	Philadelphia, PA	U.S. Avg.	Difference
Summer: Hot Days	7	11	-4
Winter: Freezing Days	17	12	+5

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Sunshine

Average Annual Number of Clear and Cloudy Days

	Philadelphia, PA	U.S. Avg.	Difference
Clear Days	177	217	-40
Cloudy Days	188	148	+40

Average Daylight Hours per Day

	Philadelphia, PA	U.S. Avg.	Difference
January	10	10	No difference
July	15	15	No difference

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Precipitation

Average Annual Number of Rainy and Snow Days

	Philadelphia, PA	U.S. Avg.	Difference
Rainy Days	108	109	-1
Snow Days	6	7	-1

Average Monthly Humidity (%) in Philadelphia, PA

	Philadelphia, PA	U.S. Avg.	Difference
January	70	68	+2%
July	69	61	+8%

Read more in Precipitation

Is Philadelphia, PA, Hot or Cold?

Low, Average, and High Temperatures (°F)

	Low	Average	High
January	27	32	40
February	29	36	42
March	35	43	51
April	44	53	64
May	55	64	76
June	63	74	86
July	69	81	92
August	70	80	89
September	62	71	79
October	48	58	66
November	40	50	56
December	31	38	46

Average Monthly Number of Hot Days

	Philadelphia, PA	U.S. Avg.	Difference
January	0	0	No difference
February	0	0	No difference
March	0	0	No difference
April	0	1	-1
May	1	3	-2
June	6	8	-2
July	8	13	-5
August	6	12	-6
September	1	6	-5
October	0	2	-2
November	0	0	No difference
December	0	0	No difference

Average Monthly Number of Freezing Days

	Philadelphia, PA	U.S. Avg.	Difference
January	20	13	+7
February	16	10	+6
March	9	7	+2
April	2	2	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	1	2	-1
November	6	6	No difference
December	14	12	+2

Philadelphia, PA: Clear/Cloudy Skies, and Daylight Hours

Average Number of Clear Days

	Philadelphia, PA	U.S. Avg.	Difference
January	15	17	-2
February	14	16	-2
March	14	17	-3
April	14	17	-3
May	14	18	-4
June	14	19	-5
July	14	20	-6
August	15	20	-5
September	16	19	-3
October	16	19	-3
November	16	18	-2
December	15	17	-2

Average Number of Cloudy Days

	Philadelphia, PA	U.S. Avg.	Difference
January	16	14	+2
February	14	12	+2
March	17	14	+3
April	16	13	+3
May	17	13	+4
June	16	11	+5
July	17	11	+6
August	16	11	+5
September	14	11	+3
October	15	12	+3
November	14	12	+2
December	16	14	+2

Average Daylight Hours per Day

	Philadelphia, PA	U.S. Avg.	Difference
January	10	10	No difference
February	11	11	No difference
March	12	12	No difference
April	13	13	No difference
May	15	14	+1
June	15	15	No difference
July	15	15	No difference
August	14	14	No difference
September	12	13	-1
October	11	12	-1
November	10	10	No difference
December	9	10	-1

Philadelphia, PA: Rainy Days, Snow Days, and Humidity

Average Number of Rainy Days

	Philadelphia, PA	U.S. Avg.	Difference
January	10	9	+1
February	8	8	No difference
March	10	9	+1
April	9	7	+2
May	9	7	+2
June	10	7	+3
July	10	7	+3
August	8	6	+2
September	8	7	+1
October	8	7	+1
November	8	8	No difference
December	10	8	+2

Average Number of Snow Days

	Philadelphia, PA	U.S. Avg.	Difference
January	2	2	No difference
February	2	2	No difference
March	1	1	No difference
April	0	0	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	0	No difference
November	0	1	-1
December	1	2	-1

Average Humidity (%)

	Philadelphia, PA	U.S. Avg.	Difference
January	70	68	+2%
February	70	66	+4%
March	66	63	+3%
April	63	59	+4%
May	69	61	+8%
June	70	60	+10%
July	69	61	+8%
August	70	62	+8%
September	71	63	+8%
October	71	63	+8%
November	69	65	+4%
December	71	68	+3%