Philadelphia Weather in 2018

Historical record of Philadelphia, Pennsylvania weather for the year 2018 based on NOAA data.

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2018 Philadelphia Weather Extremes
Highest temperature	98 °F	July 3
Lowest temperature	4 °F	January 7
Highest daily low	78 °F	August 30
Lowest daily high	16 °F	January 6
Most daily precipitation	4.5 inches	September 7
Most daily snow	6.7 inches	March 21
Total annual precipitation	61.5 inches	-
Total annual snow	25.1 inches	-

What was the hottest temperature in Philadelphia in 2018?

The highest temperature recorded in Philadelphia, Pennsylvania in 2018 was 98 °F which happened on July 3.

Highest Temperatures: All-Time By Year

Highest Temperatures in Philadelphia in 2018

Rank	Temperature	Date
1	98 °F	Jul 3
2	97 °F	Jul 2
3	95 °F	Sep 6
3	95 °F	Sep 5
3	95 °F	Aug 29
3	95 °F	Jul 16
3	95 °F	Jul 1
3	95 °F	Jun 30
9	94 °F	Aug 28
9	94 °F	Jul 17
9	94 °F	Jul 5
9	94 °F	Jul 4

What was the coldest temperature in Philadelphia in 2018?

The lowest temperature recorded in Philadelphia, Pennsylvania in 2018 was 4 °F which happened on Jan 7.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Philadelphia in 2018

Rank	Temperature	Date
1	4 °F	January 7
2	6 °F	January 1
3	7 °F	January 6
4	11 °F	January 5
5	12 °F	January 2
6	13 °F	January 3
7	14 °F	January 14
8	16 °F	November 23
8	16 °F	January 8
8	16 °F	January 4

January 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	20	6	0.00	0.0
January 2	24	12	0.00	0.0
January 3	33	13	0.00	0.0
January 4	29	16	0.25	4.1
January 5	17	11	0.00	0.0
January 6	16	7	0.00	0.0
January 7	19	4	0.00	0.0
January 8	33	16	0.06	0.0
January 9	45	25	0.00	0.0
January 10	44	24	0.00	0.0
January 11	59	39	0.00	0.0
January 12	64	53	1.42	0.0
January 13	61	19	0.05	0.0
January 14	27	14	0.00	0.0
January 15	34	17	0.00	0.0
January 16	45	29	0.00	0.0
January 17	40	21	0.07	0.2
January 18	36	18	0.00	0.0
January 19	46	23	0.00	0.0
January 20	57	29	0.00	0.0
January 21	53	30	0.00	0.0
January 22	62	42	0.00	0.0
January 23	62	43	0.46	0.0
January 24	45	35	0.00	0.0
January 25	37	27	0.00	0.0
January 26	42	24	0.00	0.0
January 27	59	27	0.00	0.0
January 28	56	46	0.40	0.0
January 29	47	38	0.00	0.0
January 30	38	22	0.14	0.3
January 31	33	18	0.00	0.0

February 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	47	32	0.03	0.0
February 2	40	20	0.17	0.0
February 3	31	17	0.00	0.0
February 4	38	30	0.86	0.0
February 5	38	25	0.00	0.0
February 6	38	25	0.00	0.0
February 7	50	25	0.82	0.2
February 8	36	27	0.00	0.0
February 9	39	23	0.00	0.0
February 10	50	32	0.41	0.0
February 11	65	47	1.68	0.0
February 12	61	35	0.00	0.0
February 13	43	27	0.00	0.0
February 14	52	35	0.05	0.0
February 15	61	42	0.25	0.0
February 16	60	38	0.33	0.0
February 17	42	28	0.40	1.2
February 18	46	33	0.00	0.0
February 19	49	33	0.00	0.0
February 20	72	47	0.00	0.0
February 21	77	51	0.01	0.0
February 22	58	38	0.06	0.0
February 23	45	37	0.23	0.0
February 24	50	44	0.06	0.0
February 25	48	43	0.66	0.0
February 26	51	37	0.00	0.0
February 27	56	33	0.00	0.0
February 28	61	38	0.00	0.0

March 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	58	42	0.56	0.0
March 2	45	32	0.86	1.5
March 3	46	35	0.00	0.0
March 4	48	31	0.00	0.0
March 5	47	30	0.00	0.0
March 6	48	29	0.23	0.1
March 7	36	32	1.28	6.0
March 8	40	31	0.00	0.0
March 9	42	30	0.00	0.0
March 10	44	29	0.00	0.0
March 11	46	28	0.00	0.0
March 12	43	29	0.06	0.0
March 13	42	32	0.03	0.0
March 14	41	29	0.00	0.0
March 15	46	32	0.00	0.0
March 16	42	31	0.00	0.0
March 17	48	28	0.00	0.0
March 18	50	31	0.00	0.0
March 19	52	33	0.00	0.0
March 20	35	29	0.40	0.9
March 21	36	31	1.06	6.7
March 22	48	33	0.00	0.0
March 23	48	35	0.00	0.0
March 24	49	33	0.00	0.0
March 25	47	32	0.00	0.0
March 26	49	30	0.00	0.0
March 27	47	31	0.00	0.0
March 28	50	38	0.02	0.0
March 29	74	46	0.08	0.0
March 30	70	44	0.16	0.0
March 31	57	38	0.00	0.0

April 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	62	44	0.00
April 2	49	34	0.12
April 3	47	37	0.08
April 4	67	39	0.06
April 5	47	36	0.00
April 6	64	39	0.03
April 7	58	39	0.00
April 8	46	31	0.00
April 9	45	32	0.00
April 10	50	35	0.00
April 11	53	29	0.00
April 12	71	42	0.00
April 13	84	59	0.00
April 14	83	48	0.00
April 15	49	40	0.56
April 16	66	41	2.28
April 17	46	38	0.00
April 18	56	36	0.00
April 19	51	41	0.00
April 20	54	36	0.00
April 21	60	36	0.00
April 22	66	40	0.00
April 23	70	43	0.00
April 24	64	41	0.11
April 25	68	53	0.16
April 26	67	51	0.00
April 27	59	50	0.25
April 28	74	46	0.14
April 29	56	45	0.15
April 30	68	44	0.00

May 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	79	43	0.00
May 2	88	55	0.00
May 3	91	63	0.00
May 4	89	65	0.00
May 5	75	61	0.00
May 6	70	58	0.00
May 7	75	55	0.00
May 8	77	51	0.00
May 9	79	52	0.00
May 10	80	49	0.00
May 11	77	59	0.00
May 12	72	53	1.49
May 13	57	53	0.49
May 14	75	53	0.00
May 15	89	63	0.55
May 16	68	58	0.25
May 17	68	57	0.36
May 18	65	51	0.02
May 19	69	50	0.74
May 20	84	68	0.01
May 21	79	61	0.00
May 22	66	59	0.35
May 23	80	61	0.00
May 24	84	63	0.00
May 25	86	61	0.00
May 26	89	69	0.85
May 27	77	58	0.08
May 28	71	57	0.00
May 29	82	63	0.00
May 30	81	63	0.00
May 31	82	62	0.02

June 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	85	70	0.06
June 2	87	71	0.25
June 3	71	53	0.61
June 4	74	52	0.24
June 5	80	57	0.00
June 6	72	59	0.00
June 7	76	60	0.00
June 8	82	59	0.00
June 9	85	66	0.01
June 10	73	56	0.77
June 11	70	55	0.69
June 12	76	53	0.00
June 13	81	65	0.00
June 14	86	70	0.00
June 15	80	63	0.00
June 16	84	59	0.00
June 17	90	65	0.00
June 18	93	69	0.00
June 19	88	74	0.00
June 20	86	69	0.29
June 21	82	70	0.00
June 22	73	63	0.16
June 23	73	63	0.01
June 24	89	68	0.00
June 25	82	67	0.00
June 26	81	61	0.00
June 27	74	63	0.00
June 28	88	72	0.25
June 29	91	73	0.00
June 30	95	71	0.00

July 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	95	76	0.00
July 2	97	73	0.00
July 3	98	75	0.01
July 4	94	74	0.00
July 5	94	76	0.00
July 6	85	70	0.10
July 7	79	63	0.00
July 8	85	60	0.00
July 9	87	63	0.00
July 10	93	68	0.00
July 11	90	74	0.00
July 12	88	70	0.15
July 13	88	68	0.00
July 14	90	67	0.00
July 15	83	70	0.38
July 16	95	73	0.00
July 17	94	74	0.07
July 18	87	70	0.00
July 19	86	64	0.00
July 20	87	65	0.00
July 21	77	65	0.74
July 22	87	69	0.24
July 23	86	77	0.00
July 24	87	76	0.08
July 25	83	72	1.14
July 26	87	71	0.00
July 27	90	71	0.15
July 28	87	70	0.00
July 29	85	69	0.00
July 30	78	67	0.00
July 31	82	68	0.00

August 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	89	73	0.41
August 2	89	74	0.08
August 3	86	72	0.51
August 4	87	72	0.10
August 5	92	73	0.00
August 6	92	75	0.00
August 7	92	75	0.05
August 8	92	73	0.02
August 9	89	74	0.04
August 10	91	72	0.00
August 11	85	70	0.79
August 12	86	71	0.00
August 13	84	71	0.52
August 14	83	68	0.73
August 15	89	72	0.00
August 16	89	73	0.00
August 17	93	74	0.00
August 18	88	73	0.34
August 19	74	66	0.34
August 20	78	66	0.00
August 21	81	69	0.02
August 22	84	71	0.05
August 23	79	67	0.00
August 24	83	63	0.00
August 25	81	63	0.00
August 26	86	65	0.00
August 27	90	73	0.00
August 28	94	75	0.00
August 29	95	76	0.00
August 30	90	78	0.00
August 31	79	69	0.11

September 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	79	69	0.08
September 2	87	70	0.00
September 3	93	74	0.00
September 4	93	74	0.00
September 5	95	75	0.00
September 6	95	77	0.01
September 7	87	71	4.54
September 8	72	61	0.63
September 9	61	56	1.84
September 10	71	55	0.23
September 11	77	63	0.00
September 12	85	71	0.00
September 13	78	70	0.00
September 14	76	68	0.00
September 15	81	66	0.00
September 16	86	65	0.00
September 17	80	65	0.01
September 18	82	68	0.26
September 19	84	67	0.00
September 20	76	66	0.00
September 21	76	66	0.00
September 22	78	63	0.01
September 23	63	59	0.70
September 24	68	61	0.05
September 25	80	62	0.36
September 26	85	71	0.14
September 27	72	61	0.02
September 28	70	58	0.88
September 29	79	57	0.00
September 30	74	55	0.00

October 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	80	60	0.00
October 2	82	65	0.34
October 3	78	61	0.01
October 4	84	61	0.18
October 5	74	63	0.00
October 6	70	63	0.00
October 7	78	68	0.00
October 8	72	66	0.03
October 9	81	69	0.00
October 10	83	68	0.00
October 11	83	70	0.73
October 12	71	52	0.36
October 13	57	49	0.07
October 14	57	45	0.00
October 15	69	54	0.10
October 16	61	50	0.00
October 17	65	48	0.00
October 18	53	42	0.00
October 19	61	41	0.00
October 20	65	50	0.07
October 21	51	39	0.00
October 22	55	38	0.00
October 23	67	48	0.00
October 24	55	42	0.00
October 25	53	38	0.00
October 26	49	39	0.31
October 27	52	47	0.87
October 28	55	46	0.00
October 29	57	44	0.01
October 30	60	40	0.00
October 31	69	39	0.00

November 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	72	51	0.00	0.0
November 2	72	57	0.37	0.0
November 3	59	45	0.27	0.0
November 4	58	38	0.00	0.0
November 5	55	45	0.55	0.0
November 6	63	51	1.65	0.0
November 7	63	48	0.00	0.0
November 8	58	43	0.00	0.0
November 9	51	39	0.75	0.0
November 10	49	33	0.00	0.0
November 11	47	30	0.00	0.0
November 12	49	31	0.23	0.0
November 13	50	43	1.04	0.0
November 14	44	33	0.00	0.0
November 15	38	30	0.98	3.6
November 16	45	34	0.26	0.0
November 17	48	35	0.00	0.0
November 18	48	32	0.00	0.0
November 19	51	33	0.00	0.0
November 20	50	39	0.02	0.0
November 21	48	32	0.00	0.0
November 22	33	20	0.00	0.0
November 23	33	16	0.00	0.0
November 24	49	27	2.01	0.0
November 25	58	39	0.01	0.0
November 26	53	40	0.89	0.0
November 27	43	35	0.00	0.0
November 28	40	35	0.00	0.0
November 29	46	33	0.00	0.0
November 30	44	35	0.00	0.0

December 2018 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	49	32	0.07	0.0
December 2	58	43	0.55	0.0
December 3	57	43	0.00	0.0
December 4	45	30	0.00	0.0
December 5	33	25	0.03	0.3
December 6	39	27	0.00	0.0
December 7	40	28	0.00	0.0
December 8	38	23	0.00	0.0
December 9	35	27	0.00	0.0
December 10	40	26	0.00	0.0
December 11	41	24	0.00	0.0
December 12	44	31	0.00	0.0
December 13	49	32	0.00	0.0
December 14	51	36	0.11	0.0
December 15	51	47	0.44	0.0
December 16	47	38	1.01	0.0
December 17	49	38	0.00	0.0
December 18	42	30	0.00	0.0
December 19	44	25	0.00	0.0
December 20	59	28	0.56	0.0
December 21	65	53	1.16	0.0
December 22	55	41	0.09	0.0
December 23	45	37	0.00	0.0
December 24	45	36	0.02	0.0
December 25	42	30	0.00	0.0
December 26	45	29	0.00	0.0
December 27	48	30	0.00	0.0
December 28	60	41	1.67	0.0
December 29	53	39	0.00	0.0
December 30	45	34	0.00	0.0
December 31	50	32	0.67	0.0

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Weather Station Details

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