Philadelphia Weather in 1977

Historical record of Philadelphia, Pennsylvania weather for the year 1977 based on NOAA data.

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1977 Philadelphia Weather Extremes
Highest temperature	100 °F	July 21
Lowest temperature	-4 °F	January 17
Highest daily low	78 °F	July 21
Lowest daily high	8 °F	January 17
Most daily precipitation	4.0 inches	November 7
Most daily snow	4.4 inches	January 14
Total annual precipitation	49.4 inches	-
Total annual snow	16.3 inches	-

What was the hottest temperature in Philadelphia in 1977?

The highest temperature recorded in Philadelphia, Pennsylvania in 1977 was 100 °F which happened on July 21.

Highest Temperatures: All-Time By Year

Highest Temperatures in Philadelphia in 1977

Rank	Temperature	Date
1	100 °F	Jul 21
2	99 °F	Jul 19
3	98 °F	Jul 17
4	95 °F	Jul 18
4	95 °F	Jul 16
6	93 °F	Aug 7
6	93 °F	Aug 6
6	93 °F	Aug 5
9	92 °F	Aug 30
9	92 °F	Jul 15
9	92 °F	Jul 13
9	92 °F	Apr 12

What was the coldest temperature in Philadelphia in 1977?

The lowest temperature recorded in Philadelphia, Pennsylvania in 1977 was -4 °F which happened on Jan 17.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Philadelphia in 1977

Rank	Temperature	Date
1	-4 °F	January 17
2	-3 °F	January 18
3	0 °F	January 16
4	1 °F	January 29
5	3 °F	January 19
6	5 °F	January 13
7	8 °F	February 7
7	8 °F	February 6
7	8 °F	January 28
10	9 °F	December 27
10	9 °F	December 12
10	9 °F	January 31

January 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	25	11	0.00	0.0
January 2	33	17	0.00	0.0
January 3	30	16	0.00	0.0
January 4	37	24	0.00	0.0
January 5	30	20	0.00	0.0
January 6	34	18	0.00	0.0
January 7	34	18	0.41	4.0
January 8	26	12	0.00	0.0
January 9	26	12	0.22	2.6
January 10	41	19	1.19	1.4
January 11	23	14	0.00	0.0
January 12	22	10	0.01	0.1
January 13	21	5	0.00	0.0
January 14	28	19	0.50	4.4
January 15	33	13	0.00	0.0
January 16	22	0	0.12	1.4
January 17	8	-4	0.00	0.0
January 18	12	-3	0.00	0.0
January 19	22	3	0.00	0.0
January 20	30	14	0.00	0.0
January 21	26	10	0.00	0.0
January 22	23	16	0.00	0.0
January 23	26	12	0.00	0.0
January 24	34	12	0.16	1.8
January 25	36	24	0.00	0.0
January 26	32	19	0.00	0.0
January 27	34	23	0.00	0.0
January 28	44	8	0.00	0.0
January 29	18	1	0.00	0.0
January 30	23	10	0.00	0.0
January 31	25	9	0.00	0.0

February 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	27	20	0.00	0.0
February 2	34	17	0.00	0.0
February 3	37	19	0.00	0.0
February 4	40	25	0.02	0.2
February 5	35	11	0.02	0.0
February 6	21	8	0.00	0.0
February 7	29	8	0.00	0.0
February 8	32	11	0.00	0.0
February 9	41	15	0.00	0.0
February 10	48	26	0.00	0.0
February 11	53	27	0.00	0.0
February 12	51	31	0.01	0.0
February 13	50	37	0.00	0.0
February 14	46	29	0.00	0.0
February 15	40	24	0.00	0.0
February 16	30	17	0.00	0.0
February 17	28	12	0.00	0.0
February 18	34	13	0.00	0.0
February 19	41	32	0.00	0.0
February 20	38	30	0.14	0.0
February 21	31	24	0.00	0.0
February 22	52	23	0.00	0.0
February 23	69	35	0.00	0.0
February 24	58	34	1.12	0.0
February 25	63	40	0.00	0.0
February 26	60	32	0.00	0.0
February 27	68	42	0.02	0.0
February 28	49	32	0.00	0.0

March 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	49	28	0.00
March 2	46	24	0.00
March 3	56	26	0.00
March 4	61	40	0.45
March 5	66	40	0.00
March 6	54	42	0.00
March 7	51	36	0.00
March 8	55	30	0.00
March 9	67	35	0.00
March 10	68	42	0.00
March 11	72	42	0.00
March 12	70	40	0.00
March 13	64	50	1.02
March 14	62	47	0.00
March 15	64	42	0.00
March 16	64	41	0.00
March 17	56	39	0.00
March 18	54	39	0.66
March 19	49	31	0.00
March 20	44	34	0.11
March 21	55	33	0.00
March 22	51	39	1.90
March 23	51	36	0.00
March 24	45	30	0.00
March 25	49	26	0.00
March 26	56	32	0.00
March 27	64	36	0.00
March 28	61	44	0.05
March 29	82	53	0.00
March 30	85	59	0.00
March 31	70	49	0.00

April 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	62	43	0.00
April 2	61	39	0.85
April 3	74	54	0.01
April 4	54	44	0.88
April 5	60	43	0.52
April 6	53	36	0.00
April 7	52	30	0.01
April 8	50	35	0.00
April 9	47	26	0.00
April 10	63	30	0.00
April 11	76	43	0.00
April 12	92	48	0.00
April 13	89	53	0.00
April 14	75	56	0.00
April 15	71	45	0.00
April 16	74	44	0.00
April 17	75	48	0.00
April 18	78	46	0.00
April 19	81	52	0.00
April 20	77	52	0.00
April 21	81	51	0.00
April 22	87	59	0.00
April 23	85	62	0.00
April 24	63	50	0.45
April 25	67	50	0.04
April 26	60	46	2.42
April 27	63	44	0.00
April 28	76	46	0.41
April 29	61	37	0.00
April 30	71	42	0.00

May 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	77	48	0.00
May 2	79	57	0.00
May 3	75	54	0.00
May 4	59	51	0.30
May 5	80	55	0.09
May 6	87	63	0.17
May 7	77	59	0.00
May 8	73	45	0.04
May 9	49	41	0.05
May 10	66	43	0.00
May 11	70	48	0.00
May 12	77	45	0.00
May 13	83	57	0.00
May 14	73	50	0.00
May 15	73	48	0.00
May 16	78	48	0.00
May 17	88	54	0.00
May 18	91	63	0.05
May 19	78	54	0.00
May 20	82	52	0.00
May 21	84	61	0.00
May 22	83	57	0.00
May 23	85	60	0.00
May 24	82	65	0.00
May 25	78	65	0.00
May 26	84	60	0.00
May 27	85	53	0.00
May 28	90	59	0.00
May 29	72	54	0.00
May 30	68	53	0.00
May 31	73	59	0.00

June 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	80	60	0.96
June 2	85	61	0.03
June 3	73	55	0.00
June 4	79	47	0.00
June 5	80	59	0.00
June 6	66	50	0.42
June 7	67	49	0.00
June 8	70	44	0.00
June 9	63	55	1.16
June 10	68	52	0.04
June 11	77	55	0.00
June 12	80	59	0.00
June 13	81	64	0.01
June 14	78	59	0.29
June 15	78	62	0.03
June 16	81	60	0.00
June 17	80	59	0.00
June 18	86	64	0.00
June 19	86	69	0.00
June 20	83	61	0.07
June 21	78	59	0.00
June 22	79	53	0.00
June 23	80	58	0.00
June 24	81	57	0.00
June 25	77	64	0.73
June 26	84	65	0.01
June 27	84	62	0.00
June 28	85	64	1.58
June 29	87	67	0.00
June 30	84	63	0.00

July 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	85	69	0.00
July 2	83	63	0.00
July 3	81	59	0.00
July 4	84	64	0.00
July 5	91	68	0.00
July 6	89	70	0.44
July 7	80	71	0.17
July 8	90	72	0.00
July 9	86	74	0.00
July 10	86	67	0.00
July 11	80	66	0.00
July 12	90	70	0.21
July 13	92	72	0.00
July 14	89	71	0.00
July 15	92	68	0.00
July 16	95	69	0.00
July 17	98	75	0.02
July 18	95	75	0.00
July 19	99	74	0.00
July 20	89	74	0.04
July 21	100	78	0.00
July 22	88	67	0.00
July 23	86	59	0.00
July 24	91	63	0.00
July 25	83	70	0.42
July 26	81	61	0.00
July 27	80	56	0.00
July 28	84	58	0.00
July 29	87	62	0.00
July 30	80	66	0.17
July 31	90	67	0.00

August 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	86	66	1.60
August 2	85	66	0.00
August 3	80	69	0.01
August 4	89	70	0.00
August 5	93	71	0.00
August 6	93	73	0.55
August 7	93	73	0.00
August 8	91	74	0.16
August 9	90	72	0.00
August 10	91	72	0.34
August 11	91	72	0.02
August 12	85	73	0.24
August 13	84	72	0.47
August 14	81	73	1.77
August 15	83	70	0.00
August 16	85	68	0.00
August 17	83	68	0.97
August 18	78	60	0.00
August 19	78	56	0.00
August 20	79	60	0.00
August 21	78	55	0.04
August 22	83	66	1.00
August 23	83	64	0.00
August 24	83	63	0.48
August 25	76	55	0.00
August 26	79	55	0.00
August 27	84	62	0.00
August 28	90	69	0.00
August 29	90	70	0.00
August 30	92	72	0.00
August 31	88	72	1.05

September 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	88	72	0.00
September 2	91	72	0.00
September 3	89	73	0.00
September 4	83	67	0.00
September 5	85	69	0.00
September 6	89	69	0.55
September 7	78	64	0.00
September 8	78	62	0.00
September 9	76	60	0.13
September 10	85	67	0.00
September 11	75	55	0.00
September 12	73	48	0.00
September 13	80	61	0.00
September 14	80	62	0.00
September 15	71	54	0.00
September 16	74	61	0.00
September 17	82	69	0.22
September 18	86	65	0.00
September 19	87	69	0.77
September 20	82	60	0.15
September 21	68	57	0.00
September 22	62	57	0.04
September 23	70	58	0.12
September 24	73	59	0.06
September 25	62	58	1.17
September 26	81	59	0.12
September 27	75	62	0.11
September 28	73	56	0.00
September 29	70	50	0.00
September 30	75	55	0.00

October 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	71	56	0.10
October 2	79	57	0.00
October 3	62	47	0.00
October 4	67	44	0.00
October 5	70	45	0.00
October 6	62	50	0.06
October 7	64	45	0.00
October 8	59	45	0.16
October 9	67	47	0.84
October 10	60	42	0.00
October 11	65	42	0.00
October 12	61	48	0.00
October 13	56	47	0.00
October 14	51	43	0.35
October 15	63	40	0.02
October 16	67	42	0.78
October 17	51	38	0.18
October 18	63	35	0.00
October 19	61	42	0.02
October 20	61	42	0.05
October 21	65	41	0.00
October 22	71	43	0.00
October 23	59	43	0.00
October 24	61	39	0.00
October 25	67	42	0.00
October 26	62	50	0.10
October 27	69	60	0.44
October 28	71	57	0.01
October 29	62	48	0.00
October 30	60	40	0.00
October 31	58	40	0.00

November 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	62	45	0.00	0.0
November 2	65	54	0.02	0.0
November 3	64	61	0.19	0.0
November 4	78	63	0.00	0.0
November 5	73	55	0.00	0.0
November 6	57	53	0.25	0.0
November 7	59	55	3.99	0.0
November 8	58	52	0.16	0.0
November 9	62	52	0.00	0.0
November 10	69	46	0.03	0.0
November 11	47	33	0.00	0.0
November 12	47	29	0.00	0.0
November 13	38	28	0.00	0.0
November 14	42	25	0.00	0.0
November 15	56	34	0.00	0.0
November 16	63	39	0.03	0.0
November 17	65	42	0.43	0.0
November 18	51	36	0.00	0.0
November 19	48	32	0.00	0.0
November 20	48	31	0.00	0.0
November 21	52	38	0.08	0.0
November 22	51	38	0.12	0.0
November 23	45	37	0.72	0.0
November 24	51	38	0.01	0.0
November 25	44	34	0.46	0.0
November 26	41	25	0.21	0.0
November 27	34	25	0.02	0.2
November 28	45	28	0.00	0.0
November 29	35	27	0.23	0.0
November 30	43	34	0.81	0.0

December 1977 Philadelphia Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	50	41	0.42	0.0
December 2	50	35	0.00	0.0
December 3	50	30	0.00	0.0
December 4	45	29	0.00	0.0
December 5	45	33	0.59	0.0
December 6	39	28	0.00	0.0
December 7	29	20	0.00	0.0
December 8	31	17	0.00	0.0
December 9	38	16	0.05	0.2
December 10	24	12	0.00	0.0
December 11	24	12	0.00	0.0
December 12	31	9	0.00	0.0
December 13	39	27	0.00	0.0
December 14	54	27	0.89	0.0
December 15	50	30	0.00	0.0
December 16	52	27	0.00	0.0
December 17	41	32	0.00	0.0
December 18	39	32	1.72	0.0
December 19	39	35	0.10	0.0
December 20	45	35	0.09	0.0
December 21	53	33	0.91	0.0
December 22	39	30	0.00	0.0
December 23	45	26	0.00	0.0
December 24	51	30	0.00	0.0
December 25	49	27	0.26	0.0
December 26	27	11	0.00	0.0
December 27	24	9	0.00	0.0
December 28	25	13	0.00	0.0
December 29	33	13	0.00	0.0
December 30	43	23	0.12	0.0
December 31	45	31	0.04	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