Williamsport Weather in 1977

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

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1977 Williamsport Weather Extremes
Highest temperature	92 °F	August 28
Lowest temperature	-17 °F	January 18
Highest daily low	73 °F	September 1
Lowest daily high	3 °F	January 17
Most daily precipitation	2.1 inches	April 24
Most daily snow	6.8 inches	March 18
Total annual precipitation	47.2 inches	-
Total annual snow	55.5 inches	-

What was the hottest temperature in Williamsport in 1977?

The highest temperature recorded in Williamsport, Pennsylvania in 1977 was 92 °F which happened 7 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Williamsport in 1977

Rank	Temperature	Date
1	92 °F	Aug 28
1	92 °F	Jul 21
1	92 °F	Jul 20
1	92 °F	Jul 16
1	92 °F	Jul 15
1	92 °F	Jul 13
1	92 °F	May 28
8	91 °F	Jul 18
8	91 °F	May 17
10	90 °F	Sep 2
10	90 °F	Aug 11
10	90 °F	Jul 19
10	90 °F	Jul 17
10	90 °F	Jul 5
10	90 °F	May 18

What was the coldest temperature in Williamsport in 1977?

The lowest temperature recorded in Williamsport, Pennsylvania in 1977 was -17 °F which happened on Jan 18.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Williamsport in 1977

Rank	Temperature	Date
1	-17 °F	January 18
2	-10 °F	January 13
3	-8 °F	January 17
4	-6 °F	January 29
5	-5 °F	December 11
6	-3 °F	January 16
7	-2 °F	December 12
7	-2 °F	January 28
7	-2 °F	January 12
10	-1 °F	February 9

January 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	27	8	0.00	0.0
January 2	29	11	0.00	0.0
January 3	24	10	0.13	1.9
January 4	35	10	0.00	0.0
January 5	28	4	0.00	0.0
January 6	26	5	0.04	0.6
January 7	32	15	0.10	1.5
January 8	22	7	0.00	0.0
January 9	28	6	0.10	1.5
January 10	36	15	0.51	3.6
January 11	19	7	0.00	0.0
January 12	14	-2	0.00	0.0
January 13	17	-10	0.00	0.0
January 14	22	16	0.22	2.8
January 15	30	12	0.00	0.0
January 16	18	-3	0.00	0.0
January 17	3	-8	0.00	0.0
January 18	10	-17	0.00	0.0
January 19	23	5	0.00	0.0
January 20	26	16	0.00	0.0
January 21	26	7	0.00	0.0
January 22	23	12	0.00	0.0
January 23	24	5	0.00	0.0
January 24	31	7	0.04	0.8
January 25	35	24	0.03	0.3
January 26	29	11	0.04	0.6
January 27	28	5	0.00	0.0
January 28	36	-2	0.14	2.4
January 29	9	-6	0.00	0.0
January 30	14	6	0.00	0.0
January 31	20	3	0.00	0.0

February 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	26	16	0.00	0.0
February 2	31	11	0.00	0.0
February 3	40	9	0.04	0.4
February 4	36	27	0.06	1.4
February 5	32	6	0.04	0.8
February 6	18	2	0.00	0.0
February 7	28	8	0.00	0.0
February 8	25	0	0.00	0.0
February 9	30	-1	0.00	0.0
February 10	43	13	0.00	0.0
February 11	54	20	0.00	0.0
February 12	47	33	0.05	0.0
February 13	44	36	0.03	0.0
February 14	42	35	0.00	0.0
February 15	35	19	0.01	0.4
February 16	25	13	0.00	0.0
February 17	28	10	0.00	0.0
February 18	34	7	0.00	0.0
February 19	41	30	0.00	0.0
February 20	33	26	0.29	4.3
February 21	26	12	0.00	0.0
February 22	42	8	0.00	0.0
February 23	59	34	0.00	0.0
February 24	50	38	1.15	0.0
February 25	50	32	0.00	0.0
February 26	57	32	0.00	0.0
February 27	55	33	0.07	0.0
February 28	40	33	0.00	0.0

March 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	43	27	0.00	0.0
March 2	47	22	0.00	0.0
March 3	52	22	0.00	0.0
March 4	55	40	1.62	0.0
March 5	55	31	0.00	0.0
March 6	47	30	0.00	0.0
March 7	43	26	0.00	0.0
March 8	54	29	0.00	0.0
March 9	70	30	0.00	0.0
March 10	71	37	0.00	0.0
March 11	71	34	0.00	0.0
March 12	67	40	0.24	0.0
March 13	65	50	1.06	0.0
March 14	56	48	0.20	0.0
March 15	62	44	0.00	0.0
March 16	58	42	0.06	0.0
March 17	51	35	0.00	0.0
March 18	39	31	0.99	6.8
March 19	45	29	0.00	0.0
March 20	40	24	0.14	1.7
March 21	51	30	0.00	0.0
March 22	41	35	1.25	0.0
March 23	50	34	0.00	0.0
March 24	40	25	0.00	0.0
March 25	44	22	0.00	0.0
March 26	51	27	0.00	0.0
March 27	61	26	0.00	0.0
March 28	51	45	0.18	0.0
March 29	82	48	0.00	0.0
March 30	86	44	0.00	0.0
March 31	68	47	0.00	0.0

April 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	57	37	0.00	0.0
April 2	52	37	1.63	0.0
April 3	60	43	0.05	0.0
April 4	48	39	0.22	0.0
April 5	59	39	0.13	0.0
April 6	47	29	0.04	0.3
April 7	47	27	0.06	0.0
April 8	42	28	0.00	0.0
April 9	49	22	0.00	0.0
April 10	62	26	0.00	0.0
April 11	78	38	0.00	0.0
April 12	87	47	0.00	0.0
April 13	84	50	0.00	0.0
April 14	72	47	0.00	0.0
April 15	70	35	0.00	0.0
April 16	71	38	0.00	0.0
April 17	73	37	0.00	0.0
April 18	74	38	0.00	0.0
April 19	74	48	0.00	0.0
April 20	73	56	0.02	0.0
April 21	79	53	0.00	0.0
April 22	84	63	0.06	0.0
April 23	75	63	1.63	0.0
April 24	64	50	2.09	0.0
April 25	60	47	0.01	0.0
April 26	57	44	0.70	0.0
April 27	66	44	0.15	0.0
April 28	61	41	0.00	0.0
April 29	62	33	0.00	0.0
April 30	71	34	0.00	0.0

May 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	76	39	0.00	0.0
May 2	71	56	0.02	0.0
May 3	71	44	0.00	0.0
May 4	57	44	0.45	0.0
May 5	68	51	0.02	0.0
May 6	84	57	0.00	0.0
May 7	72	49	0.00	0.0
May 8	71	37	0.01	0.0
May 9	50	38	0.04	0.2
May 10	59	44	0.00	0.0
May 11	71	44	0.00	0.0
May 12	80	39	0.00	0.0
May 13	82	51	0.00	0.0
May 14	74	46	0.00	0.0
May 15	76	37	0.00	0.0
May 16	82	42	0.00	0.0
May 17	91	50	0.00	0.0
May 18	90	58	0.48	0.0
May 19	84	61	0.00	0.0
May 20	85	55	0.00	0.0
May 21	88	59	0.00	0.0
May 22	82	59	0.00	0.0
May 23	86	57	0.00	0.0
May 24	84	65	0.00	0.0
May 25	86	64	0.00	0.0
May 26	83	54	0.00	0.0
May 27	85	47	0.00	0.0
May 28	92	54	0.00	0.0
May 29	78	52	0.00	0.0
May 30	68	54	0.00	0.0
May 31	70	51	0.00	0.0

June 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	87	60	0.04
June 2	77	52	0.01
June 3	72	52	0.00
June 4	83	45	0.00
June 5	83	60	0.00
June 6	64	53	0.43
June 7	63	52	0.00
June 8	71	46	0.00
June 9	59	54	0.79
June 10	63	56	0.00
June 11	79	52	0.00
June 12	79	54	0.00
June 13	78	57	0.00
June 14	72	60	0.04
June 15	84	59	0.00
June 16	83	53	0.00
June 17	83	67	0.20
June 18	85	65	0.85
June 19	83	61	0.04
June 20	83	54	0.08
June 21	76	55	0.00
June 22	79	49	0.00
June 23	78	50	0.00
June 24	82	54	0.00
June 25	75	62	0.52
June 26	80	60	0.00
June 27	83	58	0.00
June 28	81	63	0.24
June 29	83	65	0.27
June 30	84	60	0.00

July 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	84	62	0.00
July 2	81	57	0.00
July 3	82	49	0.00
July 4	80	60	0.01
July 5	90	66	0.00
July 6	87	68	0.67
July 7	82	70	0.67
July 8	88	69	0.00
July 9	83	65	0.00
July 10	81	65	0.00
July 11	74	70	0.01
July 12	86	70	0.15
July 13	92	69	0.00
July 14	89	63	0.00
July 15	92	62	0.00
July 16	92	70	0.12
July 17	90	71	0.47
July 18	91	72	0.00
July 19	90	66	0.85
July 20	92	70	0.00
July 21	92	71	0.01
July 22	77	58	0.00
July 23	81	55	0.00
July 24	82	58	0.00
July 25	80	62	0.61
July 26	75	54	0.00
July 27	74	49	0.00
July 28	78	49	0.00
July 29	79	63	0.00
July 30	82	68	0.02
July 31	86	62	0.00

August 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	84	67	0.00
August 2	81	58	0.00
August 3	81	59	0.06
August 4	86	65	0.00
August 5	88	66	0.00
August 6	86	70	0.07
August 7	84	70	0.37
August 8	88	70	0.06
August 9	84	67	0.00
August 10	82	68	0.21
August 11	90	70	0.00
August 12	81	68	0.00
August 13	87	65	0.00
August 14	83	71	0.33
August 15	81	61	0.00
August 16	82	63	0.32
August 17	79	57	0.44
August 18	73	54	0.00
August 19	72	50	0.00
August 20	75	53	0.00
August 21	74	48	0.00
August 22	81	60	0.01
August 23	80	56	0.00
August 24	75	54	0.27
August 25	75	51	0.00
August 26	77	47	0.00
August 27	82	64	0.00
August 28	92	67	0.01
August 29	88	69	0.14
August 30	86	70	0.00
August 31	86	69	0.00

September 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	87	73	0.00
September 2	90	71	0.56
September 3	85	62	0.00
September 4	81	59	0.00
September 5	86	63	0.00
September 6	82	65	0.00
September 7	79	57	0.00
September 8	78	58	0.00
September 9	80	62	0.00
September 10	84	66	0.00
September 11	70	50	0.00
September 12	76	43	0.00
September 13	75	62	0.01
September 14	78	52	0.10
September 15	69	48	0.01
September 16	66	60	1.02
September 17	79	64	0.00
September 18	83	63	0.65
September 19	82	65	0.40
September 20	78	60	1.62
September 21	72	60	0.00
September 22	73	56	0.07
September 23	67	56	0.17
September 24	68	57	1.41
September 25	60	55	0.42
September 26	70	55	0.85
September 27	75	49	0.00
September 28	71	52	0.01
September 29	69	48	0.00
September 30	73	52	0.00

October 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	69	57	0.53	0.0
October 2	65	52	0.00	0.0
October 3	57	48	0.00	0.0
October 4	67	47	0.00	0.0
October 5	68	39	0.00	0.0
October 6	67	43	0.33	0.0
October 7	59	37	0.00	0.0
October 8	56	45	0.26	0.0
October 9	65	50	0.54	0.0
October 10	62	45	0.00	0.0
October 11	61	40	0.04	0.0
October 12	54	36	0.06	0.0
October 13	57	37	0.00	0.0
October 14	50	39	0.32	0.0
October 15	63	42	0.10	0.0
October 16	50	33	1.45	1.0
October 17	47	34	0.08	0.0
October 18	56	29	0.00	0.0
October 19	48	35	0.26	0.0
October 20	58	42	0.01	0.0
October 21	65	32	0.00	0.0
October 22	68	35	0.00	0.0
October 23	57	35	0.00	0.0
October 24	61	33	0.00	0.0
October 25	65	35	0.00	0.0
October 26	64	52	0.24	0.0
October 27	70	54	0.00	0.0
October 28	65	43	0.00	0.0
October 29	63	40	0.00	0.0
October 30	60	35	0.00	0.0
October 31	56	28	0.00	0.0

November 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	60	38	0.00	0.0
November 2	64	52	0.09	0.0
November 3	67	59	0.20	0.0
November 4	71	62	0.23	0.0
November 5	72	63	0.00	0.0
November 6	64	58	0.11	0.0
November 7	63	52	1.71	0.0
November 8	56	51	0.20	0.0
November 9	59	54	0.00	0.0
November 10	64	40	1.21	0.0
November 11	43	36	0.00	0.0
November 12	42	33	0.00	0.0
November 13	38	28	0.00	0.0
November 14	42	25	0.00	0.0
November 15	52	33	0.00	0.0
November 16	62	44	0.00	0.0
November 17	59	41	0.10	0.0
November 18	48	40	0.00	0.0
November 19	49	35	0.00	0.0
November 20	48	29	0.00	0.0
November 21	49	44	0.08	0.0
November 22	47	34	0.00	0.0
November 23	44	38	0.05	0.0
November 24	49	34	0.01	0.0
November 25	44	27	0.40	1.2
November 26	36	26	0.14	1.2
November 27	31	26	0.09	0.9
November 28	38	27	0.03	0.4
November 29	33	27	0.06	0.6
November 30	37	31	0.74	0.3

December 1977 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	48	36	0.07	0.0
December 2	48	32	0.00	0.0
December 3	39	28	0.09	0.0
December 4	39	26	0.00	0.0
December 5	35	26	0.64	5.6
December 6	37	26	0.03	0.0
December 7	28	17	0.00	0.0
December 8	30	14	0.10	1.0
December 9	36	8	0.44	4.4
December 10	18	6	0.00	0.0
December 11	18	-5	0.00	0.0
December 12	24	-2	0.03	0.3
December 13	39	24	0.00	0.0
December 14	41	36	0.43	0.0
December 15	43	35	0.00	0.0
December 16	44	27	0.00	0.0
December 17	40	24	0.00	0.0
December 18	40	34	0.75	0.2
December 19	38	34	0.18	1.1
December 20	38	33	0.48	1.0
December 21	37	30	0.89	4.0
December 22	32	27	0.00	0.0
December 23	37	24	0.00	0.0
December 24	44	20	0.00	0.0
December 25	48	22	0.09	0.0
December 26	22	11	0.00	0.0
December 27	24	10	0.00	0.0
December 28	18	7	0.00	0.0
December 29	31	10	0.00	0.0
December 30	42	17	0.00	0.0
December 31	38	27	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1948–2024	Williamsport	location
1895–1947	Williamsport	location