Williamsport Weather in 2018

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

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2018 Williamsport Weather Extremes
Highest temperature	97 °F	June 18
Lowest temperature	-4 °F	January 7
Highest daily low	72 °F	September 2
Lowest daily high	15 °F	January 6
Most daily precipitation	3.2 inches	September 10
Most daily snow	8.2 inches	November 15
Total annual precipitation	70.0 inches	-
Total annual snow	33.3 inches	-

What was the hottest temperature in Williamsport in 2018?

The highest temperature recorded in Williamsport, Pennsylvania in 2018 was 97 °F which happened on June 18.

Highest Temperatures: All-Time By Year

Highest Temperatures in Williamsport in 2018

Rank	Temperature	Date
1	97 °F	Jun 18
2	96 °F	Jul 2
3	95 °F	Jul 1
4	94 °F	Aug 29
4	94 °F	Aug 28
4	94 °F	Jul 3
7	93 °F	Sep 6
7	93 °F	Aug 6
7	93 °F	Jun 30
10	92 °F	Aug 5
10	92 °F	Jul 16
10	92 °F	Jul 10

What was the coldest temperature in Williamsport in 2018?

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

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Williamsport in 2018

Rank	Temperature	Date
1	-4 °F	January 7
2	3 °F	January 6
2	3 °F	January 1
4	4 °F	January 15
5	5 °F	January 31
5	5 °F	January 14
7	6 °F	January 3
8	7 °F	January 5
9	9 °F	January 19
10	10 °F	January 13
10	10 °F	January 4

January 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	22	3	0.00	0.0
January 2	25	14	0.00	0.0
January 3	22	6	0.00	0.0
January 4	24	10	0.00	0.0
January 5	16	7	0.00	0.0
January 6	15	3	0.00	0.0
January 7	19	-4	0.00	0.0
January 8	27	18	0.00	0.0
January 9	44	20	0.00	0.0
January 10	39	15	0.00	0.0
January 11	54	32	0.10	0.0
January 12	64	38	2.37	0.0
January 13	39	10	0.45	1.6
January 14	22	5	0.00	0.0
January 15	23	4	0.00	0.1
January 16	29	22	0.27	3.7
January 17	27	14	0.01	0.4
January 18	29	13	0.00	0.0
January 19	41	9	0.00	0.0
January 20	48	22	0.00	0.0
January 21	40	24	0.01	0.0
January 22	46	34	0.01	0.0
January 23	51	40	0.29	0.0
January 24	41	26	0.00	0.0
January 25	34	19	0.00	0.0
January 26	39	17	0.00	0.0
January 27	50	24	0.03	0.0
January 28	49	30	0.00	0.0
January 29	44	24	0.00	0.0
January 30	31	13	0.11	1.2
January 31	30	5	0.00	0.0

February 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	42	27	0.02	0.0
February 2	36	15	0.00	0.0
February 3	32	13	0.00	0.0
February 4	32	28	0.36	2.4
February 5	33	17	0.00	0.0
February 6	33	18	0.03	0.6
February 7	33	20	0.75	3.0
February 8	28	18	0.00	0.0
February 9	33	11	0.03	0.2
February 10	43	28	0.03	0.0
February 11	41	34	0.19	0.0
February 12	42	27	0.00	0.0
February 13	35	17	0.00	0.0
February 14	44	34	0.13	0.0
February 15	54	35	0.14	0.0
February 16	50	28	0.32	0.0
February 17	35	20	0.19	1.5
February 18	45	25	0.01	0.2
February 19	42	26	0.16	0.0
February 20	58	40	0.00	0.0
February 21	69	37	0.00	0.0
February 22	46	36	0.63	0.0
February 23	41	37	0.19	0.0
February 24	45	40	0.39	0.0
February 25	49	39	0.57	0.0
February 26	56	29	0.00	0.0
February 27	58	25	0.00	0.0
February 28	63	27	0.00	0.0

March 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	53	42	0.89	0.0
March 2	46	33	0.43	0.0
March 3	38	32	0.00	0.0
March 4	43	27	0.00	0.0
March 5	41	25	0.00	0.0
March 6	44	24	0.18	0.3
March 7	38	33	0.06	0.0
March 8	39	28	0.00	0.0
March 9	42	28	0.00	0.0
March 10	38	29	0.00	0.0
March 11	45	24	0.00	0.0
March 12	37	22	0.14	1.6
March 13	37	27	0.01	0.0
March 14	36	28	0.00	0.0
March 15	43	28	0.01	0.1
March 16	39	25	0.01	0.4
March 17	51	22	0.00	0.0
March 18	54	26	0.00	0.0
March 19	47	27	0.00	0.0
March 20	41	24	0.00	0.0
March 21	42	29	0.01	0.2
March 22	50	31	0.00	0.0
March 23	49	30	0.00	0.0
March 24	49	26	0.00	0.0
March 25	47	20	0.00	0.0
March 26	51	22	0.00	0.0
March 27	42	35	0.05	0.0
March 28	48	36	0.06	0.0
March 29	53	44	0.11	0.0
March 30	55	36	0.17	0.0
March 31	57	30	0.00	0.0

April 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	54	37	0.01	0.0
April 2	46	32	0.44	4.6
April 3	43	34	0.38	0.0
April 4	53	33	0.13	0.0
April 5	43	28	0.00	0.0
April 6	58	26	0.05	0.6
April 7	43	29	0.00	0.0
April 8	42	22	0.00	0.0
April 9	44	25	0.00	0.0
April 10	47	28	0.00	0.0
April 11	51	25	0.00	0.0
April 12	71	38	0.03	0.0
April 13	85	45	0.00	0.0
April 14	81	45	0.00	0.0
April 15	49	40	0.00	0.0
April 16	49	38	2.08	0.0
April 17	42	33	0.06	0.0
April 18	50	34	0.01	0.0
April 19	45	33	0.09	0.0
April 20	52	31	0.00	0.0
April 21	62	28	0.00	0.0
April 22	67	30	0.00	0.0
April 23	70	32	0.00	0.0
April 24	66	44	0.11	0.0
April 25	62	50	0.15	0.0
April 26	66	47	0.00	0.0
April 27	62	46	0.34	0.0
April 28	63	46	0.02	0.0
April 29	52	40	0.00	0.0
April 30	70	39	0.00	0.0

May 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	84	34	0.00
May 2	89	46	0.00
May 3	90	57	0.18
May 4	85	61	0.14
May 5	75	48	0.00
May 6	60	51	0.73
May 7	70	49	0.00
May 8	77	44	0.00
May 9	81	50	0.00
May 10	74	59	0.08
May 11	71	51	0.02
May 12	60	49	1.18
May 13	56	52	0.33
May 14	80	53	0.00
May 15	86	58	0.46
May 16	61	56	1.12
May 17	79	59	0.04
May 18	78	57	0.00
May 19	59	51	0.66
May 20	76	54	0.01
May 21	78	49	0.00
May 22	66	58	1.90
May 23	81	56	0.20
May 24	86	54	0.00
May 25	89	53	0.00
May 26	91	56	0.00
May 27	73	65	0.64
May 28	77	63	0.00
May 29	90	67	0.00
May 30	84	65	0.00
May 31	73	67	0.00

June 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	87	67	0.05
June 2	78	64	0.00
June 3	70	54	0.02
June 4	76	54	0.00
June 5	76	47	0.00
June 6	66	54	0.00
June 7	77	48	0.00
June 8	85	53	0.00
June 9	80	56	0.00
June 10	66	59	0.89
June 11	76	59	0.07
June 12	77	51	0.00
June 13	80	65	0.12
June 14	84	53	0.00
June 15	81	54	0.00
June 16	85	50	0.00
June 17	89	59	0.00
June 18	97	66	0.30
June 19	84	65	0.00
June 20	80	59	0.01
June 21	87	65	0.00
June 22	77	59	0.05
June 23	71	62	0.12
June 24	85	64	0.36
June 25	79	53	0.00
June 26	81	48	0.00
June 27	74	62	0.46
June 28	86	67	0.00
June 29	91	63	0.00
June 30	93	62	0.00

July 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	95	68	0.00
July 2	96	68	0.29
July 3	94	72	0.00
July 4	85	72	1.37
July 5	87	71	0.47
July 6	86	59	0.00
July 7	80	53	0.00
July 8	83	53	0.00
July 9	88	55	0.00
July 10	92	60	0.29
July 11	85	61	0.00
July 12	86	54	0.00
July 13	87	58	0.00
July 14	90	64	0.00
July 15	89	70	0.48
July 16	92	70	0.00
July 17	82	65	1.31
July 18	83	60	0.00
July 19	83	54	0.00
July 20	85	57	0.00
July 21	75	61	1.47
July 22	79	61	1.25
July 23	82	70	2.41
July 24	78	72	1.63
July 25	76	69	0.76
July 26	87	68	0.00
July 27	80	67	0.02
July 28	84	63	0.00
July 29	82	57	0.00
July 30	76	59	0.24
July 31	78	65	0.00

August 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	85	71	2.11
August 2	80	69	0.03
August 3	74	69	2.92
August 4	88	69	0.00
August 5	92	67	0.00
August 6	93	68	0.00
August 7	86	68	0.24
August 8	87	70	0.01
August 9	89	67	0.00
August 10	84	64	0.01
August 11	83	67	0.06
August 12	87	66	0.00
August 13	74	66	1.88
August 14	80	67	0.41
August 15	89	67	0.00
August 16	88	67	0.00
August 17	88	69	0.45
August 18	84	68	0.37
August 19	77	65	0.01
August 20	79	67	0.00
August 21	76	68	0.47
August 22	84	65	0.11
August 23	82	57	0.00
August 24	81	54	0.00
August 25	79	57	0.00
August 26	83	62	0.00
August 27	89	67	0.00
August 28	94	70	0.00
August 29	94	69	0.02
August 30	87	68	0.01
August 31	76	65	0.18

September 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	73	67	0.00
September 2	86	72	0.00
September 3	91	69	0.02
September 4	91	69	0.00
September 5	91	70	0.00
September 6	93	71	0.06
September 7	81	69	0.01
September 8	70	58	0.26
September 9	58	53	1.35
September 10	63	50	3.15
September 11	78	60	0.09
September 12	72	63	0.24
September 13	84	68	0.08
September 14	80	68	0.00
September 15	81	65	0.00
September 16	83	65	0.00
September 17	75	63	0.78
September 18	87	67	1.10
September 19	80	61	0.00
September 20	78	55	0.00
September 21	75	67	0.47
September 22	71	53	0.00
September 23	67	50	0.00
September 24	72	48	0.07
September 25	68	56	1.08
September 26	78	58	0.62
September 27	64	50	0.12
September 28	69	52	0.31
September 29	70	50	0.00
September 30	69	47	0.00

October 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	78	52	0.00
October 2	78	61	0.44
October 3	73	57	0.00
October 4	71	56	0.08
October 5	69	51	0.00
October 6	70	61	0.00
October 7	82	67	0.00
October 8	77	66	0.00
October 9	81	67	0.00
October 10	82	68	0.00
October 11	75	59	0.54
October 12	60	49	0.00
October 13	58	41	0.20
October 14	55	39	0.00
October 15	63	47	0.07
October 16	56	37	0.00
October 17	58	34	0.00
October 18	52	34	0.00
October 19	59	30	0.00
October 20	61	41	0.06
October 21	48	40	0.02
October 22	55	40	0.00
October 23	62	40	0.00
October 24	51	39	0.00
October 25	51	33	0.00
October 26	50	31	0.04
October 27	45	42	1.12
October 28	51	41	0.10
October 29	54	37	0.04
October 30	60	34	0.00
October 31	62	36	0.02

November 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	66	52	0.00	0.0
November 2	67	50	0.21	0.0
November 3	53	40	0.06	0.0
November 4	53	32	0.00	0.0
November 5	50	44	0.68	0.0
November 6	59	48	0.10	0.0
November 7	62	37	0.00	0.0
November 8	53	31	0.00	0.0
November 9	45	31	0.86	0.0
November 10	42	29	0.00	0.0
November 11	44	28	0.00	0.0
November 12	45	24	0.13	0.0
November 13	42	34	0.37	0.0
November 14	37	29	0.00	0.0
November 15	34	28	1.33	8.2
November 16	38	30	0.37	2.4
November 17	41	36	0.00	0.0
November 18	40	33	0.00	0.0
November 19	37	35	0.48	0.0
November 20	44	34	0.01	0.0
November 21	38	22	0.00	0.0
November 22	26	13	0.00	0.0
November 23	32	11	0.00	0.0
November 24	36	22	0.67	0.0
November 25	43	32	0.00	0.0
November 26	47	31	0.72	0.0
November 27	39	34	0.00	0.0
November 28	37	33	0.00	0.0
November 29	40	32	0.00	0.0
November 30	36	33	0.06	0.0

December 2018 Williamsport Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	41	30	0.20
December 2	50	41	0.17
December 3	48	37	0.01
December 4	39	25	0.00
December 5	36	19	0.00
December 6	39	25	0.00
December 7	36	23	0.00
December 8	35	22	0.00
December 9	32	19	0.00
December 10	39	18	0.00
December 11	34	17	0.00
December 12	40	27	0.00
December 13	39	33	0.02
December 14	44	37	0.03
December 15	46	40	0.23
December 16	41	38	1.30
December 17	45	37	0.00
December 18	40	23	0.00
December 19	40	20	0.00
December 20	44	22	0.67
December 21	64	44	1.97
December 22	45	37	0.28
December 23	41	36	0.01
December 24	40	30	0.02
December 25	37	29	0.00
December 26	41	32	0.00
December 27	45	27	0.00
December 28	49	40	0.43
December 29	46	36	0.01
December 30	41	26	0.00
December 31	45	25	0.84

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Weather Station Details

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