Pennsylvania State Climatologist

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Williamsport

Climatic Data - Provides the norm's and "records", including Temperatures, heating & cooling degree days, percent of possible sunshine, sky cover, precipitation, relative humidity, and sunrise/set times.

Hourly Observations - Provides hourly weather observations for the period of record.

Daily Weather Archives - Provides the daily maximum temperature, minimum temperature, average temperature, Heating & Cooling Degree Days, Growing Degree Days, Average Dewpoint, Average Relative Humidity, Average Wind Speed, Average Wind Direction, Average Pressure, and the Total Precipitation.

Means & Extremes - Contains the Daily Mean Temperatures and the Daily Extremes (record max, min, precipitation, and snowfall) including the year in which they occurred.

Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		55.0	43.0	64	240	10.4
01/01/1970	0000	15.0		60.1	43.0	53	260	16.1
01/01/1970	0000	15.0		55.0	46.9	74	240	17.3
01/01/1970	0000	10.0		52.0	46.9	83	260	9.2
01/01/1970	0000	10.0		48.9	48.0	97	320	8.1
01/01/1970	0000	1.0		46.9	46.9	100	0	0.0						FG
01/01/1970	0000	10.5		53.1	53.1	100	0	0.0						-SHRA FG
01/01/1970	0000	10.5		55.9	55.0	97	70	9.2						-SHRA FG
01/01/1970	0000	10.5		55.9	54.0	93	60	10.4				0.01		FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	1.0		52.0	52.0	100	90	6.9						-DZ FG
01/01/1970	0000	5.5		51.1	51.1	100	120	3.5						-RA FG
01/01/1970	0000	5.5		50.0	50.0	100	0	0.0						FG
01/01/1970	0000	0.3		48.9	48.9	100	250	5.8						FG
01/01/1970	0000	0.3		48.0	48.0	100	280	3.5						FG
01/01/1970	0000	5.0		52.0	51.1	97	0	0.0						DZ
01/01/1970	0000	5.0		54.0	52.0	93	0	0.0						DZ
01/01/1970	0000	6.0		57.9	52.0	81	110	5.8						DZ
01/01/1970	0000	5.0		54.0	50.0	86	150	4.6						DZ
01/01/1970	0000	3.0		52.0	50.0	93	360	5.8						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.5		48.9	48.9	100	40	3.5						FG
01/01/1970	0000	3.0		48.9	48.9	100	0	0.0						FG
01/01/1970	0000	4.0		48.9	48.9	100	0	0.0						FG
01/01/1970	0000	4.0		48.0	48.0	100	60	5.8						DZ
01/01/1970	0000	6.0		50.0	46.9	89	70	5.8						DZ
01/01/1970	0000	7.0		51.1	45.0	80	140	10.4
01/01/1970	0000	10.0		53.1	43.0	69	300	4.6
01/01/1970	0000	15.0		48.9	45.0	86	0	0.0
01/01/1970	0000	10.0		41.0	39.9	96	320	4.6
01/01/1970	0000	6.0		42.1	42.1	100	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.0		41.0	41.0	100	300	4.6
01/01/1970	0000	10.0		45.0	45.0	100	290	5.8
01/01/1970	0000	15.0		46.0	46.0	100	280	3.5
01/01/1970	0000	15.0		60.1	44.1	55	250	10.4
01/01/1970	0000	15.0		57.9	45.0	62	250	9.2
01/01/1970	0000	10.5		43.0	42.1	97	240	5.8						FG
01/01/1970	0000	0.5		39.9	39.9	100	0	0.0						FG
01/01/1970	0000	0.3		39.9	39.9	100	300	4.6						FG
01/01/1970	0000	0.3		39.9	39.9	100	0	0.0						FG
01/01/1970	0000	8.0		45.0	45.0	100	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		50.0	48.9	96	250	5.8
01/01/1970	0000	15.0		57.0	46.0	67	260	9.2
01/01/1970	0000	15.0		60.1	44.1	55	240	13.8
01/01/1970	0000	15.0		55.9	46.9	72	250	12.7
01/01/1970	0000	10.0		46.9	46.0	97	150	3.5
01/01/1970	0000	10.0		45.0	45.0	100	0	0.0						-SHRA
01/01/1970	0000	15.0		44.1	44.1	100	260	4.6
01/01/1970	0000	15.0		43.0	41.0	93	340	5.8
01/01/1970	0000	15.0		46.9	42.1	83	240	5.8
01/01/1970	0000	15.0		60.1	37.0	42	280	16.1
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		55.0	43.0	64	270	11.5
01/01/1970	0000	15.0		53.1	44.1	71	280	12.7
01/01/1970	0000	15.0		46.0	44.1	93	300	6.9
01/01/1970	0000	10.0		45.0	44.1	97	270	5.8							CLR
01/01/1970	0000	15.0		48.0	46.9	96	270	6.9
01/01/1970	0000	15.0		51.1	48.0	89	270	8.1				0.01
01/01/1970	0000	15.0		50.0	50.0	100	260	4.6				0.02
01/01/1970	0000	15.0		60.1	48.9	67	240	10.4
01/01/1970	0000	15.0		61.0	50.0	67	240	17.3
01/01/1970	0000	15.0		54.0	50.0	86	280	8.1
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		48.9	46.9	93	0	0.0
01/01/1970	0000	10.0		48.9	46.9	93	280	10.4
01/01/1970	0000	10.0		51.1	48.0	89	270	11.5
01/01/1970	0000	10.0		54.0	53.1	97	270	11.5
01/01/1970	0000	10.0		54.0	54.0	100	250	5.8
01/01/1970	0000	6.0		61.0	61.0	100	290	6.9						FG
01/01/1970	0000	7.0		59.0	59.0	100	130	5.8				0.07		-RA
01/01/1970	0000	2.0		55.9	55.9	100	300	6.9				0.27		-RA FG
01/01/1970	0000	10.5		55.9	55.9	100	310	4.6						FG
01/01/1970	0000	2.0		55.0	55.0	100	20	4.6						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	3.0		55.0	55.0	100	0	0.0						FG
01/01/1970	0000	3.0		55.0	55.0	100	290	5.8				0.01		FG
01/01/1970	0000	3.0		55.9	55.9	100	230	5.8
01/01/1970	0000	2.0		55.9	55.9	100	300	5.8				0.01
01/01/1970	0000	6.0		55.9	55.0	97	190	6.9				0.01		-RA
01/01/1970	0000	15.0		55.9	55.0	97	50	4.6
01/01/1970	0000	6.0		52.0	52.0	100	20	4.6				0.14		-RA
01/01/1970	0000	3.0		52.0	52.0	100	0	0.0				0.02		FG
01/01/1970	0000	3.0		52.0	52.0	100	100	6.9				0.08		-RA FG
01/01/1970	0000	4.0		53.1	53.1	100	90	9.2				0.13		-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	8.0		57.0	55.0	93	90	15.0
01/01/1970	0000	9.0		57.9	55.9	93	100	9.2						-RA
01/01/1970	0000	6.0		57.0	55.9	96	100	10.4				0.02		-RA FG
01/01/1970	0000	5.0		57.0	57.0	100	90	10.4				0.01		-RA FG
01/01/1970	0000	4.0		55.0	55.0	100	80	4.6				0.02		-RA FG
01/01/1970	0000	5.0		57.9	57.0	97	100	11.5				0.06		-RA FG
01/01/1970	0000	7.0		59.0	55.9	90	70	8.1
01/01/1970	0000	7.0		57.9	57.0	97	0	0.0
01/01/1970	0000	7.0		62.1	60.1	93	0	0.0
01/01/1970	0000	10.0		72.0	52.0	49	140	6.9
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		71.1	53.1	53	140	8.1
01/01/1970	0000	7.0		60.1	52.0	75	130	4.6
01/01/1970	0000	0.1		46.9	46.9	100	0	0.0						FG
01/01/1970	0000	10.0		46.9	46.9	100	300	4.6
01/01/1970	0000	10.0		50.0	50.0	100	260	4.6
01/01/1970	0000	10.0		52.0	52.0	100	280	5.8
01/01/1970	0000	10.0		62.1	55.0	78	310	5.8
01/01/1970	0000	15.0		71.1	52.0	51	160	10.4
01/01/1970	0000	15.0		70.0	53.1	55	110	6.9
01/01/1970	0000	7.0		53.1	50.0	89	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	0.1		45.0	45.0	100	0	0.0						FG
01/01/1970	0000	0.1		43.0	43.0	100	0	0.0						FG
01/01/1970	0000	8.0		46.0	46.0	100	0	0.0							CLR
01/01/1970	0000	10.0		51.1	51.1	100	320	5.8
01/01/1970	0000	10.0		57.0	54.0	90	320	4.6
01/01/1970	0000	10.0		69.1	51.1	53	0	0.0
01/01/1970	0000	15.0		64.9	48.9	56	320	6.9
01/01/1970	0000	5.0		50.0	48.0	93	240	6.9						DZ
01/01/1970	0000	0.3		43.0	43.0	100	310	8.1						FG
01/01/1970	0000	5.5		42.1	42.1	100	310	4.6						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.0		44.1	44.1	100	0	0.0							CLR
01/01/1970	0000	15.0		46.9	46.9	100	270	4.6							CLR
01/01/1970	0000	15.0		55.9	50.0	80	360	3.5							CLR
01/01/1970	0000	15.0		64.9	45.0	48	250	10.4							CLR
01/01/1970	0000	15.0		62.1	46.0	56	260	8.1
01/01/1970	0000	15.0		54.0	46.0	75	250	11.5
01/01/1970	0000	7.0		39.9	39.0	97	310	4.6
01/01/1970	0000	15.0		39.9	39.9	100	280	8.1							CLR
01/01/1970	0000	15.0		42.1	42.1	100	260	15.0							CLR
01/01/1970	0000	15.0		46.0	43.0	89	260	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		48.9	39.9	71	270	6.9
01/01/1970	0000	15.0		55.9	44.1	64	340	13.8
01/01/1970	0000	15.0		57.9	52.0	81	320	11.5
01/01/1970	0000	10.0		60.1	57.9	93	330	13.8
01/01/1970	0000	10.5		60.1	60.1	100	250	10.4						-RA FG
01/01/1970	0000	0.8		60.1	60.1	100	250	5.8				0.03		-RA FG
01/01/1970	0000	1.0		60.1	60.1	100	270	3.5				0.04		-RA FG
01/01/1970	0000	3.0		61.0	61.0	100	0	0.0				0.04		-RA FG
01/01/1970	0000	10.0		63.0	63.0	100	0	0.0				0.02
01/01/1970	0000	3.0		63.0	63.0	100	30	8.1				0.07		-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	5.0		62.1	62.1	100	90	11.5				0.05		-RA FG
01/01/1970	0000	5.0		60.1	60.1	100	50	8.1				0.03		-RA FG
01/01/1970	0000	2.0		57.9	57.9	100	60	9.2				0.18		-RA FG
01/01/1970	0000	3.0		57.9	57.9	100	60	11.5				0.05		-RA FG
01/01/1970	0000	7.0		57.9	57.9	100	100	5.8				0.03		-RA
01/01/1970	0000	10.0		59.0	55.9	90	0	0.0
01/01/1970	0000	10.0		60.1	54.0	80	120	6.9
01/01/1970	0000	15.0		64.0	54.0	70	90	13.8
01/01/1970	0000	15.0		68.0	55.0	63	120	13.8
01/01/1970	0000	10.0		64.9	57.9	78	120	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		62.1	57.9	86	60	9.2
01/01/1970	0000	5.0		63.0	57.0	81	30	8.1						DZ
01/01/1970	0000	5.0		64.9	57.9	78	100	9.2						DZ
01/01/1970	0000	5.0		66.9	60.1	79	160	13.8						DZ
01/01/1970	0000	7.0		66.9	60.1	79	70	5.8
01/01/1970	0000	8.0		71.1	60.1	68	130	11.5
01/01/1970	0000	9.0		68.0	57.9	70	230	8.1
01/01/1970	0000	15.0		62.1	53.1	72	40	3.5
01/01/1970	0000	15.0		48.9	48.9	100	320	4.6
01/01/1970	0000	7.0		48.0	48.0	100	0	0.0							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	7.0		50.0	50.0	100	0	0.0							CLR
01/01/1970	0000	7.0		55.0	54.0	96	180	5.8							CLR
01/01/1970	0000	8.0		64.9	57.9	78	60	3.5							CLR
01/01/1970	0000	9.0		73.9	57.9	57	340	9.2
01/01/1970	0000	8.0		73.9	60.1	62	310	13.8
01/01/1970	0000	7.0		69.1	57.9	68	240	4.6
01/01/1970	0000	3.0		54.0	53.1	97	280	9.2
01/01/1970	0000	10.0		53.1	53.1	100	280	5.8
01/01/1970	0000	10.0		55.0	55.0	100	280	4.6
01/01/1970	0000	10.0		62.1	57.9	86	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		70.0	59.0	68	260	10.4
01/01/1970	0000	15.0		77.0	57.9	52	240	13.8
01/01/1970	0000	15.0		75.9	57.9	54	240	15.0
01/01/1970	0000	10.0		69.1	57.0	66	240	11.5
01/01/1970	0000	4.0		50.0	50.0	100	290	11.5						DZ	CLR
01/01/1970	0000	8.0		51.1	51.1	100	280	5.8							CLR
01/01/1970	0000	10.0		55.0	54.0	96	320	5.8							CLR
01/01/1970	0000	10.0		55.9	55.0	97	0	0.0							CLR
01/01/1970	0000	15.0		64.0	57.0	78	300	3.5							CLR
01/01/1970	0000	15.0		79.0	52.0	39	330	11.5							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		75.9	53.1	45	310	10.4							CLR
01/01/1970	0000	15.0		66.9	54.0	63	250	11.5
01/01/1970	0000	8.0		50.0	48.9	96	280	15.0
01/01/1970	0000	8.0		48.9	48.9	100	290	8.1							CLR
01/01/1970	0000	10.0		52.0	48.9	89	270	4.6							CLR
01/01/1970	0000	15.0		53.1	53.1	100	240	4.6							CLR
01/01/1970	0000	15.0		61.0	55.0	81	240	4.6
01/01/1970	0000	15.0		73.9	52.0	46	320	5.8
01/01/1970	0000	15.0		72.0	50.0	46	50	13.8
01/01/1970	0000	15.0		66.0	55.9	70	170	5.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.0		52.0	51.1	97	240	11.5
01/01/1970	0000	15.0		50.0	50.0	100	290	5.8
01/01/1970	0000	15.0		53.1	53.1	100	300	4.6							CLR
01/01/1970	0000	15.0		57.9	55.0	90	270	4.6
01/01/1970	0000	15.0		59.0	55.0	87	240	5.8
01/01/1970	0000	15.0		70.0	53.1	55	300	8.1
01/01/1970	0000	15.0		69.1	52.0	55	300	16.1
01/01/1970	0000	15.0		64.0	55.0	73	320	10.4
01/01/1970	0000	10.0		54.0	52.0	93	280	11.5
01/01/1970	0000	10.0		53.1	52.0	96	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.0		57.0	53.1	87	290	6.9
01/01/1970	0000	15.0		57.9	54.0	87	270	5.8
01/01/1970	0000	15.0		64.9	52.0	63	270	5.8
01/01/1970	0000	15.0		75.0	53.1	46	270	12.7
01/01/1970	0000	15.0		73.9	53.1	48	260	16.1
01/01/1970	0000	10.0		68.0	55.9	65	250	9.2							CLR
01/01/1970	0000	0.1		52.0	52.0	100	280	3.5						FG
01/01/1970	0000	3.0		51.1	51.1	100	330	3.5						FG	CLR
01/01/1970	0000	10.0		53.1	53.1	100	340	4.6							CLR
01/01/1970	0000	15.0		59.0	57.0	93	310	5.8							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	15.0		69.1	54.0	59	270	4.6
01/01/1970	0000	15.0		73.9	54.0	50	250	11.5
01/01/1970	0000	15.0		73.9	53.1	48	230	15.0
01/01/1970	0000	15.0		72.0	55.9	57	260	10.4
01/01/1970	0000	2.0		64.9	64.0	97	310	3.5						FG
01/01/1970	0000	10.5		64.0	64.0	100	290	8.1						FG	CLR
01/01/1970	0000	10.5		66.0	66.0	100	280	3.5						FG
01/01/1970	0000	8.0		66.9	64.9	93	280	10.4
01/01/1970	0000	7.0		72.0	70.0	94	280	12.7
01/01/1970	0000	4.0		75.0	71.1	88	170	6.9						-SHRA DZ
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	4.0		73.9	70.0	88	170	9.2				0.01		DZ
01/01/1970	0000	2.0		71.1	69.1	94	340	4.6				0.05		-RA FG
01/01/1970	0000	5.5		69.1	68.0	96	140	13.8				0.05		-RA FG
01/01/1970	0000	2.0		68.0	66.9	96	120	5.8				0.05		-RA FG
01/01/1970	0000	2.0		66.9	66.9	100	90	4.6				0.02		-RA FG
01/01/1970	0000	4.0		69.1	66.9	93	120	4.6				0.02		-RA FG
01/01/1970	0000	4.0		71.1	66.9	87	0	0.0				0.01		DZ
01/01/1970	0000	4.0		72.0	66.9	84	0	0.0						DZ
01/01/1970	0000	3.0		82.0	66.0	59	0	0.0						DZ
01/01/1970	0000	10.5		75.0	64.9	71	250	3.5						DZ
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.5		64.9	62.1	90	350	4.6
01/01/1970	0000	4.0		64.9	62.1	90	300	3.5						DZ	CLR
01/01/1970	0000	7.0		66.0	61.0	84	300	4.6							CLR
01/01/1970	0000	7.0		72.0	61.0	68	300	6.9							CLR
01/01/1970	0000	7.0		79.0	60.1	53	250	8.1							CLR
01/01/1970	0000	8.0		89.1	62.1	41	260	13.8
01/01/1970	0000	10.0		88.0	64.0	45	270	13.8
01/01/1970	0000	5.0		77.0	64.9	66	240	10.4						DZ
01/01/1970	0000	3.0		60.1	57.0	90	340	5.8
01/01/1970	0000	8.0		57.9	57.9	100	320	5.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	10.0		60.1	57.0	90	0	0.0							CLR
01/01/1970	0000	10.0		64.9	60.1	84	270	3.5
01/01/1970	0000	15.0		72.0	61.0	68	260	5.8
01/01/1970	0000	15.0		88.0	52.0	29	330	5.8
01/01/1970	0000	10.0		82.0	63.0	53	250	11.5							CLR
01/01/1970	0000	7.0		73.0	64.0	74	210	5.8
01/01/1970	0000	0.5		62.1	62.1	100	290	6.9						FG
01/01/1970	0000	0.0		64.0	64.0	100	0	0.0						FG
01/01/1970	0000	2.0		64.9	64.9	100	0	0.0						FG	CLR
01/01/1970	0000	4.0		66.9	66.9	100	200	4.6						DZ
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
01/01/1970	0000	6.0		72.0	69.1	91	270	5.8						DZ

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