The Pennsylvania State Climatologist is a service to the Commonwealth by the College of Earth and Mineral Sciences and Penn State.

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
06/30/1970	2100	10.0		87.1	68.0	53	340	16.1
06/30/1970	1800	10.0		84.9	70.0	61	280	13.8
06/30/1970	1500	6.0		82.0	66.9	60	250	13.8						DZ	CLR
06/30/1970	1200	7.0		66.9	62.1	84	0	0.0							CLR
06/30/1970	0900	8.0		63.0	61.0	93	0	0.0
06/30/1970	0600	10.0		64.9	61.0	87	0	0.0
06/30/1970	0300	10.0		72.0	60.1	66	0	0.0
06/30/1970	0000	10.0		73.9	57.0	56	150	16.1
06/29/1970	2100	10.0		73.9	62.1	67	260	4.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/29/1970	1800	15.0		69.1	59.0	70	20	5.8
06/29/1970	1500	15.0		62.1	53.1	72	0	0.0
06/29/1970	1200	15.0		55.0	51.1	87	0	0.0
06/29/1970	0900	10.0		50.0	50.0	100	320	5.8
06/29/1970	0600	10.0		52.0	50.0	93	280	5.8
06/29/1970	0300	15.0		59.0	54.0	83	0	0.0
06/29/1970	0000	15.0		72.0	48.0	43	330	5.8
06/28/1970	2100	15.0		77.0	45.0	32	300	13.8							CLR
06/28/1970	1800	15.0		73.9	46.9	38	40	8.1							CLR
06/28/1970	1500	15.0		69.1	53.1	57	260	13.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/28/1970	1200	15.0		57.0	54.0	90	300	10.4							CLR
06/28/1970	0900	7.0		50.0	50.0	100	320	6.9							CLR
06/28/1970	0600	10.0		52.0	51.1	97	330	6.9							CLR
06/28/1970	0300	15.0		55.0	51.1	87	0	0.0							CLR
06/28/1970	0000	15.0		66.0	44.1	45	350	8.1							CLR
06/27/1970	2100	15.0		66.0	51.1	59	320	13.8
06/27/1970	1800	15.0		61.0	53.1	75	330	15.0
06/27/1970	1500	15.0		64.0	57.9	81	310	17.3
06/27/1970	1200	10.0		66.0	64.0	93	260	13.8
06/27/1970	0900	2.0		64.9	64.9	100	0	0.0						-SHRA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/27/1970	0600	4.0		66.9	64.9	93	60	5.8				0.06		-RA FG
06/27/1970	0300	3.0		66.0	66.0	100	80	9.2						-SHRA FG
06/27/1970	0000	4.0		70.0	66.0	87	80	6.9						-SHRA DZ
06/26/1970	2100	6.0		70.0	66.0	87	130	4.6						DZ
06/26/1970	1800	7.0		68.0	63.0	84	50	5.8
06/26/1970	1500	8.0		63.0	60.1	90	80	5.8						-SHRA
06/26/1970	1200	15.0		61.0	55.9	84	350	4.6
06/26/1970	0900	10.0		57.9	55.0	90	350	3.5
06/26/1970	0600	8.0		59.0	54.0	83	340	6.9
06/26/1970	0300	10.0		62.1	55.0	78	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/26/1970	0000	15.0		73.0	54.0	51	60	8.1
06/25/1970	2100	15.0		75.0	55.9	52	50	5.8
06/25/1970	1800	15.0		72.0	54.0	53	200	5.8
06/25/1970	1500	15.0		69.1	54.0	59	10	16.1
06/25/1970	1200	10.0		69.1	57.9	68	360	12.7
06/25/1970	0900	3.0		66.9	64.9	93	0	0.0						DZ
06/25/1970	0600	5.0		72.0	64.9	79	0	0.0						DZ
06/25/1970	0300	5.0		75.9	66.0	72	200	13.8						DZ
06/25/1970	0000	5.0		78.1	61.0	56	180	17.3						DZ
06/24/1970	2100	8.0		81.0	61.0	51	170	19.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/24/1970	1800	9.0		80.1	60.1	51	170	15.0
06/24/1970	1500	10.0		75.0	60.1	60	0	0.0
06/24/1970	1200	7.0		61.0	59.0	93	0	0.0							CLR
06/24/1970	0900	8.0		57.9	55.9	93	0	0.0							CLR
06/24/1970	0600	10.0		62.1	59.0	90	0	0.0							CLR
06/24/1970	0300	10.0		66.0	60.1	81	0	0.0							CLR
06/24/1970	0000	15.0		75.9	55.9	50	180	10.4
06/23/1970	2100	15.0		79.0	53.1	41	0	0.0
06/23/1970	1800	15.0		77.0	51.1	40	280	4.6
06/23/1970	1500	8.0		70.0	57.0	64	270	8.1							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/23/1970	1200	2.0		55.0	55.0	100	240	5.8						FG
06/23/1970	0900	5.0		54.0	54.0	100	340	5.8						FG	CLR
06/23/1970	0600	10.0		57.9	57.0	97	0	0.0							CLR
06/23/1970	0300	15.0		62.1	60.1	93	0	0.0
06/23/1970	0000	15.0		71.1	60.1	68	230	3.5
06/22/1970	2100	15.0		73.9	54.0	50	280	6.9
06/22/1970	1800	15.0		73.9	54.0	50	300	15.0
06/22/1970	1500	10.0		68.0	55.0	63	260	11.5
06/22/1970	1200	8.0		62.1	59.0	90	290	9.2
06/22/1970	0900	10.5		62.1	62.1	100	270	9.2						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/22/1970	0600	2.8		63.0	63.0	100	240	6.9						FG
06/22/1970	0300	10.5		64.0	63.0	96	0	0.0						FG
06/22/1970	0000	10.5		63.0	62.1	97	0	0.0						-DZ FG
06/21/1970	2100	6.0		62.1	61.0	96	170	3.5						FG
06/21/1970	1800	7.0		60.1	57.9	93	60	13.8						-RA
06/21/1970	1500	10.0		59.0	54.0	83	0	0.0						-SHRA
06/21/1970	1200	15.0		54.0	51.1	90	300	4.6
06/21/1970	0900	10.0		52.0	50.0	93	340	5.8							CLR
06/21/1970	0600	10.0		53.1	52.0	96	240	4.6							CLR
06/21/1970	0300	15.0		61.0	52.0	72	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/21/1970	0000	15.0		69.1	53.1	57	220	3.5
06/20/1970	2100	15.0		73.9	46.9	38	300	8.1
06/20/1970	1800	15.0		69.1	45.0	42	320	6.9							CLR
06/20/1970	1500	15.0		62.1	44.1	52	310	10.4
06/20/1970	1200	15.0		57.0	46.0	67	240	9.2							CLR
06/20/1970	0900	10.0		52.0	46.9	83	280	8.1
06/20/1970	0600	10.0		57.9	50.0	75	280	6.9							CLR
06/20/1970	0300	15.0		64.9	54.0	68	270	5.8
06/20/1970	0000	15.0		72.0	54.0	53	280	12.7
06/19/1970	2100	15.0		78.1	55.9	47	260	17.3
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/19/1970	1800	15.0		78.1	63.0	60	240	12.7
06/19/1970	1500	10.0		75.0	64.0	69	250	12.7
06/19/1970	1200	10.5		64.9	64.0	97	0	0.0						FG
06/19/1970	0900	0.8		62.1	62.1	100	330	4.6						FG
06/19/1970	0600	0.8		64.0	64.0	100	10	4.6						FG
06/19/1970	0300	1.0		64.0	64.0	100	0	0.0						FG
06/19/1970	0000	7.0		68.0	66.0	93	0	0.0				0.04
06/18/1970	2100	10.0		71.1	68.0	90	50	13.8						-TSRA
06/18/1970	1800	6.0		77.0	73.0	88	130	10.4						TSRA DZ
06/18/1970	1500	7.0		72.0	69.1	91	150	8.1
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/18/1970	1200	7.0		71.1	70.0	96	0	0.0
06/18/1970	0900	4.0		69.1	68.0	96	50	4.6						-SHRA FG
06/18/1970	0600	10.5		73.9	71.1	91	70	11.5						TSRA DZ
06/18/1970	0300	10.5		75.0	72.0	90	60	11.5						DZ
06/18/1970	0000	3.0		77.0	72.0	85	360	4.6						DZ
06/17/1970	2100	3.0		78.1	72.0	82	60	5.8						DZ
06/17/1970	1800	10.5		75.0	71.1	88	170	12.7						DZ
06/17/1970	1500	10.5		73.0	70.0	90	70	8.1						FG
06/17/1970	1200	5.5		68.0	68.0	100	120	5.8						FG
06/17/1970	0900	2.0		68.0	66.9	96	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/17/1970	0600	2.0		68.0	66.9	96	0	0.0						FG
06/17/1970	0300	10.5		68.0	66.9	96	140	5.8						FG
06/17/1970	0000	10.5		69.1	66.0	90	90	4.6						FG
06/16/1970	2100	10.5		69.1	66.0	90	90	6.9						FG
06/16/1970	1800	3.0		66.9	64.0	91	90	8.1						-DZ FG
06/16/1970	1500	3.0		64.9	63.0	93	80	4.6						FG
06/16/1970	1200	3.0		63.0	62.1	97	100	8.1						FG
06/16/1970	0900	4.0		62.1	61.0	96	60	8.1						-SHRA FG
06/16/1970	0600	4.0		62.1	60.1	93	50	5.8						FG
06/16/1970	0300	5.0		60.1	59.0	96	60	9.2						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/16/1970	0000	6.0		61.0	57.0	87	60	13.8						-SHRA FG
06/15/1970	2100	15.0		64.0	55.0	73	70	13.8
06/15/1970	1800	15.0		63.0	55.0	75	110	12.7
06/15/1970	1500	3.0		60.1	57.9	93	30	8.1						-RA FG
06/15/1970	1200	7.0		60.1	57.0	90	180	13.8						-SHRA
06/15/1970	0900	10.0		64.9	55.0	70	140	11.5
06/15/1970	0600	15.0		64.9	57.0	76	20	9.2
06/15/1970	0300	15.0		70.0	55.9	61	180	12.7
06/15/1970	0000	15.0		73.0	55.9	55	170	17.3
06/14/1970	2100	15.0		75.9	55.9	50	150	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/14/1970	1800	15.0		75.0	57.9	55	230	4.6
06/14/1970	1500	15.0		68.0	52.0	57	300	4.6							CLR
06/14/1970	1200	15.0		55.0	48.0	77	350	5.8
06/14/1970	0900	10.0		50.0	48.0	93	0	0.0							CLR
06/14/1970	0600	15.0		55.0	50.0	83	0	0.0							CLR
06/14/1970	0300	15.0		61.0	51.1	70	240	5.8
06/14/1970	0000	15.0		73.0	46.0	38	360	8.1
06/13/1970	2100	15.0		77.0	42.1	29	320	12.7
06/13/1970	1800	15.0		75.0	45.0	34	320	9.2
06/13/1970	1500	15.0		70.0	48.0	46	290	6.9							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/13/1970	1200	15.0		57.0	52.0	83	290	6.9
06/13/1970	0900	15.0		51.1	50.0	96	0	0.0							CLR
06/13/1970	0600	10.0		57.9	57.0	97	290	5.8							CLR
06/13/1970	0300	15.0		64.9	61.0	87	0	0.0							CLR
06/13/1970	0000	15.0		73.0	63.0	71	290	5.8
06/12/1970	2100	7.0		72.0	69.1	91	310	9.2						-SHRA
06/12/1970	1800	7.0		81.0	66.9	63	30	8.1
06/12/1970	1500	3.0		77.0	68.0	74	240	6.9						DZ
06/12/1970	1200	3.0		66.9	63.0	87	0	0.0						DZ	CLR
06/12/1970	0900	4.0		64.0	63.0	96	330	6.9						DZ	CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/12/1970	0600	5.0		69.1	64.0	84	350	6.9						DZ
06/12/1970	0300	5.0		75.9	64.0	67	300	5.8						DZ
06/12/1970	0000	7.0		81.0	70.0	69	320	3.5
06/11/1970	2100	6.0		88.0	63.0	44	200	6.9						DZ
06/11/1970	1800	6.0		84.9	64.0	50	260	8.1						DZ	CLR
06/11/1970	1500	3.0		75.9	63.0	64	280	11.5						DZ
06/11/1970	1200	2.0		62.1	61.0	96	0	0.0
06/11/1970	0900	3.0		62.1	62.1	100	320	5.8						FG
06/11/1970	0600	5.0		64.9	64.0	97	340	4.6						FG
06/11/1970	0300	7.0		70.0	66.9	90	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/11/1970	0000	10.0		79.0	64.9	62	270	5.8
06/10/1970	2100	10.0		86.0	59.0	40	240	4.6
06/10/1970	1800	10.0		84.0	57.9	41	150	5.8
06/10/1970	1500	6.0		73.0	64.9	76	250	6.9						DZ
06/10/1970	1200	3.0		63.0	62.1	97	270	8.1						FG
06/10/1970	0900	10.5		60.1	59.0	96	0	0.0						FG
06/10/1970	0600	5.0		64.9	64.0	97	0	0.0						FG
06/10/1970	0300	5.0		69.1	69.1	100	0	0.0						DZ
06/10/1970	0000	8.0		78.1	70.0	76	0	0.0
06/09/1970	2100	10.0		79.0	68.0	69	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/09/1970	1800	10.0		84.9	63.0	48	120	9.2						TSRA
06/09/1970	1500	5.0		78.1	66.9	69	250	10.4						DZ	CLR
06/09/1970	1200	0.1		64.0	64.0	100	290	6.9						FG
06/09/1970	0900	2.0		64.0	64.0	100	0	0.0						FG
06/09/1970	0600	5.0		66.0	66.0	100	0	0.0						FG	CLR
06/09/1970	0300	8.0		70.0	68.0	94	350	4.6							CLR
06/09/1970	0000	9.0		80.1	64.9	60	80	8.1
06/08/1970	2100	8.0		82.9	66.0	57	140	12.7
06/08/1970	1800	9.0		80.1	64.0	58	140	4.6							CLR
06/08/1970	1500	10.0		69.1	57.9	68	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/08/1970	1200	10.0		57.9	55.0	90	300	4.6							CLR
06/08/1970	0900	10.0		54.0	52.0	93	300	4.6							CLR
06/08/1970	0600	10.0		55.9	53.1	90	20	4.6							CLR
06/08/1970	0300	10.0		63.0	55.0	75	360	8.1
06/08/1970	0000	15.0		71.1	50.0	47	210	6.9
06/07/1970	2100	15.0		73.9	50.0	43	260	4.6
06/07/1970	1800	15.0		72.0	48.0	43	220	9.2
06/07/1970	1500	15.0		66.0	52.0	61	260	5.8
06/07/1970	1200	15.0		55.0	52.0	89	280	9.2							CLR
06/07/1970	0900	15.0		46.9	46.0	97	310	4.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/07/1970	0600	15.0		51.1	50.0	96	0	0.0							CLR
06/07/1970	0300	15.0		57.9	55.0	90	250	3.5							CLR
06/07/1970	0000	15.0		64.0	46.9	54	350	9.2
06/06/1970	2100	15.0		66.9	46.9	49	350	15.0
06/06/1970	1800	15.0		64.9	46.9	52	350	12.7
06/06/1970	1500	15.0		63.0	51.1	65	350	10.4
06/06/1970	1200	15.0		60.1	53.1	78	300	9.2
06/06/1970	0900	10.0		60.1	60.1	100	300	9.2
06/06/1970	0600	3.0		64.0	64.0	100	340	4.6						FG
06/06/1970	0300	2.0		68.0	66.9	96	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/06/1970	0000	3.0		70.0	66.9	90	120	3.5						DZ
06/05/1970	2100	3.0		70.0	68.0	94	130	4.6						DZ
06/05/1970	1800	3.0		70.0	66.9	90	120	9.2						DZ
06/05/1970	1500	5.5		64.9	64.0	97	0	0.0						FG
06/05/1970	1200	5.5		61.0	61.0	100	140	6.9						-RA FG
06/05/1970	0900	4.0		62.1	62.1	100	70	5.8						-SHRA FG
06/05/1970	0600	7.0		62.1	61.0	96	0	0.0
06/05/1970	0300	10.0		64.0	60.1	87	110	5.8						-SHRA
06/05/1970	0000	15.0		64.9	57.0	76	180	8.1
06/04/1970	2100	15.0		66.0	53.1	63	90	4.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/04/1970	1800	15.0		66.0	54.0	65	180	5.8
06/04/1970	1500	15.0		63.0	51.1	65	190	4.6
06/04/1970	1200	15.0		59.0	51.1	75	0	0.0						-SHRA
06/04/1970	0900	10.0		60.1	53.1	78	0	0.0
06/04/1970	0600	10.0		60.1	54.0	80	320	5.8
06/04/1970	0300	10.0		61.0	55.9	84	350	5.8						-SHRA
06/04/1970	0000	15.0		64.9	61.0	87	320	11.5
06/03/1970	2100	15.0		77.0	70.0	79	10	17.3
06/03/1970	1800	10.0		80.1	66.9	64	220	13.8
06/03/1970	1500	9.0		78.1	68.0	71	260	6.9
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/03/1970	1200	1.0		68.0	68.0	100	0	0.0						FG
06/03/1970	0900	4.0		66.9	66.9	100	0	0.0						FG
06/03/1970	0600	7.0		71.1	70.0	96	30	5.8
06/03/1970	0300	10.0		72.0	70.0	94	0	0.0
06/03/1970	0000	10.0		81.0	69.1	67	160	18.4
06/02/1970	2100	10.0		86.0	69.1	57	130	9.2
06/02/1970	1800	8.0		84.0	70.0	63	140	13.8
06/02/1970	1500	7.0		77.0	70.0	79	130	5.8
06/02/1970	1200	6.0		71.1	68.0	90	130	3.5						FG
06/02/1970	0900	7.0		64.9	64.0	97	70	5.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/02/1970	0600	8.0		68.0	66.0	93	0	0.0
06/02/1970	0300	8.0		73.0	68.0	84	90	9.2
06/02/1970	0000	8.0		80.1	68.0	67	300	3.5
06/01/1970	2100	10.0		82.0	68.0	63	130	9.2
06/01/1970	1800	10.0		81.0	66.9	63	140	10.4
06/01/1970	1500	10.0		75.9	66.0	72	40	5.8
06/01/1970	1200	7.0		64.9	62.1	90	60	3.5
06/01/1970	0900	10.0		61.0	61.0	100	0	0.0							CLR
06/01/1970	0600	10.0		64.0	63.0	96	0	0.0							CLR
06/01/1970	0300	10.0		71.1	64.9	81	70	8.1							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
06/01/1970	0000	10.0		75.9	64.9	69	170	15.0

Mailing Address:

Pennsylvania State Climatologist
503 Walker Building
University Park, PA 16802

Online:

Data Request Form

E-mail:

psc@meteo.psu.edu

Phone:

814-865-8732