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
03/31/1970	2100	6.0		42.1	33.1	70	140	6.9						DZ	CLR
03/31/1970	1800	4.0		37.0	34.0	89	0	0.0						-SN FG
03/31/1970	1500	1.0		34.0	33.1	97	0	0.0				0.01		-SN FG
03/31/1970	1200	10.5		32.0	30.9	96	90	9.2						-SN FG
03/31/1970	0900	10.0		32.0	28.9	88	130	11.5
03/31/1970	0600	10.0		35.1	27.0	72	80	5.8
03/31/1970	0300	15.0		33.1	25.0	72	160	13.8
03/31/1970	0000	15.0		33.1	18.0	53	140	13.8
03/30/1970	2100	15.0		36.0	16.0	44	130	4.6							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/30/1970	1800	15.0		34.0	12.9	41	70	9.2
03/30/1970	1500	15.0		27.0	8.1	44	20	4.6							CLR
03/30/1970	1200	15.0		14.0	7.0	73	320	5.8
03/30/1970	0900	10.0		6.1	6.1	100	300	5.8
03/30/1970	0600	10.0		10.0	10.0	100	240	6.9							CLR
03/30/1970	0300	15.0		18.0	15.1	88	280	9.2							CLR
03/30/1970	0000	15.0		21.0	16.0	81	340	4.6							CLR
03/29/1970	2100	0.5		21.9	21.9	100	300	11.5						-SN FG
03/29/1970	1800	0.3		24.1	24.1	100	300	8.1				0.10		+SN FG
03/29/1970	1500	0.5		25.0	24.1	96	350	5.8				0.02		-SN FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/29/1970	1200	10.0		30.0	24.1	78	360	11.5				0.01		-SN
03/29/1970	0900	15.0		32.0	24.1	72	20	4.6
03/29/1970	0600	15.0		35.1	30.9	85	10	11.5
03/29/1970	0300	15.0		46.0	34.0	63	320	13.8
03/29/1970	0000	15.0		48.9	33.1	54	290	5.8
03/28/1970	2100	15.0		55.0	28.9	37	220	11.5
03/28/1970	1800	15.0		54.0	26.1	34	160	11.5
03/28/1970	1500	10.0		48.0	28.9	47	130	17.3
03/28/1970	1200	10.0		33.1	27.0	78	360	5.8
03/28/1970	0900	10.0		24.1	23.0	96	0	0.0							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/28/1970	0600	10.0		27.0	26.1	96	0	0.0							CLR
03/28/1970	0300	15.0		32.0	28.0	85	0	0.0
03/28/1970	0000	15.0		41.0	24.1	51	300	6.9
03/27/1970	2100	15.0		45.0	24.1	44	290	16.1
03/27/1970	1800	15.0		50.0	21.0	32	280	11.5
03/27/1970	1500	15.0		46.9	24.1	40	260	16.1
03/27/1970	1200	15.0		39.9	28.9	65	260	16.1
03/27/1970	0900	10.0		35.1	28.0	75	270	17.3
03/27/1970	0600	10.0		37.9	28.9	70	280	17.3
03/27/1970	0300	10.0		39.9	33.1	76	250	23.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/27/1970	0000	10.0		43.0	42.1	97	270	11.5						-SHRA
03/26/1970	2100	7.0		54.0	53.1	97	100	13.8						-SHRA
03/26/1970	1800	10.0		55.0	48.9	80	120	13.8
03/26/1970	1500	15.0		52.0	41.0	66	70	13.8
03/26/1970	1200	15.0		48.9	33.1	54	110	16.1
03/26/1970	0900	10.0		48.0	32.0	54	100	16.1
03/26/1970	0600	10.0		42.1	36.0	79	80	11.5
03/26/1970	0300	10.0		39.9	36.0	86	0	0.0
03/26/1970	0000	10.0		45.0	34.0	65	0	0.0
03/25/1970	2100	10.0		48.0	30.9	51	260	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/25/1970	1800	10.0		51.1	32.0	48	270	6.9
03/25/1970	1500	10.0		43.0	34.0	70	270	11.5
03/25/1970	1200	8.0		37.0	34.0	89	290	8.1
03/25/1970	0900	8.0		39.0	34.0	82	280	9.2
03/25/1970	0600	8.0		39.0	34.0	82	280	10.4
03/25/1970	0300	9.0		39.0	35.1	86	260	8.1
03/25/1970	0000	10.0		39.9	33.1	76	260	12.7
03/24/1970	2100	10.0		46.0	36.0	68	240	17.3
03/24/1970	1800	7.0		39.9	36.0	86	260	13.8						-SHRA
03/24/1970	1500	8.0		43.0	35.1	73	270	12.7
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/24/1970	1200	7.0		39.0	36.0	89	240	5.8
03/24/1970	0900	7.0		35.1	33.1	92	270	11.5
03/24/1970	0600	8.0		37.9	34.0	86	260	11.5
03/24/1970	0300	8.0		39.0	34.0	82	260	13.8
03/24/1970	0000	8.0		37.0	33.1	85	260	15.0
03/23/1970	2100	10.0		41.0	32.0	70	250	15.0
03/23/1970	1800	6.0		45.0	37.9	76	250	19.6						DZ
03/23/1970	1500	4.0		37.0	36.0	96	240	9.2						FG
03/23/1970	1200	4.0		36.0	36.0	100	0	0.0						FG
03/23/1970	0900	1.0		37.9	37.0	97	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/23/1970	0600	1.0		35.1	35.1	100	280	5.8						FG
03/23/1970	0300	0.5		33.1	33.1	100	0	0.0				0.02		-SN FG
03/23/1970	0000	0.5		33.1	33.1	100	0	0.0				0.10		-SN FG
03/22/1970	2100	0.8		34.0	34.0	100	30	4.6				0.06		-SN FG
03/22/1970	1800	4.0		39.9	34.0	79	120	17.3
03/22/1970	1500	8.0		39.9	30.9	70	60	13.8
03/22/1970	1200	7.0		34.0	30.9	88	60	3.5
03/22/1970	0900	7.0		32.0	32.0	100	360	3.5
03/22/1970	0600	8.0		32.0	32.0	100	0	0.0
03/22/1970	0300	10.0		30.0	28.0	92	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/22/1970	0000	10.0		37.9	30.9	76	290	5.8
03/21/1970	2100	15.0		43.0	32.0	65	280	13.8
03/21/1970	1800	15.0		46.0	30.9	55	290	16.1
03/21/1970	1500	15.0		42.1	35.1	76	260	11.5
03/21/1970	1200	8.0		39.0	32.0	76	260	11.5
03/21/1970	0900	7.0		39.0	35.1	86	280	16.1
03/21/1970	0600	2.0		36.0	36.0	100	30	4.6						FG
03/21/1970	0300	2.0		37.9	37.9	100	180	5.8						-DZ FG
03/21/1970	0000	5.5		37.0	37.0	100	70	11.5						-DZ FG
03/20/1970	2100	5.5		37.9	37.9	100	110	13.8				0.03		-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/20/1970	1800	3.0		39.9	37.9	93	120	13.8				0.05		-RA FG
03/20/1970	1500	10.5		42.1	37.0	82	80	17.3				0.04
03/20/1970	1200	3.0		32.0	30.0	92	0	0.0
03/20/1970	0900	10.5		28.0	27.0	96	0	0.0						FG
03/20/1970	0600	7.0		28.0	27.0	96	0	0.0							CLR
03/20/1970	0300	8.0		30.0	30.0	100	0	0.0							CLR
03/20/1970	0000	10.0		37.9	35.1	89	0	0.0				0.02			CLR
03/19/1970	2100	8.0		42.1	37.9	85	260	6.9
03/19/1970	1800	4.0		41.0	39.0	93	240	6.9						FG
03/19/1970	1500	5.5		39.9	37.9	93	230	4.6						-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/19/1970	1200	0.5		36.0	36.0	100	0	0.0
03/19/1970	0900	0.0		36.0	36.0	100	0	0.0						FG
03/19/1970	0600	0.5		37.0	37.0	100	250	3.5						FG
03/19/1970	0300	5.5		37.0	37.0	100	40	6.9						-DZ FG
03/19/1970	0000	5.5		36.0	36.0	100	70	6.9
03/18/1970	2100	10.5		37.9	37.0	97	70	11.5
03/18/1970	1800	3.0		37.0	36.0	96	60	11.5						-SN FG
03/18/1970	1500	4.0		36.0	33.1	89	50	11.5						FG
03/18/1970	1200	5.5		33.1	33.1	100	90	11.5						-SN FG
03/18/1970	0900	10.0		35.1	28.0	75	0	0.0						-SN
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/18/1970	0600	10.0		30.9	28.0	89	0	0.0
03/18/1970	0300	10.0		30.9	27.0	85	10	4.6
03/18/1970	0000	10.0		37.9	23.0	55	10	5.8
03/17/1970	2100	10.0		44.1	19.9	38	0	0.0
03/17/1970	1800	10.0		37.0	19.9	50	250	10.4
03/17/1970	1500	8.0		30.0	21.0	69	250	11.5
03/17/1970	1200	8.0		19.0	16.0	88	300	10.4
03/17/1970	0900	10.0		19.9	18.0	92	270	10.4							CLR
03/17/1970	0600	15.0		21.9	17.1	81	280	11.5							CLR
03/17/1970	0300	15.0		25.0	18.0	74	270	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/17/1970	0000	15.0		30.0	17.1	58	270	11.5
03/16/1970	2100	15.0		34.0	17.1	49	280	15.0
03/16/1970	1800	10.0		30.9	19.0	61	260	15.0
03/16/1970	1500	15.0		26.1	15.1	63	290	16.1
03/16/1970	1200	10.0		18.0	15.1	88	280	12.7
03/16/1970	0900	8.0		8.1	7.0	95	320	5.8
03/16/1970	0600	8.0		15.1	14.0	95	350	5.8
03/16/1970	0300	8.0		19.9	19.0	96	290	6.9
03/16/1970	0000	7.0		23.0	19.9	88	260	8.1
03/15/1970	2100	15.0		33.1	18.0	53	240	15.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/15/1970	1800	9.0		30.0	19.0	63	290	10.4
03/15/1970	1500	6.0		28.0	17.1	63	0	0.0						DZ
03/15/1970	1200	7.0		8.1	8.1	100	320	5.8
03/15/1970	0900	10.0		7.0	7.0	100	0	0.0							CLR
03/15/1970	0600	10.0		17.1	16.0	95	250	11.5							CLR
03/15/1970	0300	10.0		21.9	19.0	88	270	9.2
03/15/1970	0000	5.5		26.1	21.9	84	260	15.0						-SHSN
03/14/1970	2100	7.0		34.0	19.9	56	270	16.1						-SHSN
03/14/1970	1800	5.0		30.0	28.0	92	250	15.0						-SN
03/14/1970	1500	15.0		30.9	19.9	63	250	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/14/1970	1200	15.0		24.1	19.0	81	310	4.6
03/14/1970	0900	10.0		28.9	17.1	61	290	11.5
03/14/1970	0600	15.0		30.9	23.0	72	280	11.5
03/14/1970	0300	15.0		33.1	21.9	63	270	9.2
03/14/1970	0000	15.0		36.0	23.0	59	350	10.4
03/13/1970	2100	15.0		37.0	26.1	64	340	9.2
03/13/1970	1800	15.0		42.1	27.0	55	320	13.8
03/13/1970	1500	9.0		34.0	26.1	72	320	12.7
03/13/1970	1200	9.0		30.0	30.0	100	230	8.1						-SN
03/13/1970	0900	0.5		30.0	30.0	100	250	6.9				0.02		-SN FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/13/1970	0600	1.0		30.9	30.9	100	240	4.6				0.02		-SN FG
03/13/1970	0300	1.0		30.0	30.0	100	0	0.0				0.03
03/13/1970	0000	5.5		28.9	28.9	100	300	5.8						-SN FG
03/12/1970	2100	0.5		28.9	28.0	96	100	3.5				0.07		SN
03/12/1970	1800	15.0		34.0	17.1	49	0	0.0
03/12/1970	1500	15.0		33.1	16.0	49	0	0.0
03/12/1970	1200	15.0		28.0	17.1	63	340	4.6
03/12/1970	0900	10.0		30.0	12.0	47	320	8.1
03/12/1970	0600	10.0		33.1	15.1	47	190	3.5
03/12/1970	0300	15.0		32.0	17.1	54	270	8.1							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/12/1970	0000	15.0		37.9	16.0	40	290	5.8							CLR
03/11/1970	2100	15.0		46.9	15.1	27	290	13.8							CLR
03/11/1970	1800	15.0		43.0	16.0	33	280	13.8							CLR
03/11/1970	1500	15.0		33.1	16.0	49	280	13.8							CLR
03/11/1970	1200	15.0		26.1	16.0	65	320	9.2							CLR
03/11/1970	0900	15.0		26.1	14.0	60	310	9.2
03/11/1970	0600	15.0		26.1	15.1	63	0	0.0							CLR
03/11/1970	0300	15.0		32.0	17.1	54	260	5.8
03/11/1970	0000	15.0		32.0	15.1	49	0	0.0							CLR
03/10/1970	2100	15.0		41.0	12.9	31	280	11.5							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/10/1970	1800	15.0		34.0	10.0	36	280	13.8
03/10/1970	1500	15.0		28.0	10.9	48	300	11.5
03/10/1970	1200	15.0		18.0	14.0	84	300	12.7
03/10/1970	0900	15.0		17.1	14.0	88	300	11.5							CLR
03/10/1970	0600	15.0		19.0	15.1	84	280	8.1							CLR
03/10/1970	0300	15.0		24.1	15.1	68	300	9.2							CLR
03/10/1970	0000	15.0		28.9	12.9	51	240	3.5							CLR
03/09/1970	2100	15.0		35.1	12.0	38	330	11.5							CLR
03/09/1970	1800	15.0		33.1	12.0	41	330	8.1							CLR
03/09/1970	1500	15.0		28.0	12.9	53	340	13.8							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/09/1970	1200	15.0		19.0	12.0	74	270	8.1
03/09/1970	0900	15.0		15.1	10.0	80	270	8.1							CLR
03/09/1970	0600	15.0		18.0	8.1	65	320	4.6							CLR
03/09/1970	0300	15.0		21.0	8.1	57	360	3.5
03/09/1970	0000	15.0		25.0	3.9	40	0	0.0
03/08/1970	2100	15.0		34.0	10.0	36	350	13.8
03/08/1970	1800	15.0		30.9	9.0	39	310	15.0							CLR
03/08/1970	1500	15.0		30.0	12.0	47	10	13.8							CLR
03/08/1970	1200	15.0		28.9	19.0	66	290	15.0
03/08/1970	0900	2.0		32.0	32.0	100	120	5.8						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/08/1970	0600	2.0		32.0	32.0	100	80	6.9						FG
03/08/1970	0300	7.0		36.0	35.1	97	100	6.9
03/08/1970	0000	7.0		37.9	34.0	86	140	5.8
03/07/1970	2100	10.0		46.0	28.9	51	260	11.5
03/07/1970	1800	6.0		48.0	28.0	46	290	8.1						DZ
03/07/1970	1500	6.0		34.0	30.0	85	220	4.6						DZ
03/07/1970	1200	8.0		28.9	27.0	92	0	0.0
03/07/1970	0900	10.0		23.0	21.0	92	270	3.5							CLR
03/07/1970	0600	10.0		26.1	24.1	92	330	3.5
03/07/1970	0300	10.0		28.9	27.0	92	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/07/1970	0000	15.0		37.9	24.1	57	0	0.0
03/06/1970	2100	15.0		42.1	24.1	49	340	9.2
03/06/1970	1800	15.0		41.0	26.1	55	340	9.2
03/06/1970	1500	9.0		37.0	27.0	67	320	5.8
03/06/1970	1200	10.0		33.1	30.0	88	310	4.6
03/06/1970	0900	10.0		34.0	28.0	79	320	11.5
03/06/1970	0600	10.0		34.0	28.0	79	350	11.5
03/06/1970	0300	10.0		36.0	30.0	79	310	16.1
03/06/1970	0000	10.0		37.9	30.9	76	350	9.2
03/05/1970	2100	15.0		42.1	34.0	73	330	15.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/05/1970	1800	15.0		43.0	37.0	79	300	16.1
03/05/1970	1500	10.5		37.9	37.9	100	270	9.2						FG
03/05/1970	1200	0.1		36.0	36.0	100	0	0.0						FG
03/05/1970	0900	5.5		37.0	37.0	100	80	5.8				0.01		FG
03/05/1970	0600	4.0		37.0	36.0	96	200	4.6						-RA FG
03/05/1970	0300	10.5		37.0	36.0	96	90	11.5						-RA FG
03/05/1970	0000	10.5		37.9	36.0	93	70	10.4				0.01		-RA FG
03/04/1970	2100	10.5		37.9	36.0	93	70	11.5				0.05		-RA FG
03/04/1970	1800	2.0		37.0	35.1	93	80	12.7				0.01		-RA FG
03/04/1970	1500	2.8		37.0	35.1	93	60	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/04/1970	1200	2.8		36.0	35.1	97	60	10.4						-DZ FG
03/04/1970	0900	10.5		34.0	33.1	97	120	8.1						FG
03/04/1970	0600	10.5		34.0	33.1	97	90	10.4						FG
03/04/1970	0300	4.0		35.1	30.9	85	80	9.2						DZ
03/04/1970	0000	5.0		36.0	30.0	79	70	11.5						DZ
03/03/1970	2100	5.0		36.0	30.0	79	90	11.5						DZ
03/03/1970	1800	3.0		37.9	30.0	73	90	11.5						DZ
03/03/1970	1500	4.0		39.0	30.0	70	100	15.0						DZ
03/03/1970	1200	4.0		37.9	34.0	86	120	11.5
03/03/1970	0900	6.0		35.1	32.0	89	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/03/1970	0600	6.0		35.1	32.0	89	0	0.0						DZ
03/03/1970	0300	6.0		37.0	32.0	82	0	0.0						DZ
03/03/1970	0000	6.0		39.9	33.1	76	360	8.1						DZ
03/02/1970	2100	6.0		45.0	33.1	63	0	0.0						DZ
03/02/1970	1800	8.0		42.1	27.0	55	240	5.8
03/02/1970	1500	8.0		39.0	28.0	64	0	0.0
03/02/1970	1200	8.0		37.0	30.0	76	30	4.6
03/02/1970	0900	7.0		37.0	26.1	64	90	5.8						-RA
03/02/1970	0600	7.0		37.0	24.1	59	80	6.9
03/02/1970	0300	7.0		39.9	23.0	50	120	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
03/02/1970	0000	7.0		39.9	23.0	50	120	8.1
03/01/1970	2100	7.0		37.9	21.9	52	10	5.8
03/01/1970	1800	8.0		34.0	21.0	59	170	4.6
03/01/1970	1500	7.0		28.0	19.0	69	20	3.5
03/01/1970	1200	10.0		17.1	15.1	92	360	4.6
03/01/1970	0900	10.0		17.1	15.1	92	350	4.6							CLR
03/01/1970	0600	10.0		21.0	18.0	88	0	0.0							CLR
03/01/1970	0300	15.0		26.1	19.0	74	0	0.0							CLR
03/01/1970	0000	15.0		32.0	16.0	51	320	6.9							CLR

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