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

Bradford

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
04/30/1977	2100	25.0		61.0	25.0	25	270	3.5							CLR
04/30/1977	1800	25.0		57.9	21.9	24	310	11.5							CLR
04/30/1977	1500	25.0		50.0	28.9	44	270	5.8							CLR
04/30/1977	1200	25.0		32.0	26.1	78	0	0.0							CLR
04/30/1977	0900	10.0		23.0	18.0	80	0	0.0							CLR
04/30/1977	0600	10.0		25.0	19.9	80	150	4.6							CLR
04/30/1977	0300	10.0		34.0	17.1	49	250	3.5							CLR
04/30/1977	0000	25.0		41.0	18.0	39	300	9.2
04/29/1977	2100	25.0		46.9	19.9	33	310	11.5							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/29/1977	1800	25.0		44.1	19.9	37	300	9.2							CLR
04/29/1977	1500	25.0		36.0	16.0	43	290	9.2							CLR
04/29/1977	1200	20.0		24.1	18.0	77	310	4.6							CLR
04/29/1977	0900	15.0		19.9	16.0	84	0	0.0							CLR
04/29/1977	0600	15.0		26.1	18.0	71	340	6.9							CLR
04/29/1977	0300	15.0		27.0	17.1	65	330	3.5							CLR
04/29/1977	0000	15.0		33.1	18.0	53	10	10.4
04/28/1977	2100	20.0		37.0	21.9	53	340	9.2
04/28/1977	1800	20.0		39.9	26.1	57	320	9.2
04/28/1977	1500	10.0		35.1	30.0	81	330	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/28/1977	1200	7.0		44.1	37.9	78	280	10.4
04/28/1977	0900	10.0		53.1	39.0	58	250	11.5
04/28/1977	0600	10.0		52.0	34.0	50	210	9.2							CLR
04/28/1977	0300	20.0		52.0	30.0	42	230	8.1							CLR
04/28/1977	0000	20.0		55.0	30.0	38	210	6.9
04/27/1977	2100	20.0		57.0	32.0	38	260	9.2
04/27/1977	1800	20.0		52.0	30.9	44	230	13.8
04/27/1977	1500	20.0		46.0	33.1	60	210	9.2
04/27/1977	1200	4.0		28.9	28.0	96	0	0.0						FG	CLR
04/27/1977	0900	0.2		28.9	28.9	100	240	4.6						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/27/1977	0600	0.2		27.0	27.0	100	0	0.0						FG
04/27/1977	0300	10.0		32.0	30.9	95	240	3.5
04/27/1977	0000	7.0		37.0	34.0	88	350	10.4						-SHRA
04/26/1977	2100	15.0		43.0	33.1	67	250	9.2						-RA
04/26/1977	1800	10.0		41.0	30.0	64	220	5.8
04/26/1977	1500	7.0		36.0	34.0	92	240	5.8
04/26/1977	1200	0.1		30.9	30.9	100	190	4.6						FG
04/26/1977	0900	0.5		30.0	30.0	100	120	3.5						FG
04/26/1977	0600	0.7		33.1	33.1	100	0	0.0						FG
04/26/1977	0300	5.0		36.0	35.1	96	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/26/1977	0000	6.0		39.0	36.0	88	0	0.0						-SHRA FG
04/25/1977	2100	15.0		42.1	35.1	76	350	5.8
04/25/1977	1800	10.0		39.0	33.1	79	290	5.8
04/25/1977	1500	10.0		36.0	32.0	85	340	5.8
04/25/1977	1200	10.0		34.0	32.0	92	340	5.8						-SHRA
04/25/1977	0900	10.0		35.1	33.1	92	330	3.5
04/25/1977	0600	6.0		37.0	34.0	88	300	3.5						FG
04/25/1977	0300	3.0		37.0	35.1	92	310	8.1						FG
04/25/1977	0000	6.0		39.0	37.0	92	330	8.1						FG
04/24/1977	2100	3.0		41.0	39.9	95	330	10.4						-DZ FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/24/1977	1800	2.0		44.1	42.1	92	340	6.9						-DZ FG
04/24/1977	1500	0.5		43.0	42.1	96	360	6.9						-DZ FG
04/24/1977	1200	0.1		43.0	43.0	100	40	4.6						-DZ FG
04/24/1977	0900	0.5		43.0	42.1	96	40	3.5						FG
04/24/1977	0600	0.0		44.1	43.0	96	50	5.8						FG
04/24/1977	0300	2.0		45.0	43.0	92	30	5.8						-RA FG
04/24/1977	0000	5.0		57.9	55.0	90	140	4.6						FG
04/23/1977	2100	3.0		57.9	55.9	93	220	10.4						-RA FG
04/23/1977	1800	5.0		61.0	57.0	86	170	5.8						-RA FG
04/23/1977	1500	2.0		57.9	55.0	90	180	5.8						-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/23/1977	1200	2.0		57.9	55.0	90	230	3.5						-RA FG
04/23/1977	0900	5.5		57.0	54.0	89	210	3.5						-RA FG
04/23/1977	0600	3.0		57.0	55.0	93	240	4.6						-RA FG
04/23/1977	0300	2.0		57.9	55.9	93	220	8.1						-SHRA FG
04/23/1977	0000	4.0		60.1	55.9	86	240	5.8						-SHRA DZ
04/22/1977	2100	6.0		64.9	52.0	62	230	9.2						DZ
04/22/1977	1800	7.0		66.0	52.0	60	260	11.5						-SHRA
04/22/1977	1500	7.0		64.0	52.0	64	230	6.9
04/22/1977	1200	7.0		55.0	52.0	89	120	4.6
04/22/1977	0900	7.0		61.0	52.0	72	280	4.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/22/1977	0600	7.0		64.0	52.0	64	150	5.8
04/22/1977	0300	6.0		68.0	50.0	52	150	9.2						DZ
04/22/1977	0000	6.0		73.0	48.0	41	190	4.6						DZ
04/21/1977	2100	5.0		78.1	48.0	34	230	13.8						DZ
04/21/1977	1800	7.0		75.9	50.0	40	230	11.5
04/21/1977	1500	7.0		64.9	45.0	48	190	11.5
04/21/1977	1200	10.0		55.0	39.0	54	140	6.9
04/21/1977	0900	10.0		55.0	37.9	52	140	6.9
04/21/1977	0600	7.0		57.0	37.9	48	160	5.8						-RA
04/21/1977	0300	6.0		59.0	37.9	45	140	6.9						DZ
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/21/1977	0000	4.0		64.0	39.0	39	140	9.2						DZ
04/20/1977	2100	7.0		70.0	45.0	40	160	8.1
04/20/1977	1800	10.0		66.9	44.1	43	160	9.2
04/20/1977	1500	10.0		62.1	46.0	55	140	8.1
04/20/1977	1200	7.0		55.0	48.0	77	140	5.8
04/20/1977	0900	7.0		55.9	46.9	71	160	6.9
04/20/1977	0600	7.0		57.9	48.0	69	180	4.6
04/20/1977	0300	7.0		60.1	48.0	64	120	4.6
04/20/1977	0000	7.0		69.1	46.9	45	150	5.8
04/19/1977	2100	10.0		78.1	42.1	27	300	10.4
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/19/1977	1800	8.0		72.0	48.9	44	20	4.6
04/19/1977	1500	7.0		63.0	50.0	62	0	0.0
04/19/1977	1200	4.0		51.1	48.9	92	130	3.5						-SHRA FG
04/19/1977	0900	7.0		50.0	48.0	92	110	3.5
04/19/1977	0600	15.0		51.1	45.0	79	0	0.0
04/19/1977	0300	20.0		52.0	44.1	74	0	0.0
04/19/1977	0000	20.0		55.9	44.1	64	250	5.8
04/18/1977	2100	20.0		59.0	42.1	53	230	8.1
04/18/1977	1800	20.0		61.0	30.9	32	300	5.8						-SHRA
04/18/1977	1500	25.0		60.1	28.0	29	50	4.6
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/18/1977	1200	15.0		34.0	25.0	69	120	4.6
04/18/1977	0900	15.0		36.0	24.1	61	0	0.0							CLR
04/18/1977	0600	15.0		39.9	26.1	57	0	0.0							CLR
04/18/1977	0300	15.0		48.0	27.0	43	40	4.6							CLR
04/18/1977	0000	25.0		57.0	26.1	30	10	5.8							CLR
04/17/1977	2100	25.0		64.0	26.1	23	40	5.8
04/17/1977	1800	25.0		62.1	26.1	25	360	11.5
04/17/1977	1500	15.0		57.0	21.0	24	40	9.2
04/17/1977	1200	15.0		33.1	24.1	69	0	0.0
04/17/1977	0900	15.0		30.0	21.9	71	0	0.0							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/17/1977	0600	15.0		34.0	19.9	56	0	0.0							CLR
04/17/1977	0300	15.0		39.0	17.1	40	0	0.0							CLR
04/17/1977	0000	25.0		50.0	16.0	25	350	5.8
04/16/1977	2100	25.0		61.0	14.0	15	310	10.4
04/16/1977	1800	25.0		60.1	14.0	16	360	6.9
04/16/1977	1500	25.0		53.1	21.9	29	10	8.1							CLR
04/16/1977	1200	25.0		30.9	24.1	75	0	0.0
04/16/1977	0900	15.0		30.0	21.9	71	0	0.0							CLR
04/16/1977	0600	15.0		33.1	21.9	63	0	0.0							CLR
04/16/1977	0300	15.0		41.0	19.9	42	0	0.0							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/16/1977	0000	25.0		50.0	21.0	31	320	5.8
04/15/1977	2100	25.0		59.0	16.0	18	300	13.8
04/15/1977	1800	25.0		59.0	19.0	20	360	11.5
04/15/1977	1500	25.0		50.0	23.0	34	180	3.5
04/15/1977	1200	25.0		34.0	24.1	66	0	0.0							CLR
04/15/1977	0900	15.0		28.9	19.0	66	0	0.0							CLR
04/15/1977	0600	15.0		32.0	19.0	58	0	0.0							CLR
04/15/1977	0300	15.0		39.9	19.0	42	20	5.8							CLR
04/15/1977	0000	25.0		50.0	16.0	25	340	8.1							CLR
04/14/1977	2100	25.0		55.9	14.0	18	350	8.1							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/14/1977	1800	25.0		55.9	19.0	23	320	10.4							CLR
04/14/1977	1500	25.0		50.0	25.0	37	360	12.7							CLR
04/14/1977	1200	10.0		41.0	35.1	79	340	5.8
04/14/1977	0900	7.0		43.0	36.0	76	360	5.8							CLR
04/14/1977	0600	6.0		51.1	45.0	79	320	9.2						DZ
04/14/1977	0300	10.0		59.0	44.1	57	300	11.5
04/14/1977	0000	15.0		72.0	37.9	29	270	11.5
04/13/1977	2100	15.0		75.0	39.0	27	270	11.5
04/13/1977	1800	25.0		75.9	39.9	27	260	11.5
04/13/1977	1500	25.0		71.1	41.0	33	270	11.5							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/13/1977	1200	15.0		54.0	39.0	56	230	5.8
04/13/1977	0900	15.0		53.1	36.0	52	230	5.8							CLR
04/13/1977	0600	15.0		53.1	35.1	50	230	5.8							CLR
04/13/1977	0300	15.0		62.1	35.1	36	250	5.8							CLR
04/13/1977	0000	25.0		71.1	34.0	25	310	8.1							CLR
04/12/1977	2100	25.0		75.9	33.1	20	280	13.8							CLR
04/12/1977	1800	25.0		77.0	36.0	22	300	13.8
04/12/1977	1500	25.0		72.0	39.9	31	290	11.5							CLR
04/12/1977	1200	20.0		62.1	41.0	45	250	8.1
04/12/1977	0900	15.0		64.0	39.9	41	290	10.4							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/12/1977	0600	15.0		66.0	41.0	40	250	9.2							CLR
04/12/1977	0300	15.0		70.0	39.9	33	250	9.2							CLR
04/12/1977	0000	20.0		73.9	39.9	29	260	9.2							CLR
04/11/1977	2100	25.0		78.1	39.9	25	280	13.8							CLR
04/11/1977	1800	25.0		77.0	41.0	27	240	13.8							CLR
04/11/1977	1500	25.0		64.9	42.1	43	240	11.5							CLR
04/11/1977	1200	25.0		48.9	35.1	58	230	5.8
04/11/1977	0900	15.0		46.0	30.0	53	220	4.6							CLR
04/11/1977	0600	15.0		42.1	25.0	50	120	3.5							CLR
04/11/1977	0300	15.0		41.0	26.1	54	120	5.8							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/11/1977	0000	20.0		50.0	21.9	32	210	4.6
04/10/1977	2100	20.0		52.0	23.0	31	230	11.5
04/10/1977	1800	20.0		51.1	19.9	29	240	10.4
04/10/1977	1500	20.0		43.0	19.0	37	230	9.2
04/10/1977	1200	15.0		25.0	16.0	68	0	0.0
04/10/1977	0900	15.0		25.0	12.9	59	0	0.0							CLR
04/10/1977	0600	15.0		27.0	12.9	54	0	0.0							CLR
04/10/1977	0300	15.0		30.9	15.1	51	280	5.8							CLR
04/10/1977	0000	15.0		35.1	14.0	41	300	8.1							CLR
04/09/1977	2100	25.0		37.9	17.1	42	300	16.1
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/09/1977	1800	25.0		33.1	14.0	44	310	11.5							CLR
04/09/1977	1500	10.0		25.0	12.0	57	310	6.9
04/09/1977	1200	15.0		12.9	6.1	73	250	3.5							CLR
04/09/1977	0900	15.0		10.9	6.1	80	240	3.5							CLR
04/09/1977	0600	15.0		17.1	6.1	61	310	8.1							CLR
04/09/1977	0300	15.0		19.0	7.0	58	300	5.8						-SHSN
04/09/1977	0000	25.0		19.9	5.0	51	310	9.2							CLR
04/08/1977	2100	25.0		25.0	5.0	41	320	8.1							CLR
04/08/1977	1800	25.0		24.1	5.0	43	330	13.8
04/08/1977	1500	15.0		21.9	5.0	47	300	13.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/08/1977	1200	3.0		19.9	10.9	67	310	13.8						-SHSN
04/08/1977	0900	6.0		24.1	12.9	61	320	13.8						-SHSN
04/08/1977	0600	3.0		30.0	21.9	71	320	11.5						-SHSN
04/08/1977	0300	1.0		34.0	28.9	81	210	9.2						FG
04/08/1977	0000	1.0		33.1	27.0	77	210	6.9						-SHSN
04/07/1977	2100	1.0		35.1	23.0	61	220	11.5						-SHSN
04/07/1977	1800	5.0		34.0	18.0	51	230	11.5						-SHSN
04/07/1977	1500	15.0		28.0	12.0	50	200	9.2
04/07/1977	1200	15.0		18.0	12.9	80	220	5.8
04/07/1977	0900	10.0		21.0	14.0	73	260	5.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/07/1977	0600	4.0		21.9	16.0	77	270	9.2						-SHSN
04/07/1977	0300	1.0		21.9	16.0	77	280	6.9						-SHSN
04/07/1977	0000	3.0		23.0	10.9	59	280	11.5						-SHSN
04/06/1977	2100	7.0		28.9	15.1	55	270	12.7
04/06/1977	1800	1.0		30.0	18.0	60	290	12.7						-SHSN
04/06/1977	1500	0.5		26.1	19.9	77	300	6.9						SHSN
04/06/1977	1200	1.0		27.0	21.9	81	290	5.8						-SHSN
04/06/1977	0900	2.0		28.0	21.0	74	250	11.5						-SHSN
04/06/1977	0600	5.0		28.9	19.0	66	290	13.8						-SHSN
04/06/1977	0300	5.5		28.9	21.9	74	270	9.2						-SHSN
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/06/1977	0000	5.0		33.1	26.1	75	240	9.2						-SHSN
04/05/1977	2100	0.7		39.9	30.0	67	240	20.7						-SHSN
04/05/1977	1800	20.0		46.0	30.0	53	240	11.5
04/05/1977	1500	10.0		42.1	35.1	76	240	13.8
04/05/1977	1200	3.0		45.0	39.0	79	190	8.1						-SHRA
04/05/1977	0900	10.5		41.0	37.0	85	150	11.5						-RA FG
04/05/1977	0600	10.0		41.0	35.1	79	140	9.2						-RA
04/05/1977	0300	7.0		39.0	34.0	81	140	16.1						-RA
04/05/1977	0000	7.0		37.9	32.0	78	160	16.1
04/04/1977	2100	3.0		35.1	30.0	81	130	13.8						-DZ FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/04/1977	1800	7.0		37.0	30.0	75	130	15.0						-SHRA
04/04/1977	1500	10.0		36.0	23.0	58	130	9.2						-SHRA
04/04/1977	1200	15.0		35.1	10.9	36	130	13.8
04/04/1977	0900	10.0		33.1	10.0	37	100	6.9
04/04/1977	0600	10.0		34.0	18.0	51	90	6.9
04/04/1977	0300	20.0		36.0	19.9	51	60	5.8
04/04/1977	0000	20.0		42.1	19.9	40	40	8.1
04/03/1977	2100	25.0		46.9	19.0	32	340	12.7							CLR
04/03/1977	1800	25.0		44.1	25.0	46	300	11.5							CLR
04/03/1977	1500	15.0		36.0	28.0	72	300	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/03/1977	1200	7.0		39.9	34.0	79	300	11.5
04/03/1977	0900	15.0		52.0	39.9	63	250	13.8
04/03/1977	0600	7.0		61.0	54.0	77	230	11.5
04/03/1977	0300	3.0		55.9	52.0	86	140	11.5						-RA FG
04/03/1977	0000	7.0		48.9	45.0	86	140	9.2
04/02/1977	2100	5.0		48.9	44.1	83	170	6.9						-SHRA
04/02/1977	1800	15.0		45.0	39.9	82	180	6.9						-DZ
04/02/1977	1500	7.0		43.0	37.0	79	130	12.7						-SHRA
04/02/1977	1200	5.0		44.1	28.9	55	130	15.0						-SHRA
04/02/1977	0900	15.0		44.1	24.1	45	130	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/02/1977	0600	15.0		43.0	21.0	41	130	9.2							CLR
04/02/1977	0300	15.0		42.1	18.0	37	120	5.8
04/02/1977	0000	20.0		46.9	16.0	28	180	4.6
04/01/1977	2100	25.0		48.0	19.0	31	230	5.8
04/01/1977	1800	25.0		46.0	15.1	28	320	6.9
04/01/1977	1500	25.0		36.0	15.1	41	20	5.8							CLR
04/01/1977	1200	25.0		28.0	21.0	74	320	4.6							CLR
04/01/1977	0900	7.0		28.9	21.9	74	320	5.8							CLR
04/01/1977	0600	7.0		34.0	27.0	75	300	11.5						-SHSN
04/01/1977	0300	6.0		36.0	30.0	78	290	10.4						-SHSN
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
04/01/1977	0000	10.0		37.0	28.0	69	280	9.2						-SHRA

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