Percent Possible Sunshine

Data through 1998	Years	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
BIRMINGHAM C.O.,AL	10	48	48	62	61	64	63	60	62	57	63	49	52	57
BIRMINGHAM AP,AL	34	42	50	54	63	66	65	59	63	61	66	55	46	58
MONTGOMERY, AL	45	47	52	59	65	63	62	61	63	62	64	55	49	58
ANCHORAGE, AK	40	34	42	50	50	50	46	43	39	38	36	32	27	41
JUNEAU, AK	33	32	32	37	39	39	34	31	32	26	19	23	20	30
NOME, AK	40	40	55	54	54	50	43	37	32	36	34	31	34	42
FLAGSTAFF, AZ	15	77	73	76	82	88	86	75	76	81	79	75	73	78
PHOENIX, AZ	100	78	80	84	89	93	94	85	85	89	88	83	77	85
TUCSON, AZ	51	80	82	86	90	92	93	78	80	87	88	84	79	85
YUMA, AZ	42	84	87	90	94	95	97	91	91	93	92	87	82	90
FORT SMITH, AR	51	50	55	56	60	62	69	73	72	66	65	54	50	61
LITTLE ROCK, AR	32	46	54	57	62	68	73	71	73	68	69	56	48	62
NORTH LITTLE ROCK, AR	21	60	62	72	77	73	81	82	78	79	73	58	55	71
EUREKA, CA.	84	43	46	52	57	58	59	55	51	55	50	44	41	51
FRESNO, CA	46	47	65	77	85	90	95	97	96	94	88	66	46	79
LOS ANGELES C.O., CA	32	69	72	73	70	66	65	82	83	79	73	74	71	73
REDDING, CA	10	72	82	85	90	91	94	97	97	94	92	84	73	88
SACRAMENTO, CA	46	48	65	74	82	90	94	97	96	93	86	66	49	78
SAN DIEGO, CA	56	72	71	70	68	59	58	68	70	69	68	75	73	68
SAN FRANCISCO C.O., CA	38	56	62	69	73	72	73	66	65	72	70	62	53	66
DENVER, CO	46	71	69	69	67	64	70	71	71	74	72	64	67	69
GRAND JUNCTION, CO	52	61	65	65	70	73	81	79	77	79	74	63	61	71
PUEBLO, CO	57	75	74	74	74	73	78	79	78	80	79	72	71	76
HARTFORD, CT	42	53	56	57	55	57	60	62	62	59	57	45	47	56
WASHINGTON NAT'L AP, D.C.	50	46	50	55	57	58	64	62	62	61	59	51	46	56

Data through 1998	Years	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
APALACHICOLA, FL	57	58	61	65	74	77	71	64	64	66	74	67	57	66
JACKSONVILLE, FL	47	58	62	68	73	70	66	65	64	58	60	59	54	63
KEY WEST, FL	38	74	77	82	84	82	76	77	76	72	71	71	70	76
MIAMI, FL	20	66	68	74	76	72	68	72	71	70	70	67	63	70
PENSACOLA, FL	5	48	53	61	63	67	67	57	58	60	71	64	49	60
TAMPA, FL	48	63	65	71	75	75	67	62	61	61	65	64	61	66
ATLANTA, GA	63	49	54	58	66	68	67	63	64	62	66	58	50	60
MACON, GA	48	56	61	65	73	71	70	67	71	67	69	64	57	66
SAVANNAH, GA	46	54	57	62	71	68	65	64	62	58	63	61	55	62
HILO, HI	48	46	46	42	37	37	44	41	42	43	39	33	37	41
HONOLULU,HI	46	65	68	72	70	72	74	76	77	77	70	65	63	71
KAHULUI, HI	36	64	64	64	63	68	72	71	71	73	68	62	63	67
LIHUE, HI	48	55	57	55	54	60	63	62	65	67	59	49	49	58
BOISE, ID	56	40	51	62	68	70	75	87	85	82	69	43	38	64
POCATELLO, ID	49	40	53	61	66	67	75	83	81	80	71	46	40	64
CAIRO,IL	45	45	50	56	62	65	72	74	75	69	67	51	44	61
CHICAGO,IL	16	44	49	51	50	58	67	66	62	59	55	38	43	54
MOLINE, IL	53	48	50	50	53	57	63	68	66	62	58	42	40	55
PEORIA, IL	52	47	50	51	55	60	67	69	67	64	61	43	42	56
SPRINGFIELD, IL	48	48	52	51	56	63	68	71	70	68	63	48	44	58
EVANSVILLE, IN	56	42	48	55	60	64	71	73	73	69	65	48	42	59
FORT WAYNE, IN	52	46	51	55	60	68	74	75	74	68	62	42	38	59
INDIANAPOLIS, IN	52	40	49	50	54	60	65	66	68	65	61	41	38	55
DES MOINES, IA	46	51	54	56	56	61	68	72	70	66	62	49	46	59
SIOUX CITY, IA	55	57	56	57	59	61	67	73	70	66	63	51	50	61
CONCORDIA, KS	34	64	63	63	65	67	76	78	76	70	68	59	57	67
DODGE CITY, KS	55	67	65	65	68	67	74	79	78	74	73	66	65	70
TOPEKA, KS	49	56	55	57	58	61	66	71	70	66	64	53	52	61
WICHITA, KS	45	59	61	62	63	64	69	76	75	68	65	58	57	65
GREATER CINCINNATI AP	13	33	40	48	56	57	61	61	61	61	54	36	31	50
LOUISVILLE, KY	48	41	48	51	56	60	66	67	66	64	61	46	40	56
PADUCAH KY	14	44	47	54	63	64	60	69	70	61	64	48	42	57
LAKE CHARLES, LA	17	59	63	72	69	70	76	82	80	77	74	66	59	71
NEW ORLEANS, LA	22	46	50	56	62	62	63	58	61	61	64	54	48	57
SHREVEPORT, LA	46	49	55	58	60	63	71	75	74	70	70	59	53	63
PORTLAND, ME	55	56	59	56	54	54	59	63	63	62	58	48	53	57
BALTIMORE, MD	40	51	55	56	56	56	62	64	62	60	58	51	49	57
BLUE HILL, MA	112	46	50	48	49	52	55	57	58	56	55	47	46	52
BOSTON, MA	61	53	56	57	56	58	63	65	65	63	60	50	52	58
ALPENA, MI	37	36	45	53	52	59	63	65	59	51	42	28	28	48
DETROIT, MI	31	40	46	52	54	61	66	68	67	61	51	35	31	53
GRAND RAPIDS, MI	35	28	39	46	51	56	62	64	61	54	44	27	23	46
LANSING, MI	42	36	44	49	52	61	65	69	64	59	50	31	29	51
MARQUETTE, MI	17	32	39	46	49	57	60	62	60	51	42	30	29	46
SAULT STE. MARIE, MI	55	36	47	55	54	57	58	62	58	45	38	24	27	47
DULUTH, MN	47	48	53	55	56	57	58	65	61	52	46	35	39	52
MINNEAPOLIS - ST. PAUL, MN	58	53	59	57	58	61	66	72	69	62	55	39	42	58
JACKSON, MS	33	49	54	60	66	63	70	66	67	65	70	57	49	61
TUPELO, MS	13	53	53	61	73	72	74	75	73	72	62	51	46	64

Data through 1998	Years	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
COLUMBIA, MO	27	50	49	50	55	57	64	67	64	60	59	47	45	56
KANSAS CITY, MO	23	58	55	58	62	61	66	72	67	66	60	49	49	60
ST. LOUIS, MO	37	50	52	54	56	59	66	68	65	63	60	46	43	57
SPRINGFIELD, MO	53	50	52	56	59	60	65	71	71	67	64	52	48	60
BILLINGS, MT	56	47	53	61	60	61	64	76	75	68	61	46	45	60
GREAT FALLS, MT	46	49	56	66	62	62	65	79	76	67	61	46	44	61
HELENA, MT	55	46	55	61	59	60	64	78	74	67	60	44	42	59
MISSOULA, MT	53	33	44	54	57	59	63	81	77	69	55	34	29	55
LINCOLN, NE	40	58	57	57	58	61	69	73	70	66	63	53	52	61
NORTH PLATTE, NE	46	63	61	62	64	65	71	77	75	72	70	60	61	67
OMAHA (NORTH), NE	57	55	53	54	58	61	67	74	70	68	65	51	48	60
VALENTINE, NE	29	63	62	59	59	62	69	76	76	71	68	60	60	65
ELY, NV	56	68	68	71	70	72	80	80	81	82	75	67	67	73
LAS VEGAS, NV	46	77	81	83	87	88	93	88	88	91	87	81	78	85
RENO, NV	45	65	68	75	80	81	85	92	92	91	83	70	64	79
WINNEMUCCA, NV	42	51	56	60	66	72	77	86	85	82	74	54	52	68
CONCORD, NH	57	52	55	53	53	55	58	62	60	56	53	42	47	54
MT. WASHINGTON, NH	60	32	35	34	34	36	32	30	31	35	38	29	30	33
ATLANTIC CITY AP, NJ	36	50	53	55	56	56	60	61	65	61	59	51	47	56
ALBUQUERQUE, NM	59	72	72	73	77	79	83	76	75	79	79	76	71	76
ROSWELL, NM	7	60	68	75	77	80	83	77	73	72	77	73	71	74
ALBANY, NY	58	46	52	54	54	56	60	64	61	57	52	37	39	53
BINGHAMTON, NY	47	37	42	46	50	56	62	64	61	55	49	32	29	49
BUFFALO, NY	55	31	38	46	51	56	65	67	64	57	50	29	27	48
NEW YORK C.PARK, NY	109	51	55	57	58	61	64	65	64	62	61	52	49	58
ROCHESTER, NY	57	35	41	49	53	59	66	69	66	59	49	31	30	51
SYRACUSE, NY	49	33	39	46	49	55	59	63	59	53	44	26	25	46
ASHEVILLE, NC	32	55	59	61	66	61	62	60	54	56	61	58	55	59
CAPE HATTERAS, NC	33	48	52	60	67	65	65	65	65	64	60	56	48	60
CHARLOTTE, NC	48	54	58	61	68	67	67	67	65	64	65	58	55	62
GREENSBORO - WNSTN-SALM, NC	68	51	56	60	63	63	64	62	61	62	64	57	53	60
RALEIGH, NC	42	52	56	60	63	59	60	60	58	58	60	57	53	58
WILMINGTON, NC	47	56	59	64	71	67	66	64	62	61	64	63	59	63
BISMARCK, ND	59	53	53	58	58	61	64	73	72	65	58	43	47	59
FARGO, ND	54	50	56	58	60	61	62	71	69	60	54	40	43	57
WILLISTON, ND	35	51	57	61	60	62	66	74	73	67	59	44	48	60
CLEVELAND, OH	55	30	37	45	52	58	65	67	63	60	52	31	25	49
COLUMBUS, OH	45	36	42	44	51	56	60	60	60	61	56	37	31	50
DAYTON, OH	53	40	44	48	52	58	66	66	67	65	59	40	36	53
TOLEDO, OH	41	41	46	50	52	60	64	65	63	61	54	37	33	52
OKLAHOMA CITY, OK	42	60	60	65	68	66	75	79	79	72	70	61	58	68
TULSA, OK	54	53	56	58	60	60	66	74	73	66	64	56	53	62
PORTLAND, OR	46	28	38	48	52	57	56	69	66	62	44	28	23	48
GUAM, PC	36	47	52	58	57	55	51	40	36	37	36	40	38	46
JOHNSTON ISLAND, PC	22	70	74	74	70	74	78	79	76	73	65	59	62	71
KOROR, PC	38	54	54	63	62	54	44	46	45	52	47	50	49	52
MAJURO, MARSHALL IS, PC	38	61	64	66	59	58	55	56	61	59	55	53	53	58
PAGO PAGO, AMER SAMOA, PC	30	44	45	45	39	35	34	39	43	51	42	44	42	42
POHNPEI, CAROLINE IS., PC	40	38	41	46	42	41	40	44	44	44	40	39	36	41
CHUUK, E. CAROLINE IS., PC	38	50	55	56	51	47	44	47	48	44	42	44	43	48
WAKE ISLAND, PC	28	68	71	76	75	75	76	72	68	68	68	65	64	70
YAP, W CAROLINE IS., PC	39	59	62	68	68	64	51	46	45	50	47	53	51	55

Data through 1998	Years	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
ALLENTOWN, PA	12	43	48	53	46	53	62	57	61	58	57	49	45	53
HARRISBURG, PA	53	49	54	58	59	60	65	68	67	62	58	47	44	58
MIDDLETOWN / HARRISBURG, PA	60	48	54	57	58	59	64	67	66	61	58	47	44	57
PHILADELPHIA, PA	56	49	53	55	56	57	62	61	62	59	60	52	49	56
PITTSBURGH, PA	46	32	36	43	46	50	55	57	56	55	51	36	28	45
AVOCA, PA	41	41	47	50	53	57	61	62	61	55	52	36	34	51
PROVIDENCE, RI	42	56	58	58	57	58	61	63	62	62	61	50	52	58
CHARLESTON AP,SC	39	56	59	66	72	68	66	67	64	61	63	59	56	63
COLUMBIA, SC	45	55	59	64	70	68	67	67	66	65	67	63	59	64
GREENVILLE - SPARTANBRG, SC	36	54	57	63	66	62	62	60	60	62	66	58	54	60
HURON, SD	55	57	59	59	61	65	70	76	74	69	63	50	49	63
RAPID CITY, SD	55	57	60	63	62	60	65	73	74	70	66	55	55	63
CHATTANOOGA, TN	65	43	49	53	61	65	65	62	63	64	63	53	44	57
KNOXVILLE, TN	56	40	47	53	63	64	65	64	63	61	61	49	40	56
MEMPHIS, TN	35	50	54	56	64	69	74	74	75	69	70	58	50	64
NASHVILLE, TN	54	41	47	52	59	60	65	63	63	62	62	50	42	56
ABILENE, TX	49	62	64	70	72	70	78	80	78	71	72	67	62	70
AMARILLO, TX	57	69	68	72	74	71	78	79	77	73	75	72	67	73
AUSTIN, TX	57	49	51	55	54	56	69	75	74	66	64	54	49	60
BROWNSVILLE, TX	55	41	48	53	58	63	73	80	76	68	65	51	42	60
CORPUS CHRISTI, TX	56	44	49	54	56	59	72	80	76	68	67	54	43	60
DALLAS - FORT WORTH, TX	17	52	54	58	61	57	67	75	73	67	63	57	52	61
EL PASO, TX	54	78	82	86	89	90	90	82	81	83	84	83	77	84
GALVESTON, TX	103	48	51	56	61	67	75	73	71	68	71	59	48	62
HOUSTON, TX	27	45	50	54	58	62	68	70	68	66	64	52	51	59
LUBBOCK, TX	25	65	66	73	74	71	76	77	76	71	75	69	65	72
MIDLAND - ODESSA, TX	18	66	68	75	78	77	80	80	76	75	73	73	65	74
PORT ARTHUR, TX	26	42	52	52	52	64	69	65	63	62	67	57	47	58
SAN ANTONIO, TX	53	47	50	57	56	56	67	74	74	67	64	54	48	60
MILFORD, UT	16	58	64	63	69	73	82	77	79	80	76	62	60	70
SALT LAKE CITY, UT	60	45	54	64	69	72	80	83	82	82	72	53	42	66
BURLINGTON, VT	55	41	48	51	49	55	59	64	60	54	47	31	33	49
LYNCHBURG, VA	52	52	56	58	62	62	65	62	62	61	62	56	53	59
NORFOLK, VA	32	53	56	60	63	62	67	62	62	61	59	56	54	60
RICHMOND, VA	46	54	58	62	66	66	70	68	66	65	63	59	54	63
QUILLAYUTE, WA	30	22	30	34	35	37	35	43	44	47	34	21	19	33
SEATTLE C.O., WA	31	28	34	42	47	52	49	63	56	53	37	28	23	43
SEATTLE SEA-TAC AP, WA	30	28	40	50	52	56	56	65	65	62	43	28	23	47
SPOKANE, WA	47	28	41	55	61	65	67	80	78	72	55	29	23	54
SAN JUAN, PR	43	69	71	76	72	64	64	69	68	62	64	60	60	67
ELKINS, WV	11	29	32	39	46	44	48	44	44	45	46	37	28	40
GREEN BAY, WI	49	49	52	53	54	61	65	66	63	56	47	38	40	54
MADISON, WI	50	47	51	52	52	58	64	67	64	60	54	39	40	54
MILWAUKEE, WI	55	44	47	50	53	60	65	69	66	59	54	39	38	54
CHEYENNE, WY	59	64	67	67	63	61	67	69	68	70	69	61	60	66
LANDER, WY	50	65	68	70	66	64	72	75	75	72	67	58	61	68
SHERIDAN, WY	55	57	60	63	60	60	65	75	75	68	62	53	55	63

The total time that sunshine reaches the surface of the earth is expressed as the percentage of the maximum amount possible from sunrise to sunset with clear sky conditions.

Last Updated on 5/26/2000
By NRCC