I finally located an excellent map that illustrates the mean
percentage of possible sunshine annually.
Download or view here:
http://vortex.accuweather.com/phoenix2/images/common/misc/sunshine_400x300.gif
The following figures are annual percentages of possible sunshine for
each of the 50 states. Scientists keep records of daily sunshine. At
weather stations throughout the country, the percentage of possible
sunshine is calculated monthly and then averaged annually.
City, State Percent Possible Sunshine (Annual)
Birmingham, AL 57
Anchorage, AK 41
Phoenix, AZ 85
Little Rock, AR 62
Los Angeles, CA 73
Denver, CO 69
Hartford, CT 56
Washington, DC 56
Miami, FL 70
Atlanta, GA 60
Honolulu, HI 71
Boise, ID 64
Chicago, IL 54
Indianapolis, IN 55
Des Moines, IA 59
Topeka, KS 61
Louisville, KY 56
New Orleans, LA 57
Portland, ME 57
Baltimore, MD 57
Boston, MA 58
Detroit, MI 53
Minneapolis, MN 58
Jackson, MS 61
St. Louis, MO 57
Helena, MT 59
Lincoln, NE 61
Las Vegas, NV 85
Concord, NH 54
Atlantic City, NJ 56
Albuquerque, NM 76
New York, NY 58
Charlotte, NC 62
Fargo, ND 57
Cleveland, OH 49
Tulsa, OK 62
Portland, OR 48
Philadelphia, PA 56
Providence, RI 58
Columbia, SC 64
Rapid City, SD 63
Nashville, TN 56
Dallas, TX 61
Salt Lake City, UT 66
Burlington, VT 49
Richmond, VA 63
Seattle, WA 43
Elkins, WV 40
Madison, WI 54
Cheyenne, WY 66
Source: Chemical Heritage Foundation
http://www.chemheritage.org/EducationalServices/pharm/chemo/activity/percent.htm
Here is another map that illustrates the Annual Mean Sunshine (total hours).
http://mysite.verizon.net/res086ck/sitebuildercontent/sitebuilderpictures/sunshine-hrs-ANNUAL_MEAN.jpg
The National Atlas of the United States of America provides the following maps.
Monthly Sunshine (2.26MB)
http://www.lib.utexas.edu/maps/national_atlas_1970/ca000072.jpg
Larger version (6.36MB)
http://www.lib.utexas.edu/maps/national_atlas_1970/ca000072_large.jpg
Annual Sunshine and Evaporation (937K)
http://www.lib.utexas.edu/maps/national_atlas_1970/ca000073.jpg
Larger version (2.60MB)
http://www.lib.utexas.edu/maps/national_atlas_1970/ca000072_large.jpg
Search criteria:
Percent OR percentage of sunshine
Sunshine by State * percent
I hope this is helpful.
Best regards,
Bobbie7 |