Average Sunshine for US Cities in March





The tables below pull together figures on the amount of sunshine each of the largest cities in the United States usually has in March.

The % Sun number measures the percentage of time between sunrise and sunset that sunshine reaches the ground. Total Hours is the average number of sunny hours the city normally has this month. Clear Days is the average number of days this month when cloud covers at most 30 percent of the sky during daylight hours.

Hours of sunshine are the means calculated for 1961 to 1990. The other data are averages taken from years of weather watching.

Average sunshine in March
% Sun City Total Hours Clear Days
58 Atlanta, Georgia 221 9
55 Austin, Texas 206 9
56 Baltimore, Maryland 215 8
54 Birmingham, Alabama 219 7
57 Boston, Massachusetts 214 8
46 Buffalo, New York 164 4
61 Charlotte, North Carolina 235 9
51 Chicago, Illinois 187 5
48 Cincinnati, Ohio 170 5
45 Cleveland, Ohio 167 5
44 Columbus, Ohio 162 5
58 Dallas, Texas 228 10
69 Denver, Colorado 256 8
52 Detroit, Michigan 185 6
57 Hartford, Connecticut 214 7
54 Houston, Texas 193 7
50 Indianapolis, Indiana 178 6
% Sun City Total Hours Clear Days
68 Jacksonville, Florida 258 9
58 Kansas City, Missouri 224 8
83 Las Vegas, Nevada 315 14
73 Los Angeles, California 12
51 Louisville, Kentucky 189 6
56 Memphis, Tennessee 215 8
74 Miami, Florida 277 9
50 Milwaukee, Wisconsin 185 6
57 Minneapolis, Minnesota 218 7
52 Nashville, Tennessee 191 8
56 New Orleans, Louisiana 219 8
57 New York, New York 213 9
65 Oklahoma City, Oklahoma 244 10
55 Philadelphia, Pennsylvania 203 8
84 Phoenix, Arizona 318 14
43 Pittsburgh, Pennsylvania 155 4
% Sun City Total Hours Clear Days
48 Portland, Oregon 191 3
58 Providence, Rhode Island 216 8
60 Raleigh, North Carolina 229 9
62 Richmond, Virginia 233 8
49 Rochester, New York 178 5
74 Sacramento, California 278 10
64 Salt Lake City, Utah 242 7
57 San Antonio, Texas 216 9
70 San Diego, California 261 11
69 San Francisco, California 10
50 Seattle, Washington 178 3
54 St. Louis, Missouri 198 6
71 Tampa, Florida 268 11
60 Virginia Beach, Virginia 229 9
55 Washington, DC 204 7
Reference

National Climatic Data Center. Comparative Climatic Data.

World Data Center for Meteorology. Climate of the World.

US City Sunshine
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