Average Sunshine for US Cities in January





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

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 January
% Sun City Total Hours Clear Days
49 Atlanta, Georgia 164 8
49 Austin, Texas 164 9
51 Baltimore, Maryland 155 8
42 Birmingham, Alabama 150 7
53 Boston, Massachusetts 163 9
31 Buffalo, New York 91 1
54 Charlotte, North Carolina 173 9
44 Chicago, Illinois 136 7
33 Cincinnati, Ohio 121 5
31 Cleveland, Ohio 101 3
36 Columbus, Ohio 111 4
52 Dallas, Texas 184 10
71 Denver, Colorado 215 10
40 Detroit, Michigan 120 4
53 Hartford, Connecticut 170 8
45 Houston, Texas 143 7
40 Indianapolis, Indiana 132 6
% Sun City Total Hours Clear Days
58 Jacksonville, Florida 189 9
58 Kansas City, Missouri 184 10
77 Las Vegas, Nevada 245 14
69 Los Angeles, California 12
41 Louisville, Kentucky 141 6
50 Memphis, Tennessee 167 8
66 Miami, Florida 220 9
44 Milwaukee, Wisconsin 140 7
53 Minneapolis, Minnesota 157 8
41 Nashville, Tennessee 140 6
46 New Orleans, Louisiana 153 7
51 New York, New York 163 8
60 Oklahoma City, Oklahoma 201 11
49 Philadelphia, Pennsylvania 156 7
78 Phoenix, Arizona 256 14
32 Pittsburgh, Pennsylvania 94 3
% Sun City Total Hours Clear Days
28 Portland, Oregon 86 3
56 Providence, Rhode Island 172 10
52 Raleigh, North Carolina 164 9
54 Richmond, Virginia 173 8
35 Rochester, New York 108 2
48 Sacramento, California 146 7
45 Salt Lake City, Utah 127 6
47 San Antonio, Texas 159 9
72 San Diego, California 239 12
56 San Francisco, California 9
28 Seattle, Washington 70 3
50 St. Louis, Missouri 161 7
65 Tampa, Florida 200 10
53 Virginia Beach, Virginia 172 9
46 Washington, DC 145 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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