Average Temperatures for Large US Cities in May

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Average temperatures for the month of May in the largest US cities are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the NOAA National Climatic Data Center of the United States.

Most large US cities in May have pleasantly warm days with maximum temperatures averaging 65 to 80 degrees Fahrenheit (18 to 27 degrees Celsius). The weather gets hotter than elsewhere in Texas, Florida and southern Arizona. Daily highs for many cities in Texas and Florida average above 80 F (27 C), while Phoenix regularly gets over 90 F (32 C) this month.

Average May temperatures for US cities.
High °F Low °F City High °C Low °C
80 60 Atlanta, Georgia 27 16
87 67 Austin, Texas 30 19
74 52 Baltimore, Maryland 23 11
82 60 Birmingham, Alabama 28 15
66 50 Boston, Massachusetts 19 10
67 47 Buffalo, New York 19   9
79 56 Charlotte, North Carolina 26 13
70 48 Chicago, Illinois 21   9
75 52 Cincinnati, Ohio 24 11
70 50 Cleveland, Ohio 21 10
73 52 Columbus, Ohio 23 11
84 65 Dallas, Texas 29 19
71 44 Denver, Colorado 21   7
70 49 Detroit, Michigan 21 10
71 48 Hartford, Connecticut 22   9
86 68 Houston, Texas 30 20
73 53 Indianapolis, Indiana 23 11
86 63 Jacksonville, Florida 30 17
76 57 Kansas City, Missouri 24 14
89 66 Las Vegas, Nevada 32 19
75 57 Los Angeles, California 24 14
77 57 Louisville, Kentucky 25 14
81 62 Memphis, Tennessee 27 17
87 73 Miami, Florida 31 23
65 47 Milwaukee, Wisconsin 18   8
69 49 Minneapolis, Minnesota 21   9


High °F Low °F City High °C Low °C
78 57 Nashville, Tennessee 26 14
85 68 New Orleans, Louisiana 30 20
71 54 New York, New York 22 12
80 60 Oklahoma City, Oklahoma 27 15
88 66 Orlando, Florida 31 19
74 54 Philadelphia, Pennsylvania 23 12
95 69 Phoenix, Arizona 35 21
71 49 Pittsburgh, Pennsylvania 22 10
69 48 Portland, Oregon 20   9
68 49 Providence, Rhode Island 20   9
80 57 Raleigh, North Carolina 27 14
78 55 Richmond, Virginia 26 13
83 55 Riverside, California 28 13
68 46 Rochester, New York 20   8
80 51 Sacramento, California 27 11
72 48 Salt Lake City, Utah 22   9
87 67 San Antonio, Texas 31 19
69 59 San Diego, California 20 15
64 51 San Francisco, California 18 11
74 52 San Jose, California 24 11
66 49 Seattle, Washington 19   9
76 57 St. Louis, Missouri 25 14
87 70 Tampa, Florida 31 21
75 58 Virginia Beach, Virginia 24 14
75 57 Washington, DC 24 14
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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