Average Temperatures for Large US Cities in December





Average temperatures for the month of December 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 1991 to 2020 by the US National Centers for Environmental Information.

The warmest US city weather in December is at Miami, where the monthly maximum temperature averages 78 degrees Fahrenheit (26 degrees Celsius).

Freezing nights are common this month in many major cities, including Chicago, Oklahoma and Kansas City. But all large cities, except Minneapolis, manage to normally get above freezing during the day.

Average December temperatures for US cities.
High °F Low °F City High °C Low °C
56 38 Atlanta, Georgia 13 4
64 43 Austin, Texas 18 6
48 30 Baltimore, Maryland 9 -1
57 38 Birmingham, Alabama 14 3
42 29 Boston, Massachusetts 6 -2
37 26 Buffalo, New York 3 -4
55 35 Charlotte, North Carolina 13 1
38 25 Chicago, Illinois 3 -4
43 28 Cincinnati, Ohio 6 -2
40 28 Cleveland, Ohio 5 -2
42 27 Columbus, Ohio 5 -3
59 40 Dallas, Texas 15 4
46 18 Denver, Colorado 8 -8
37 25 Detroit, Michigan 3 -4
41 25 Hartford, Connecticut 5 -4
66 48 Houston, Texas 19 9
40 26 Indianapolis, Indiana 5 -3
High °F Low °F City High °C Low °C
68 50 Jacksonville, Florida 20 10
42 24 Kansas City, Missouri 6 -5
57 40 Las Vegas, Nevada 14 4
67 48 Los Angeles, California 20 9
47 32 Louisville, Kentucky 8 0
53 36 Memphis, Tennessee 12 2
78 64 Miami, Florida 26 18
36 23 Milwaukee, Wisconsin 2 -5
29 15 Minneapolis, Minnesota -2 -9
52 33 Nashville, Tennessee 11 1
65 48 New Orleans, Louisiana 18 9
44 34 New York, New York 7 1
50 30 Oklahoma City, Oklahoma 10 -1
73 55 Orlando, Florida 23 13
46 31 Philadelphia, Pennsylvania 8 0
66 45 Phoenix, Arizona 19 7
41 27 Pittsburgh, Pennsylvania 5 -3
High °F Low °F City High °C Low °C
46 36 Portland, Oregon 8 2
43 28 Providence, Rhode Island 6 -2
55 34 Raleigh, North Carolina 13 1
52 32 Richmond, Virginia 11 0
67 43 Riverside, California 19 6
39 25 Rochester, New York 4 -4
56 41 Sacramento, California 14 5
39 25 Salt Lake City, Utah 4 -4
65 42 San Antonio, Texas 18 6
66 50 San Diego, California 19 10
58 47 San Francisco, California 14 8
60 42 San Jose, California 15 5
47 37 Seattle, Washington 8 3
45 29 St. Louis, Missouri 7 -2
74 56 Tampa, Florida 23 13
55 38 Virginia Beach, Virginia 13 3
49 35 Washington, DC 9 1
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

US City Temperatures
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