Average Precipitation in US Cities During May





The tables below give monthly averages for precipitation during May at the largest cities in the United States.

Each place has a total for the amount of precipitation it usually receives this month along with information on the number of days with wet weather. The count of days includes those when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

May averages for total precipitation by city
Days City Inches Milli­metres
9 Atlanta, Georgia 3.6 90
9 Austin, Texas 5.0 128
12 Baltimore, Maryland 3.9 98
10 Birmingham, Alabama 4.9 125
12 Boston, Massachusetts 3.3 83
13 Buffalo, New York 3.4 86
10 Charlotte, North Carolina 3.4 85
12 Chicago, Illinois 4.8 121
14 Cincinnati, Ohio 4.7 119
13 Cleveland, Ohio 3.8 96
14 Columbus, Ohio 4.0 101
9 Dallas, Texas 4.6 116
11 Denver, Colorado 2.3 58
13 Detroit, Michigan 3.7 94
12 Hartford, Connecticut 3.8 96
8 Houston, Texas 5.4 138
13 Indianapolis, Indiana 4.8 121
Days City Inches Milli­metres
7 Jacksonville, Florida 3.2 80
12 Kansas City, Missouri 5.3 135
1 Las Vegas, Nevada 0.1 2
2 Los Angeles, California 0.3 8
13 Louisville, Kentucky 5.2 132
11 Memphis, Tennessee 5.3 134
11 Miami, Florida 6.3 161
12 Milwaukee, Wisconsin 3.5 90
12 Minneapolis, Minnesota 3.9 99
12 Nashville, Tennessee 5.0 128
8 New Orleans, Louisiana 5.6 143
12 New York, New York 4.0 101
10 Oklahoma City, Oklahoma 5.3 135
8 Orlando, Florida 3.7 93
11 Philadelphia, Pennsylvania 3.3 85
1 Phoenix, Arizona 0.1 3
14 Pittsburgh, Pennsylvania 3.8 97
Days City Inches Milli­metres
14 Portland, Oregon 2.8 70
12 Providence, Rhode Island 3.4 86
10 Raleigh, North Carolina 3.4 86
11 Richmond, Virginia 4.0 102
2 Riverside, California 0.2 5
12 Rochester, New York 2.9 73
4 Sacramento, California 0.9 22
9 Salt Lake City, Utah 1.8 46
8 San Antonio, Texas 4.4 112
2 San Diego, California 0.3 7
4 San Francisco, California 0.7 18
3 San Jose, California 0.4 10
11 Seattle, Washington 1.9 48
13 St. Louis, Missouri 4.8 122
6 Tampa, Florida 2.6 66
11 Virginia Beach, Virginia 3.8 96
12 Washington, DC 3.9 100
Reference

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

US City Precipitation
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