Average Precipitation in US Cities During October





The tables below give monthly averages for precipitation during October 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.

October averages for total precipitation by city
Days City Inches Milli­metres
7 Atlanta, Georgia 3.3 83
7 Austin, Texas 3.9 99
9 Baltimore, Maryland 3.9 100
7 Birmingham, Alabama 3.3 85
11 Boston, Massachusetts 4.0 102
14 Buffalo, New York 4.0 102
7 Charlotte, North Carolina 3.2 80
11 Chicago, Illinois 3.9 98
9 Cincinnati, Ohio 3.4 85
12 Cleveland, Ohio 3.6 91
10 Columbus, Ohio 2.9 74
7 Dallas, Texas 4.8 122
5 Denver, Colorado 1.0 25
11 Detroit, Michigan 2.5 64
11 Hartford, Connecticut 4.5 115
7 Houston, Texas 5.8 147
9 Indianapolis, Indiana 3.2 82
Days City Inches Milli­metres
8 Jacksonville, Florida 3.6 90
8 Kansas City, Missouri 3.3 83
2 Las Vegas, Nevada 0.3 8
2 Los Angeles, California 0.6 15
8 Louisville, Kentucky 3.7 94
8 Memphis, Tennessee 4.0 101
14 Miami, Florida 7.7 194
10 Milwaukee, Wisconsin 2.8 71
10 Minneapolis, Minnesota 2.6 66
8 Nashville, Tennessee 3.4 85
7 New Orleans, Louisiana 3.7 94
10 New York, New York 4.4 111
8 Oklahoma City, Oklahoma 3.3 84
9 Orlando, Florida 3.2 82
9 Philadelphia, Pennsylvania 3.5 88
2 Phoenix, Arizona 0.6 14
11 Pittsburgh, Pennsylvania 2.8 72
Days City Inches Milli­metres
15 Portland, Oregon 4.0 101
10 Providence, Rhode Island 4.2 106
8 Raleigh, North Carolina 3.4 86
8 Richmond, Virginia 3.4 86
2 Riverside, California 0.3 8
14 Rochester, New York 3.2 82
3 Sacramento, California 0.9 24
7 Salt Lake City, Utah 1.3 32
6 San Antonio, Texas 3.8 95
2 San Diego, California 0.5 13
4 San Francisco, California 0.9 24
3 San Jose, California 0.5 13
14 Seattle, Washington 3.9 99
9 St. Louis, Missouri 3.2 80
7 Tampa, Florida 2.3 59
8 Virginia Beach, Virginia 3.9 98
8 Washington, DC 3.7 93
Reference

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

US City Precipitation
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