Average Precipitation for Ohio in May





The tables below give monthly averages for rainfall plus snowfall during May at cities, towns and parks in Ohio.

Each place has a total for the amount of precipitation it usually receives this month. Most sites also have information on the number of days with wet weather. That includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

You can jump to a separate table for Northern Ohio and Southern Ohio.

Northern Ohio

Average monthly precipitation in May
Days Place Inches Milli­metres
14 Akron 4.3 109
10 Ashtabula 3.2 80
13 Chippewa Lake 4.0 101
13 Cleveland 3.7 93
13 Findlay 4.1 105
13 Lima 4.2 106
14 Mansfield 4.5 115
12 Ottawa National Wildlife Refuge 3.9 98
13 Painesville on the Lake 3.4 85
11 Put-in-Bay 3.7 94
13 Sandusky 3.3 84
14 Steubenville 4.3 108
12 Toledo 3.6 91
14 Youngstown 3.8 96

Southern Ohio

May averages for total rainfall plus snowfall
Days Place Inches Milli­metres
14 Athens 4.4 113
12 Chilo Lock Park 4.7 119
13 Cincinnati 5.0 128
14 Columbus 4.2 106
13 Dayton 4.8 122
13 Gallipolis 4.5 114
12 Hannibal Lock & Dam 4.5 115
Hopewell Culture Historical Park 4.9 123
14 Marietta 4.3 110
13 McConnelsville Lock 4.7 118
12 Newark 4.4 112
13 Portsmouth 5.0 126
14 Wilmington 5.3 134
Reference

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

Ohio Precipitation
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