Average Rainfall for Tennessee in May

The tables below give monthly averages for rainfall during May at cities and towns in Tennessee.

Each place has a total for the amount of precipitation it usually receives this month. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

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

You can jump to a separate table for each region of the state: Eastern, Middle and Western Tennessee.

Eastern Tennessee

Average monthly precipitation in May
Days Place Inches Milli­metres
12 Athens 4.6 117
13 Bristol 3.8 97
11 Chattanooga 3.9 100
12 Cleveland 4.6 116
13 Crossville 5.2 132
11 Dayton 4.8 122
15 Gatlinburg 5.5 140
13 Greeneville 4.3 110
12 Kingsport 3.8 96
11 Knoxville 4.1 105
11 Lookout Mountain 4.3 109
12 Morristown 3.6 91
12 Mountain City 5.2 131
12 Oak Ridge 4.5 114
12 Oneida 4.9 124
11 Sevierville 3.9 98

Middle Tennessee

May averages for total rainfall
Days Place Inches Milli­metres
9 Cheatham Lake Dam 5.6 142
12 Clarksville 5.6 142
12 Columbia 5.2 131
12 Cookeville 5.2 131
10 Dover 6.0 153
12 Monteagle 5.3 135
12 Murfreesboro 4.9 125
12 Nashville 5.0 128
12 Shelbyville 5.1 128
11 Tullahoma 4.8 122

Western Tennessee

Average amount of rain in May
Days Place Inches Milli­metres
10 Dyersburg 5.4 137
11 Jackson 5.3 135
12 Martin 5.7 144
11 Memphis 5.3 134
11 Savannah 6.2 157
Reference

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

Tennessee Precipitation
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