Average Rainfall for Pennsylvania in August





The tables below give monthly averages for rainfall during August at cities and other locations in Pennsylvania.

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. That includes the days 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 Eastern and Western Pennsylvania.

Eastern Pennsylvania

Average monthly precipitation in August
Days Place Inches Milli­metres
10 Allentown 4.6 116
9 Chambersburg 3.8 97
12 East Stroudsburg 4.8 123
11 George Stevenson Reservoir 3.9 98
8 Gettysburg 4.1 105
11 Harrisburg 3.7 93
10 Lancaster 3.6 91
10 Lebanon 4.6 118
11 Matamoras 4.4 111
10 Norristown 5.0 126
9 Philadelphia 4.3 109
11 Reading 4.5 114
11 State College 4.2 106
11 Sunbury 3.9 100
11 Towanda 3.9 98
11 Wilkes-Barre & Scranton 3.9 98
11 Williamsport 4.2 106
10 York 4.0 101

Western Pennsylvania

August averages for total rainfall
Days Place Inches Milli­metres
11 Altoona 3.3 83
11 Bradford 4.6 116
11 Butler 4.0 102
14 DuBois 3.9 99
10 Erie 3.4 85
12 Indiana 4.3 108
11 Jamestown 3.8 96
14 Meadville 3.7 95
11 New Castle 3.9 99
11 Pittsburgh 3.5 89
11 Uniontown 3.6 92
12 Warren 4.1 103
13 Youghiogheny River Lake 4.0 102
Reference

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

Pennsylvania Precipitation
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