Average Rainfall for Connecticut in August

The tables below give monthly averages for rainfall during August at cities and towns in Connecticut.

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 places in Coastal Connecticut and Inland Connecticut.

Coastal Connecticut

Average monthly precipitation in August
Days Place Inches Milli­metres
9 Bridgeport 4.0 101
9 Groton 4.2 106
10 New Haven 3.6 90
10 New London 3.3 84
9 Norwich 4.4 112
9 Stamford 3.8 97

Inland Connecticut

August averages for total rainfall
Days Place Inches Milli­metres
10 Burlington 5.1 131
10 Danbury 4.9 124
10 Hartford 4.2 107
11 Norfolk 4.7 119
11 Torrington 4.9 123
10 West Thompson Lake 4.2 108
9 Woodbury 5.0 128
Reference

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

Connecticut Precipitation
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