Average Temperatures for Connecticut in August

Average temperatures for August at cities and towns throughout Connecticut are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for places in Coastal Connecticut and Inland Connecticut.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Coastal Connecticut

Average August temperatures
High °F Low °F Place High °C Low °C
82 67 Bridgeport 28 19
80 65 Groton 27 18
81 65 New Haven 27 18
79 64 New London 26 18
83 63 Norwich 28 17
83 63 Stamford 28 17

Inland Connecticut

Average daily temperatures in August
High °F Low °F Place High °C Low °C
82 60 Burlington 28 16
82 63 Danbury 28 17
83 62 Hartford 29 17
76 58 Norfolk 25 15
79 58 Staffordville 26 14
80 56 Torrington 27 14
80 58 West Thompson Lake 27 15
Reference

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

Connecticut Temperatures
Back to Top