Discover Madison, CT
Madison is a coastal town in Connecticut located 20 miles from New Haven, CT. Hammonasset Beach State Park is a popular recreation area in Madison featuring a 2-mile-long beach with a boardwalk, boat launch & 550 campsites. It is the Connecticut’s largest shoreline park.
View live webcams in Madison, check the current weather conditions, and see what’s happening around town. Planning to visit to Madison? Use our local map of the area to discover nearby coastal spots and stay up-to-date with the local weather forecast before you go.
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Map of Madison, Connecticut
Madison, Connecticut Average Temperatures
Use this weather chart as a guide to view the average air and ocean temperatures in Mystic, CT.
The average air temperature in the summer varies between 75-80 degrees.
The average ocean temperature in the summer varies between 60-70 degrees.
Average Monthly Temperatures
|Average High||Average Low||Average Ocean Temp|
Average high, low and ocean temperatures in Madison. Sources: Accuweather, Weather.com, NOAA Climate.gov.