Discover Old Saybrook, CT
Old Saybrook is a coastal town in Connecticut located 20 miles from New London, CT. Harvey’s Beach in Old Saybrook is a small beach for visitors to enjoy fishing and swimming.
View live webcams in Old Saybrook, check the current weather conditions, and see what’s happening around town. Planning to visit to Old Saybrook? 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.
Old Saybrook, Connecticut Average Temperatures
Use this weather chart as a guide to view the average air and ocean temperatures in Old Saybrook, 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 High | Average Low | Average Ocean Temp | |
|---|---|---|---|
| January | 38 | 23 | 37 |
| February | 40 | 25 | 36 |
| March | 46 | 31 | 39 |
| April | 60 | 40 | 47 |
| May | 70 | 48 | 56 |
| June | 80 | 58 | 64 |
| July | 85 | 63 | 69 |
| August | 82 | 62 | 72 |
| September | 73 | 56 | 68 |
| October | 62 | 45 | 60 |
| November | 52 | 37 | 52 |
| December | 42 | 30 | 44 |
Average high, low and ocean temperatures in Old Saybrook. Sources: Accuweather, Weather.com, NOAA Climate.gov.
