Discover Mystic, CT
Mystic is a charming waterfront destination most famous for its historic Mystic River Bascule Bridge. Mystic is a popular destination throughout the year, but it attracts most of its visitors during the summer season.
View live webcams in Mystic, check the current weather conditions, and see what’s happening around town. Planning to visit to Mystic? 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.
Mystic, 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 High | Average Low | Average Ocean Temp | |
---|---|---|---|
January | 38 | 24 | 37 |
February | 40 | 25 | 37 |
March | 46 | 31 | 40 |
April | 59 | 40 | 48 |
May | 70 | 48 | 56 |
June | 80 | 58 | 64 |
July | 85 | 64 | 69 |
August | 82 | 62 | 72 |
September | 73 | 56 | 68 |
October | 62 | 45 | 60 |
November | 52 | 38 | 52 |
December | 42 | 30 | 43 |
Average high, low and ocean temperatures in Mystic. Sources: Accuweather, Weather.com, NOAA Climate.gov.