Mystic (CT) Weather and Climate: A Comprehensive Guide
The climate in Mystic is marked by big temperature swings throughout the year.
Temperatures range from warm during the warmest months
to cold in the cooler months.
It also experiences much rain/snowfall throughout the year.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
In Mystic, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 27°C in July. In February, the coolest month of the year, temperatures drop to a chilly 4°C.
At night, you can expect cooler temperatures, with averages dropping to around -5°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Mystic experiences significant rain/snowfall throughout the year, averaging 1228 mm of precipitation annually. Despite minor fluctuations, Mystic enjoys fairly consistent precipitation throughout the year. In December, you can expect around 127 mm of precipitation, while in August, Mystic receives about 89 mm.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Mystic can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.7 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 4.9 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Mystic.
The city experiences its highest humidity in August, reaching 73%. In April, the humidity drops to its lowest level at 61%. Explore our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and no rain overcast and slight rain overcast and slight rainForecast for Mystic (CT)
4 m/s
3 m/s
5 m/s
The best time of year to visit Mystic in the United States of America
During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
July has an average maximum temperature of 27°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 4°C.
December tops the wettest month list with 127 mm of rainfall.
August is the driest month with 89 mm of precipitation.
July is the sunniest month with an average of 290 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
