The climate in 06340 Groton, CT is generally mild and temperate. The summers are typically warm and humid, while the winters are cold but usually not too severe. Precipitation is evenly distributed throughout the year, with an average of about 43 inches per year. Snowfall averages around 25 inches annually, which makes it a great location for winter sports enthusiasts. During the summer months, temperatures can reach up to 90 degrees Fahrenheit on hot days, so be sure to pack sunscreen if you plan on visiting during this time!
Groton (zip 06340), Connecticut gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Groton (zip 06340) averages 27 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 211 sunny days per year in Groton (zip 06340). The US average is 205 sunny days.
Groton (zip 06340) gets some kind of precipitation, on average, 118 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 80 degrees
Winter Low: the January low is 22
Rain: averages 48 inches of rain a year
Snow: averages 27 inches of snow a year