The climate in 06807 Cos Cob, CT is generally mild and humid with temperatures rarely dipping below 0°F. The summer months are warm and humid, with highs in the upper 80s and lows in the mid 60s. Winters are cold, but usually remain just above freezing, with occasional snowfall. Spring and fall are pleasant times of year to visit the area, with temperatures ranging from the low 40s in March to mid 70s in October. Rainfall throughout the year averages 43 inches annually, making this a great destination for outdoor activities at any time of year.
Cos Cob (zip 06807), Connecticut gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Cos Cob (zip 06807) averages 30 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Cos Cob (zip 06807). The US average is 205 sunny days.
Cos Cob (zip 06807) gets some kind of precipitation, on average, 124 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 84 degrees
Winter Low: the January low is 21
Rain: averages 51 inches of rain a year
Snow: averages 30 inches of snow a year