The climate in 06870 Old Greenwich, CT is moderate and often mild. The summers are usually warm with temperatures reaching 80 degrees Fahrenheit on average. Winters are generally cold but can be mild at times with temperatures averaging around 40 degrees Fahrenheit. Precipitation is evenly spread throughout the year with snowfall occurring mainly between December and February. Spring and fall are pleasant seasons with temperate weather ideal for outdoor activities. Overall, the climate of Old Greenwich is comfortable most of the year making it an ideal place to live or visit.
Old Greenwich (zip 06870), Connecticut gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Old Greenwich (zip 06870) 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 Old Greenwich (zip 06870). The US average is 205 sunny days.
Old Greenwich (zip 06870) 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 83 degrees
Winter Low: the January low is 22
Rain: averages 51 inches of rain a year
Snow: averages 30 inches of snow a year