Colchester, NY has a moderate climate with hot and humid summers and cold winters. The average temperature during the summer months is usually in the high 70s, while winter temperatures are usually in the low 20s. Precipitation is evenly distributed throughout the year, with an average of about 40 inches annually. Summers tend to be more humid than winters due to the moist air coming off of Lake Champlain. Spring is often windy and cloudy due to lake-effect snowfall from Canadian storms. Autumn weather is generally pleasant, but can occasionally bring unseasonably warm days or cold snaps.
Colchester, New York gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Colchester averages 73 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 169 sunny days per year in Colchester. The US average is 205 sunny days.
Colchester gets some kind of precipitation, on average, 165 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 79 degrees
Winter Low: the January low is 11
Rain: averages 47 inches of rain a year
Snow: averages 73 inches of snow a year