New Haven, Connecticut has a humid continental climate with cold winters and mild to hot and humid summers. January is the coldest month, with average high temperatures in the mid-30s Fahrenheit and lows around 20 degrees Fahrenheit. July is typically the warmest month of the year with average high temperatures around 80 degrees Fahrenheit and lows in the upper 50s. The area receives an average of 43 inches of rain per year, with summer months receiving more precipitation than winter months. Snowfall is also common during the winter months, averaging about 40 inches each season.
New Haven, Connecticut gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
New Haven averages 29 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 204 sunny days per year in New Haven. The US average is 205 sunny days.
New Haven gets some kind of precipitation, on average, 108 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.
Summer High: the July high is around 83 degrees
Winter Low: the January low is 21
Rain: averages 48 inches of rain a year
Snow: averages 29 inches of snow a year