Frelinghuysen, NJ has a humid continental climate with warm and humid summers and cold winters. The average temperature in the summer months is around 72°F and in the winter it drops to an average of 27°F. The area receives an average of 44 inches of precipitation annually, with snowfall occurring mainly between the months of December and March.
Frelinghuysen, New Jersey gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Frelinghuysen averages 38 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 Frelinghuysen. The US average is 205 sunny days.
Frelinghuysen gets some kind of precipitation, on average, 125 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 17
Rain: averages 48 inches of rain a year
Snow: averages 38 inches of snow a year