Edison, NJ (08817) has a humid subtropical climate, with hot and humid summers and cold winters. Average temperatures range from the low 70s in summer to the mid-30s in winter, with occasional snowfall each year. The area experiences precipitation throughout the year, with heavier rain during spring and summer. Humidity levels can get very high during summer months and can be uncomfortable for some people.
Edison (zip 08817), New Jersey gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Edison (zip 08817) averages 23 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Edison (zip 08817). The US average is 205 sunny days.
Edison (zip 08817) gets some kind of precipitation, on average, 117 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 86 degrees
Winter Low: the January low is 22
Rain: averages 48 inches of rain a year
Snow: averages 23 inches of snow a year