Sussex County, New Jersey, gets 46 inches of rain per year. The US average is 37. Snowfall is 39 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 122.
On average, there are 208 sunny days per year in Sussex County, New Jersey. The July high is around 84 degrees. The January low is 15. Our comfort index, which is based on humidity during the hot months, is a 52 out of 100, where higher is more comfortable. The US average on the comfort index is 44.
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