Willow Spring's original town center, located in Wake County has an expanse that is 98% in Wake county and 2% in Johnson County based on the US Census demographics.

In Wake county, Willow Spring was an incorporated entity but that changed many years ago and is now part of Rural Wake County. The Johnson County location is an unincorporated and unrecognized community at the far east end of the 27592 Zip code.

Willow Spring , NC, gets 47 inches of rain per year. The US average is 37. Snowfall is 6 inches. The number of days with any measurable precipitation is 111.

On average, there are 217 sunny days per year in Willow Spring (27592), NC. The July high is around 88 degrees. The January low is 32. Our comfort index, which is based on humidity during the hot months, is a 35 out of 100, where higher is more comfortable.