Alamogordo, New Mexico, gets 12 inches of rain per year. The US average is 39. Snowfall is 6 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 31. On average, there are 285 sunny days per year in Alamogordo, New Mexico. The July high is around 93 degrees. The January low is 28. Sperling's comfort index for Alamogordo is a 83 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.