The lowest monthly average temperature in Santee for December is 56 degrees. The most monthly precipitation in Santee occurs in January with 0 inches. The air quality index in Santee is 22% worse than the national average. The pollution index in Santee is 96% better than the national average.
According to the US Census Bureau's population clock, the estimated 2015 United States population (July 2015) is over 321.3 million. This differs a bit from the 325.1 million estimated by the United Nations.
Demographics of United States of America (USA) 2016. As of 1 January 2017, the population of United States of America (USA) was estimated to be 325,457,716 people. This is an increase of 0.75 % (2,432,381 people) compared to population of 323,025,335 the year before.