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.
The population of Switzerland in 2005 was estimated by the United Nations (UN) at 7,446,000, which placed it at number 95 in population among the 193 nations of the world. In 2005, approximately 16% of the population was over 65 years of age, with another 16% of the population under 15 years of age.