El Paso, TX (KDBC) — El Paso has been named one of the best cities for weather around the country. Yahoo says there are 16 cities in the U.S. that have average annual sunshine levels of 74 percent, meaning it's sunny three out of every four days. El paso was number six on the list. Yuma, Arizona came in first. It's is not only the sunniest city in the United States, but according to the Guinness Book of World Records it is the sunniest place on planet earth.