Yuma, Arizona
If you’re looking for sun, heat or lettuce, look no further! Yuma is the sunniest city in the U.S., boasting sunny days roughly 90% of the year. It’s also the hottest – seeing about 175 days annually above 90 degrees. In the summer months, temps are in the 100s almost daily. The hottest day on record there in 124 degrees, set in July 1995.