

Is Arizona the only state to not observe DST?Īccording to NIST, Arizona is one of two states to not observe DST, the other being Hawaii. "Baseball umpires were wearing sunglasses during night games."ĭST, according to Trimble, was repealed in 1968 by the Arizona State Legislature. "Restaurateurs and owners of drive-in theaters protested that it was killing business," Trimble wrote. Why don't we observe DST?Īccording to an article written by Arizona State Historian Marshall Trimble, when Arizona tried DST in 1967, the sun did not set until after 9:00 p.m. Under Arizona law, the state is on Mountain Standard Time, and rejects DST. Some studies have shown an increase in workplace injuries, heart attacks and other ailments in the week after the spring shift. Is there a downside to DST?Īccording to a 2019 article by the Associated Press, a sudden, forward time shift causes people to lose sleep, which, in turn, causes a variety of problems. Department of Transportation officials also claim that DST reduces crime, as more people are out conducting their affairs during daylight hours, instead of at night, when more crime occurs. Department of Transportation, DST also has the effect of saving lives and preventing traffic injuries, as more people travel to and from school and work, as well as complete errands during daylight times. When DST ends, according to NIST's website, it has the effect of moving an hour of daylight from the evening to the morning.Īccording to the U.S. Why is there DST?Īccording to the National Institute of Standards and Technology, DST, or the practice of moving the clocks an hour ahead, has the effect of creating more sunlit hours in the evening, during months when the weather is the warmest. on the first Sunday of November, when the clock returns to 1:00 a.m. on the second Sunday of March, when the clock skips to 3:00 a.m., to 2:00 a.m. observes Daylight Saving Time from 2:00 a.m.

These times of year are the busiest with tourists.According to the Library of Congress, DST came about as a result of the Standard Time Act, which was passed and signed into law in 1918.Ĭurrently, according to the NIST, the U.S.

On average, it rains or snows a smalll amount: 1 to 2 times per month. Weather is somewhat cool this time of year in Phoenix to be enjoyable for warm weather travelers. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced. It rains or snows a barely noticeable amount: 0 to 1 days per month. Fall (September through November)įall daily highs range from 104.7☏ (40.4☌) and 73.4☏ (23☌), which will feel very nice given the humidity and wind. June – August is the slowest season for tourism in Phoenix, so lodging and other accommodations may cost less than usual. These months see moderate precipitation with 0 to 3 days of precipitation per month. The middle-year months have hot weather with high temperatures that are extremely hot. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do. Rain is extremely rare with 0 to 1 days of significant precipitation per month. Highs range from 102.2☏ (39☌) and 76.3☏ (24.6☌) with warmer temperatures in the later months. Humidity and temperatures combine to make this season feel warm. Overall Phoenix Travel Experience by Season Spring (March through May)
