Daylight saving time ends in Florida, with clocks falling back until 2036. Pennsylvania observes the practice, and similar adjustments are made in Seattle. A proposal suggests permanent daylight saving time could alter winter sunrises and sunsets across the U.S. The News-Press reported that Florida will continue falling back until 2036. USA Today confirmed that Pennsylvania observes daylight saving time, and FOX 13 Seattle noted the adjustments made in Seattle. WOWO proposed that permanent daylight saving time could change winter sunrises and sunsets nationwide.