Answer: DST

AnswerCrossword Clue
DSTJuly hrs., in most states
DSTIt lasts almost eight mos.
DSTMar.-to-Nov. setting
DSTIt ends in Nov.
DSTMuch-anticipated spring thing: Abbr.
DST"Spring ahead" abbr.
DSTAnnual cause of losing an hr.'s sleep, perhaps
DSTHaw. doesn't observe it
DST"Spring forward" letters
DSTThis year, it ends Nov. 3rd
DSTSummer clock setting (abbr.)
DSTAriz. hasn't observed it since 1967
DSTSummer setting (abbr.)
DSTSyst. of late sunsets
DSTLetters that change hands in April?
DSTSchedule-shifting syst.
DSTHartford summer hrs.
DSTIts arrival may lead to a missed appt.
DST"Spring ahead" syst.
DST"Spring ahead" letters
DSTIt returns just before spring: Abbr.
DSTAug. hrs.
DSTSpring-ahead letters
DSTSummer hrs.
DSTAug. clock setting
DSTSummer time?
DSTHrs. that end next month(!): Abbr.
DSTClock setting (abbr.)
DSTAugust hrs.
DSTWash., D.C., thoroughfare
DST"Spring ahead" hrs.
DSTSummer hours
DSTHrs. of summer
DST"Spring forward, fall back" syst.
DSTApr.-to-Oct. setting
DSTAug. hours
DSTIt ends in Oct.
DSTIt ends in late Oct.
DSTIt starts in Apr.
DSTIt starts on Mar. 11th this year