(NEXSTAR) — It’s nearly fall, which means it's nearly time for the majority of the U.S. to switch their clocks back an hour as daylight saving time comes to an end. You’ll gain an hour of sleep for one day only, November 2, but will otherwise see the sun set earlier for several weeks.

The approaching biannual change also prompts invigorated conversations about “locking the clocks” and putting the nation on a permanent, year-round time.

There are arguments for both sides of the clock, largely focused on whether the “extra” hour of daylight should occur in the morning or at night.

The value — or drawback — of either can vary depending on where you live.

Arizona, for example, is one of two states that observe year-round standard time, an option afforded them by Congress. By not jumping ahead an hour in spring, most of the state (the Navajo Nation does not follow permanent standard time) sees an earlier sunset that can offer quicker reprieve from hot summer days.

In Phoenix, where temperatures have been in the 100s and 110s this month, the sun has been setting well before 7:30 p.m. local time. Meanwhile, in Las Vegas, where temperatures have been about the same, the sun has been setting closer to 8........

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