Clocks in 48 states will "spring forward" this weekend as most of the United States moves to Daylight Saving Time (DST) -- but not for Arizona ... is in the same time zone as Denver from November ...

The Navajo Nation spans Arizona, Utah, and New Mexico, and observes daylight saving time to ensure the same time zone exists for all members. Due to Arizona’s extreme heat, the state opted out ...

Most of Arizona stayed on daylight saving time, but Phoenix and Maricopa County did not want to do so. In 1919, Phoenix was in a different time zone than the rest of the state. When World War II ...

But what about the states that don't observe daylight saving time? What is the time zone math like for that? If it's 6 p.m. in Florida, what time is it in Arizona or Hawaii, and how do you ...

That doesn't change, whether it's daylight saving time or not. But it's tricky for those in Arizona or Hawaii. What is the time zone math like if you live there? If it's 6 p.m. in Florida ...

Just look at a map of the countries that use daylight saving time today to see which regions really find the shift worthwhile. Arizona’s relationship to daylight saving time is … complicated ...

Daylight savings was reimplemented when time zones in the nation were standardized ... Hawaii and most of Arizona do not observe daylight saving time. Because of its desert climate, Arizona ...

There is even a reduction in crime rates because of increased daylight. Hawaii and most (but not all) of Arizona do not observe daylight savings time ... sluggishly to time zone changes.

MST is Arizona’s “permanent time zone.” The Navajo Nation in the northeast quarter of the state does observe daylight saving time. The Hopi Nation, fully surrounded by the Navajo reservation ...

That doesn't change, whether it's daylight saving time or not. But it's tricky for those in Arizona or Hawaii. What is the time zone math like if you live there? If it's 6 p.m. in Florida ...