Time in Arizona, United States (2024)

FAQs

What is the time in Arizona just now? ›

Time Zone. Arizona is on Mountain Standard Time . Arizona does not observe Daylight Saving Time, with the exception of the Navajo Nation.

Hawaii and most of Arizona, as well as all U.S. territories, have made that change, while lawmakers in California, Illinois, Indiana, Kentucky, Massachusetts, New Hampshire, New York, Oregon, Washington and West Virginia have recently introduced bills to do the same.

Arizona. Arizona made the decision not to observe daylight saving time in 1968, according to the state library. The state made the decision based on the hotter temperatures and desert climate in Arizona, CBS affiliate KOLD reported. When the clocks spring forward, sunset is an hour later.

The US East Coast is always three hours ahead of California, but not Arizona. Arizona does not observe daylight savings time, so the state is three hours behind the eastern time zone in the summer and two hours behind in the winter.

Yes, Arizona effectively has two time zones. Arizona is in the Mountain Standard Time zone, and most of the state does not observe daylight saving time. However, the Navajo Nation, in the northeastern part of the state, does observe daylight saving time.

All of Arizona is in the Mountain Time Zone. Since 1968, most of the state—except the Navajo Nation—does not observe daylight saving time and remains on Mountain Standard Time (MST) all year.

Arizona is one hour ahead of California. Outside of the Navajo Nation, Arizona is always on Mountain Standard Time. So when California moves to Pacific Daylight Time, clocks in both states show identical time.

Daylight saving time is going to begin Sunday the same way the twice-a-year time change has started for the last 17 years, only to end in November 2024 — but that end won't be permanent.

What state doesn't change time? ›

Exceptions include Arizona (except for the Navajo, who do observe daylight saving time in the Navajo Nation), Hawaii, and the territories of American Samoa, Guam, the Northern Mariana Islands, Puerto Rico, and the United States Virgin Islands.

President Lyndon B. Johnson working in the Oval Office at the White House. Johnson signed the Uniform Time Act into law in 1966.

Arizona is one of the more well-known examples of states not following daylight saving time. Instead, the state observes Mountain Standard Time year-round. But the Navajo Nation, which is partially in Arizona, does observe DST.

The reason why is simple. In Arizona, shifting an hour of daylight to the evening, when temperatures typically are warmest, means one more hour of air conditioning, which means increased energy consumption and more service calls by heating and air conditioning companies like Day & Night Air.

If you've ever been to Arizona, it's easy to understand why they prefer the nighttime hours to come a little sooner in the summer. As The Arizona Republic explains, by remaining on Mountain Standard Time year-round, the sun sets earlier (at least according to the clocks), providing some relief on a hot summer day.

This results in most of Arizona having the same time as neighboring California each year from March to November, when locations in the Pacific Time Zone observe daylight saving time.

What time zone is Phoenix in? Phoenix — and most of Arizona, except for the Navajo Nation — observes Mountain Standard Time year-round.

Since California (CA) and Arizona (AZ) currently have equivalent time zones, you can call someone during your normal hours and it will be the same time in Arizona as it is in California.

If you live in Arizona and you want to call a friend in Florida, you can try calling them between 4:00 AM and 8:00 PM your time. This will be between 7AM - 11PM their time, since Florida (FL) is 3 hours ahead of Arizona (AZ).