MT — Mountain Time
See what MT means, its UTC-7 offset, where it is used, and how to compare or convert it with other time zones.
How to Convert MT to Other Time Zones
Open the Mountain Time converter page: Visit https://www.xconvert.com/time-converter/mt-time-zone to load the visual comparison grid with Mountain Time (MT) already shown as the reference row. This page is useful when you are scheduling a call with colleagues in other regions, planning a flight connection through Denver or Phoenix, or coordinating support coverage between western and central North America.
Add comparison cities with the + Add City button: Click + Add City and search for places that commonly interact with Mountain Time, such as New York for finance and media, Los Angeles for west coast operations and entertainment, or Mexico City for manufacturing and cross-border business. Adding multiple rows lets you compare the same workday visually, which is especially helpful for remote teams that need overlap between U.S. mountain-region offices and partners in other time zones.
Drag across the grid to select a meeting window: Click Select if needed, then drag across the MT row from 9:00 AM to 11:00 AM MT to highlight that range in purple; the other rows immediately show the equivalent local times. For example, 9:00 AM MT is 11:00 AM in New York and 8:00 AM in Los Angeles, which makes this a practical slot for a sales call that includes east coast clients and west coast product teams without pushing anyone into late evening hours.
Export or share the selected time range: After selecting a range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is useful when you want to send a confirmed meeting block to a distributed team so each person sees the event in local time automatically, whether they are working in Mountain Time year-round or in another region that changes for daylight saving on different dates.
About Mountain Time (MT)
Mountain Time (MT) refers to the time zone used across parts of western North America and is based on UTC−07:00 in its standard form. That means Mountain Time is 7 hours behind Coordinated Universal Time, so when it is 12:00 PM UTC, it is 5:00 AM MT. In practical scheduling terms, MT is 1 hour behind Central Time and 1 hour ahead of Pacific Time, so 9:00 AM MT = 10:00 AM CT = 8:00 AM PT.
In real-world usage, the label MT is often used as a general regional shorthand for the Mountain time zone, but there are two seasonal forms: MST (Mountain Standard Time, UTC−07:00) and MDT (Mountain Daylight Time, UTC−06:00). Because your page data lists Offset: -7.00, that corresponds specifically to the standard offset. However, many users search for "MT" when they really mean the broader Mountain zone that changes seasonally in much of the United States and Canada.
Mountain Time is used in parts of the United States, Canada, and northern Mexico, although coverage is not uniform across each country. In the U.S., states and regions associated with Mountain Time include most of Colorado, Utah, Wyoming, Montana, New Mexico, parts of Idaho, Oregon, North Dakota, South Dakota, Nebraska, Kansas, and Texas, plus Arizona with an important exception on daylight saving. In Canada, Mountain Time is used in Alberta, parts of British Columbia, the Northwest Territories, and parts of Saskatchewan; in Mexico, Baja California Sur, Chihuahua, Nayarit, Sinaloa, and Sonora are commonly associated with Mountain time practices, though local DST rules can differ by state and border region.
Large cities commonly connected with Mountain Time include Denver, Calgary, Edmonton, Salt Lake City, Albuquerque, and Phoenix. These cities matter for business scheduling because the region supports major industries including energy in Alberta and Colorado, aerospace in Colorado, logistics and warehousing in Utah, mining, tourism, and regional airline operations. If you are arranging a meeting with a Denver-based SaaS team, a Calgary energy company, or a Phoenix operations center, understanding the exact Mountain offset on the date of the meeting is essential.
MT and Daylight Saving Time
Mountain Time does not always stay at UTC−07:00 in every location. In most places that observe the Mountain zone seasonally, clocks move from Mountain Standard Time (MST, UTC−07:00) to Mountain Daylight Time (MDT, UTC−06:00) in spring, then return to MST in autumn. This means the region is 6 hours behind UTC during daylight time and 7 hours behind UTC during standard time.
For 2026, the daylight saving transition in most U.S. and Canadian Mountain Time areas begins on Sunday, March 8, 2026, when clocks move forward at 2:00 AM local time to 3:00 AM, switching from MST to MDT. Daylight saving ends on Sunday, November 1, 2026, when clocks move back at 2:00 AM local time to 1:00 AM, switching from MDT to MST. On those dates, meeting windows can shift by one hour relative to regions that do not change at the same moment or do not observe DST at all.
A major exception is Arizona, where most of the state stays on MST year-round and does not observe daylight saving time. That means Phoenix remains at UTC−07:00 all year, so in summer Phoenix matches Pacific Daylight Time cities such as Los Angeles, while in winter Phoenix matches the rest of standard Mountain Time areas such as Denver. Another important exception is Sonora, Mexico, which also generally stays on UTC−07:00 year-round, making it useful for cross-border manufacturing schedules that need a stable offset.
Because of these exceptions, the label MT can be ambiguous unless the date and city are clear. For example, in January, Denver and Phoenix are both UTC−07:00, but in July, Denver is UTC−06:00 while Phoenix remains UTC−07:00. If you are setting up recurring calls across North America, always check the specific city row and date in the converter rather than assuming all Mountain locations move together.
Frequently Asked Questions
What does MT stand for?
MT stands for Mountain Time, the time zone used in parts of North America. In everyday use, it can refer broadly to the Mountain region's local time, but the exact offset depends on whether the location is observing Mountain Standard Time (MST, UTC−07:00) or Mountain Daylight Time (MDT, UTC−06:00) on that date.
Is MT the same as GMT?
No, MT is not the same as GMT. GMT is Greenwich Mean Time, which is effectively UTC+00:00, while Mountain Time is typically UTC−07:00 in standard time or UTC−06:00 in daylight time, so MT is usually 6 or 7 hours behind GMT depending on the season and location.
Which cities use MT?
Major cities associated with Mountain Time include Denver, Phoenix, Salt Lake City, Albuquerque, Calgary, and Edmonton. Not all of these cities follow the same daylight saving rules year-round, so a city-based comparison is more reliable than relying on the MT label alone when booking flights, planning webinars, or coordinating support shifts.
What is the UTC offset for MT?
The standard offset for Mountain Time is UTC−07:00, which matches the page setting you provided. In areas that observe daylight saving time, the offset changes to UTC−06:00 during the daylight period, so the correct answer depends on both the place and the date.
When does MT change for daylight saving time?
In most Mountain Time locations in the United States and Canada, the switch to daylight time happens on Sunday, March 8, 2026, and the return to standard time happens on Sunday, November 1, 2026. However, places such as most of Arizona do not switch, so they remain on UTC−07:00 throughout the year.
Is MT the same as MST?
Not exactly. MST means Mountain Standard Time specifically and always refers to UTC−07:00, while MT is often used more generally for the Mountain time zone as a whole, which may be MST in winter and MDT in summer depending on the location. If you are sending a meeting invite, using the city name or the exact UTC offset avoids confusion.
How far behind UTC is Mountain Time?
Mountain Time is 7 hours behind UTC during standard time and 6 hours behind UTC during daylight time in places that observe DST. For example, if it is 6:00 PM UTC, it is 11:00 AM MST or 12:00 PM MDT, which can affect trading coverage, customer support windows, and live event scheduling.
Why does Phoenix sometimes match Denver and sometimes not?
Phoenix stays on MST (UTC−07:00) all year because most of Arizona does not observe daylight saving time. Denver follows seasonal change, so Denver and Phoenix match in winter, but in summer Denver moves to MDT (UTC−06:00) and becomes 1 hour ahead of Phoenix.