Mexico City to United Kingdom
+7hMexico City
CSTSOURCEUnited Kingdom
BSTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and BST on the World Map
The map below highlights the CST (Central Standard Time) and BST (Greenwich Mean Time) timezone regions across the globe.
CST – Central Standard Time
UTC-06:00Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.
- •CST covers 20 US states fully or partially.
- •Chicago and Houston are the two largest cities in the Central Time Zone.
- •Mexico City, one of the world's most populous cities, operates on CST.
- •CST is 1 hour behind EST and 2 hours ahead of PST.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About Mexico City
WikipediaMexico City operates on Central Time (CST/CDT), same as Chicago. As North America's largest city, Mexico City bridges US and Latin American business hours.
Mexico City is the oldest capital city in the Americas.
Everything You Need to Know About Mexico City and United Kingdom Time
Mexico City runs on Central Standard Time (CST) at UTC-06:00. United Kingdom runs on British Summer Time (BST) at UTC+01:00, also currently on daylight saving time. That puts Mexico City 7 hours ahead of United Kingdom — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in Mexico City it is 4:00 PM in United Kingdom. Midnight in Mexico City is 7:00 AM in United Kingdom.United Kingdom observes daylight saving time while Mexico City does not, so the gap narrows or widens by an hour part of the year.
Mexico City to United Kingdom time conversion table
| Mexico City (CST) | United Kingdom (BST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert Mexico City to United Kingdom time
- Scheduling a call from Mexico City to United Kingdom: a 10:00 AM start in Mexico City lands at 5:00 PM in United Kingdom, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Mexico City and United Kingdom are inside the 9-to-5 working day between 9:00 AM and 10:00 AM CST time (4:00 PM–5:00 PM BST). That is roughly 1 hours of usable overlap.
- Coordinating a Mexico City-based team with United Kingdom contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM CST as the recurring meeting window if you work primarily from Mexico City and need United Kingdom colleagues present.
- United Kingdom: Clocks fall back on Sun, Oct 25, 2026. Any meeting series spanning that date will shift by an hour in local time.
About CST (Central Standard Time)
Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best time to call between Mexico City and United Kingdom
Both Mexico City and United Kingdom sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM CST, which is 4:00 PM–5:00 PM BST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Mexico City and United Kingdom overlap for only 60 minutes (9:00 AM–10:00 AM CST), so meetings have to be booked precisely.
Mexico City is 7 hours ahead of United Kingdom (CST UTC-06:00 → BST UTC+01:00). The shared working window is 9:00 AM–10:00 AM CST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Mexico City
Does not observe DST
United Kingdom
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Mexico City and United Kingdom?
Mexico City (CST, UTC-06:00) is 7 hours ahead of United Kingdom (BST, UTC+01:00). The gap is currently +7h.
How do I convert Mexico City time to United Kingdom time?
Add +7h to Mexico City local time. For example, 9:00 AM in Mexico City is 4:00 PM in United Kingdom.
What time is it in United Kingdom right now?
United Kingdom uses BST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h offset from Mexico City.
What is the best time to call United Kingdom from Mexico City?
Call between 9:00 AM and 10:00 AM CST — that maps to 4:00 PM–5:00 PM BST and keeps both parties inside the working day.
Which is ahead, Mexico City or United Kingdom?
Mexico City is 7 hours ahead of United Kingdom. When it is 12:00 PM in Mexico City it is 7:00 PM in United Kingdom.
Do Mexico City and United Kingdom use different time zones?
Mexico City (Mexico) uses CST at UTC-06:00, while United Kingdom (United Kingdom) uses BST at UTC+01:00. The IANA identifiers are America/Mexico_City and Europe/London.
Does daylight saving time affect the Mexico City–United Kingdom difference?
Yes at the moment: United Kingdom is on daylight saving time and Mexico City is not, so the +7h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Mexico City's time zone?
CST also covers Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis and 6 more.
Which countries use CST, Mexico City's zone?
CST is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, Costa Rica, Nicaragua and 1 more.
Is there a day difference between Mexico City and United Kingdom?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between Mexico City and United Kingdom?
United Kingdom is +7h from Mexico City.
What timezone is Mexico City in?
Mexico City operates on Central Time (CST/CDT), same as Chicago. As North America's largest city, Mexico City bridges US and Latin American business hours.
What timezone is United Kingdom in?
United Kingdom operates on its local timezone.
What are the business hours in Mexico City?
Standard business hours in Mexico City are 9:00 AM - 6:00 PM CST.
Which countries use CST (Central Standard Time)?
CST is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, and 3 more countries.
Does CST observe daylight saving time?
Yes, CST switches to CDT during summer months.
What are some interesting facts about CST?
CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in Mexico City, what time is it in United Kingdom?
When it is 12:00 AM (midnight) in Mexico City (CST), it is +7h later in United Kingdom (GMT).
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