Live · calculated from the IANA time-zone database
Time difference between London and Mexico City
Short answer
Mexico City is 7 hours behind London. Right now it is 13:36 in London (GMT+1, UTC+1) and 06:36 in Mexico City (CST, UTC−6).
Right now
London · United Kingdom
13:36
Tuesday, September 15, 2026
British Summer Time · GMT+1 · UTC+1
Mexico City · Mexico
06:36
Tuesday, September 15, 2026
Central Standard Time · CST · UTC−6
Times at the moment this page was generated. Reload for a fresh reading.
Does the difference between London and Mexico City change during the year?
Yes. For 210 days of 2026 the difference is 7 hours, but it moves whenever London or Mexico City enters or leaves daylight saving time. Here is the full 2026 calendar (dates in UTC):
| From | Until | Mexico City vs London |
|---|---|---|
| January 1 | March 29 | −6 h |
| March 29 | October 25 | −7 h |
| October 25 | December 31 | −6 h |
The highlighted row is the current period. Every date comes from each zone's official rules, not from a hand-typed table.
Best time to call Mexico City from London (and vice versa)
The window in which both cities are inside their 9:00–17:00 working day runs from 16:00 to 17:00 in London, which is 09:00 to 10:00 in Mexico City: 1 hour of overlap per day. For a call that disturbs nobody, aim for the middle of that window.
Outside that window, the practical rule: mornings in London are afternoons in Mexico City. Avoid any hour that falls before 8:00 or after 21:00 in either city.
London to Mexico City conversion table
Each London hour and its equivalent in Mexico City today. Rows shaded green are working hours (9:00–17:00) in both cities at once.
| London time · Tue, Sep 15 | Mexico City time |
|---|---|
| 00:00 | 17:00previous day |
| 01:00 | 18:00previous day |
| 02:00 | 19:00previous day |
| 03:00 | 20:00previous day |
| 04:00 | 21:00previous day |
| 05:00 | 22:00previous day |
| 06:00 | 23:00previous day |
| 07:00 | 00:00 |
| 08:00 | 01:00 |
| 09:00 | 02:00 |
| 10:00 | 03:00 |
| 11:00 | 04:00 |
| 12:00 | 05:00 |
| 13:00 | 06:00 |
| 14:00 | 07:00 |
| 15:00 | 08:00 |
| 16:00 | 09:00 |
| 17:00 | 10:00 |
| 18:00 | 11:00 |
| 19:00 | 12:00 |
| 20:00 | 13:00 |
| 21:00 | 14:00 |
| 22:00 | 15:00 |
| 23:00 | 16:00 |
Looking for it the other way round? This page covers both directions: Mexico City to London is the same difference with the sign flipped.
The two time zones
London — Europe/London
London sits on the Greenwich meridian: GMT (UTC+0) in winter and British Summer Time (UTC+1) from the last Sunday of March to the last Sunday of October.
Mexico City — America/Mexico_City
Mexico City abolished daylight saving in October 2022 and now stays on UTC−6 all year, so it lines up with Chicago in winter and with Denver in summer.
Frequently asked questions
How many hours difference between London and Mexico City?
Mexico City is 7 hours behind London. For most of the year (210 days) the difference is 7 hours; it shifts during the weeks when one of the two cities enters or leaves daylight saving time.
When it is 12:00 noon in London, what time is it in Mexico City?
05:00 in Mexico City (at today's difference of 7 hours).
What is the best time for a meeting between London and Mexico City?
Between 16:00 and 17:00 in London, which is 09:00–10:00 in Mexico City: 1 hour of overlap inside both cities' 9:00–17:00 working day.
Do London and Mexico City observe daylight saving time?
London: yes. Mexico City: no. Because only one of them changes its clocks, the difference moves by one hour twice a year.
What time zone is London in? And Mexico City?
London: British Summer Time (Europe/London, UTC+1). Mexico City: Central Standard Time (America/Mexico_City, UTC−6).
Tools
Meeting grid — add both cities and click a slot
Time zone converter — any city, any time
Working hours overlap calculator
Daylight saving time 2027 — all dates
More time differences from London
More time differences from Mexico City
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