BST to Mexico City Time Converter
CST is 6 hours behind GMT. 9:00 AM GMT = 3:00 AM CST.
CST is 6 hours behind GMT at the moment. To convert BST to Mexico City Time, subtract 6 hours from the BST time: 9:00 AM GMT = 3:00 AM CST.
BST (British Time) is used in United Kingdom from late March to late October. Mexico City Time (Mexico City time) is used in Mexico City, Mexico.
BST here means British Summer Time, not Bangladesh Standard Time. BST (British Summer Time) is not in force right now: United Kingdom from late March to late October is currently on GMT. This page uses whichever name applies on the date you pick, so the numbers below say GMT.
BST to Mexico City Time time conversion table
BST to Mexico City Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BST | Mexico City Time | Day |
|---|---|---|
| 12:00 AM GMT | 6:00 PM CST | previous day |
| 1:00 AM GMT | 7:00 PM CST | previous day |
| 2:00 AM GMT | 8:00 PM CST | previous day |
| 3:00 AM GMT | 9:00 PM CST | previous day |
| 4:00 AM GMT | 10:00 PM CST | previous day |
| 5:00 AM GMT | 11:00 PM CST | previous day |
| 6:00 AM GMT | 12:00 AM CST | night |
| 7:00 AM GMT | 1:00 AM CST | night |
| 8:00 AM GMT | 2:00 AM CST | night |
| 9:00 AM GMT | 3:00 AM CST | night |
| 10:00 AM GMT | 4:00 AM CST | night |
| 11:00 AM GMT | 5:00 AM CST | night |
| 12:00 PM GMT | 6:00 AM CST | — |
| 1:00 PM GMT | 7:00 AM CST | — |
| 2:00 PM GMT | 8:00 AM CST | — |
| 3:00 PM GMT | 9:00 AM CST | work hours |
| 4:00 PM GMT | 10:00 AM CST | work hours |
| 5:00 PM GMT | 11:00 AM CST | — |
| 6:00 PM GMT | 12:00 PM CST | — |
| 7:00 PM GMT | 1:00 PM CST | — |
| 8:00 PM GMT | 2:00 PM CST | — |
| 9:00 PM GMT | 3:00 PM CST | — |
| 10:00 PM GMT | 4:00 PM CST | — |
| 11:00 PM GMT | 5:00 PM CST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert BST to Mexico City Time
Subtract 6 hours from the BST time to get Mexico City Time.
Example: 9:00 AM GMT = 3:00 AM CST.
Across midnight: 1:00 AM GMT = 7:00 PM CST (previous day). The date changes, so always check the day as well as the hour.
Time difference between BST and Mexico City Time
The time difference between BST and Mexico City Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: Mexico City Time is 6 hours behind of BST.
- 29 Mar 2026 – 24 Oct 2026: Mexico City Time is 7 hours behind of BST.
- 25 Oct 2026 – 31 Dec 2026: Mexico City Time is 6 hours behind of BST.
BST and Mexico City Time during daylight saving time
- BST next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- Mexico City Time does not observe daylight saving time; it stays on UTC−6 all year.
Best time for a meeting between BST and Mexico City Time
BST and Mexico City Time share 2 hours of the 9 AM–5 PM working day. Any time between 3:00 PM and 5:00 PM GMT lands between 9:00 AM and 11:00 AM CST, inside working hours for both.
BST to Mexico City Time FAQ
What is the time difference between BST and Mexico City Time?
Right now CST is 6 hours behind GMT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM BST in Mexico City Time?
9:00 AM GMT is 3:00 AM CST.
What is 12 PM (noon) BST in Mexico City Time?
12:00 PM GMT is 6:00 AM CST.
Is Mexico City Time ahead of or behind BST?
CST is 6 hours behind GMT, so it is earlier in Mexico City Time than in BST.
Does BST change for daylight saving time?
Yes. BST next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
Does Mexico City Time change for daylight saving time?
No. Mexico City Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between BST and Mexico City Time?
BST and Mexico City Time share 2 hours of the 9 AM–5 PM working day. Any time between 3:00 PM and 5:00 PM GMT lands between 9:00 AM and 11:00 AM CST, inside working hours for both.
Related conversions
Convert Mexico City Time to BST
Convert BST to other time zones
Convert other time zones to Mexico City Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.