Monterrey runs on UTC−6 (CST) every day of the year, with no daylight saving time.
Monterrey and your time
Monterrey at a glance
| Country | Mexico |
|---|---|
| Region | Nuevo León |
| Time zone | America/Monterrey |
| Abbreviation now | CST |
| UTC offset now | UTC−6 |
| Daylight saving time | Not observed since 2022 |
| Coordinates | 25.68° N, 100.32° W |
Monterrey time zone and clock changes
The clocks in Monterrey follow America/Monterrey and do not move with the seasons. The last daylight saving period here was in 2022. Since then the offset has stayed at UTC−6.
Although Mexico has 4 different offsets, Monterrey keeps the same time as Mexico City.
Clock changes in Monterrey, 2026 and 2027
No clock changes are scheduled in Monterrey for 2026 or 2027.
How far ahead or behind Monterrey is
A 9:00 AM start in Monterrey is 3:00 PM in London, 2:00 AM (next day) in Sydney and 7:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| Mexico City | --:-- | Same time | Same time | Same time | 8 h |
| New York (United States) | --:-- | 1 h ahead | 1 h ahead | 2 h ahead | 7 h |
| Los Angeles (United States) | --:-- | 2 h behind | 2 h behind | 1 h behind | 6 h |
| London (United Kingdom) | --:-- | 6 h ahead | 6 h ahead | 7 h ahead | 2 h |
| Paris (France) | --:-- | 7 h ahead | 7 h ahead | 8 h ahead | 1 h |
| Dubai (United Arab Emirates) | --:-- | 10 h ahead | 10 h ahead | 10 h ahead | None |
| Mumbai (India) | --:-- | 11 h 30 min ahead | 11 h 30 min ahead | 11 h 30 min ahead | None |
| Singapore | --:-- | 14 h ahead | 14 h ahead | 14 h ahead | None |
| Tokyo (Japan) | --:-- | 15 h ahead | 15 h ahead | 15 h ahead | None |
| Sydney (Australia) | --:-- | 17 h ahead | 17 h ahead | 16 h ahead | None |
| UTC | --:-- | 6 h ahead | 6 h ahead | 6 h ahead | 2 h |
Because Monterrey keeps one offset all year, any change in the gap comes from the other city’s daylight saving time. Compare the January and July columns.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise, sunset and day length in Monterrey
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Over the year, daylight in Monterrey grows from 10 hours 32 minutes to 13 hours 45 minutes and back, a swing of 3 hours 13 minutes.
Daylight through the year in Monterrey
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:45 AM | 6:53 PM | 12 h 8 min |
| June solstice | June 21 | 5:51 AM | 7:35 PM | 13 h 45 min |
| September equinox | September 22 | 6:30 AM | 6:38 PM | 12 h 8 min |
| December solstice | December 21 | 7:23 AM | 5:56 PM | 10 h 32 min |
When the sun is highest in Monterrey
Clock time and sun time line up fairly well in Monterrey: solar noon falls at about 12:40 PM on standard time.
Cities near Monterrey
| City | Distance | Time now | Difference |
|---|---|---|---|
| General Escobedo | 12 km (8 mi) | --:-- | Same time |
| Santa Catarina | 14 km (9 mi) | --:-- | Same time |
| Apodaca | 17 km (10 mi) | --:-- | Same time |
| Ciudad Benito Juárez | 23 km (14 mi) | --:-- | Same time |
| Saltillo | 72 km (45 mi) | --:-- | Same time |
| Monclova | 175 km (109 mi) | --:-- | Same time |
| Reynosa | 208 km (129 mi) | --:-- | Same time |
| Nuevo Laredo | 215 km (133 mi) | --:-- | Same time |
Cities that share Monterrey’s time zone
These cities follow the same time zone rules as Monterrey.
Same time now, different rules
These places read the same time as Monterrey today but follow different rules, so they can drift apart when clocks change.
More cities in Mexico
All time zones and cities in Mexico
Plan around the time in Monterrey
- Convert a time to or from Monterrey: pick a date and time and see it in every city on your list.
- Add Monterrey to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Monterrey and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Monterrey in?
Monterrey uses the America/Monterrey time zone, which is UTC−6 (CST) all year.
Does Monterrey use daylight saving time?
Not any more. Monterrey last changed its clocks for daylight saving time in 2022 and now stays on UTC−6 all year.
What is the time difference between Monterrey and London?
Monterrey is 6 hours behind London in January and 7 hours behind London in July, because London moves its clocks for daylight saving time and Monterrey does not.
Is Monterrey on the same time as Mexico City?
Yes. Monterrey and Mexico City both use UTC−6 right now.
How long is the longest day in Monterrey?
About 13 hours 45 minutes, around the June solstice. The shortest day, around the December solstice, has about 10 hours 32 minutes of daylight.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.