Lima to MDT
-1hLima
PETSOURCEMDT
MDTGreen rows indicate typical business hours (9 AM - 5 PM)
PET and MDT on the World Map
The map below highlights the PET (Peru Time) and MDT (Mountain Daylight Time) timezone regions across the globe.
PET – Peru Time
UTC-05:00Peru Time (PET) is the standard time for Peru, 5 hours behind UTC.
- •Peru does not observe daylight saving time.
- •PET is the same offset as EST (UTC-05:00).
- •Lima is the 5th largest city in the Americas.
MDT – Mountain Daylight Time
UTC-06:00Mountain Daylight Time (MDT) is the daylight saving offset in the Mountain Time Zone, 6 hours behind UTC.
- •MDT shares the same offset as CST (UTC-06:00).
- •Arizona does not switch to MDT, remaining on MST.
Lima vs MDT: Offsets, DST and Best Call Times
Lima runs on Peru Standard Time (PET) at UTC-05:00. MDT runs on Mountain Daylight Time (MDT) at UTC-06:00. That puts Lima 1 hour behind MDT — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in Lima it is 8:00 AM in MDT. Midnight in Lima is 11:00 PM in MDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Lima to MDT time conversion table
| Lima (PET) | MDT (MDT) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert Lima to MDT time
- Scheduling a call from Lima to MDT: a 10:00 AM start in Lima lands at 9:00 AM in MDT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Lima and MDT are inside the 9-to-5 working day between 10:00 AM and 5:00 PM PET time (9:00 AM–4:00 PM MDT). That is roughly 7 hours of usable overlap.
- Coordinating a Lima-based team with MDT 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 PET" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM PET as the recurring meeting window if you work primarily from Lima and need MDT colleagues present.
About PET (Peru Time)
Peru Time (PET) is the time zone used throughout Peru. Peru does not observe daylight saving time. PET shares the same offset as EST (UTC-05:00). Lima, the capital, is the economic center of Peru.
About MDT (Mountain Daylight Time)
Mountain Daylight Time (MDT) is observed during summer months in the Mountain Time Zone, except in Arizona which stays on MST year-round. MDT aligns with Central Standard Time (CST) at UTC-06:00.
Best time to call between Lima and MDT
Both Lima and MDT sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM PET, which is 9:00 AM–4:00 PM MDT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Lima and MDT share 7 hours of working-hours overlap (10:00 AM–5:00 PM PET), so scheduling a live meeting is straightforward.
Lima is 1 hour behind MDT (PET UTC-05:00 → MDT UTC-06:00). The shared working window is 10:00 AM–5:00 PM PET. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Lima
Does not observe DST
MDT
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 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 Lima and MDT?
Lima (PET, UTC-05:00) is 1 hour behind MDT (MDT, UTC-06:00). The gap is currently -1h.
How do I convert Lima time to MDT time?
Add -1h to Lima local time. For example, 9:00 AM in Lima is 8:00 AM in MDT.
What time is it in MDT right now?
MDT uses MDT at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from Lima.
What is the best time to call MDT from Lima?
Call between 10:00 AM and 5:00 PM PET — that maps to 9:00 AM–4:00 PM MDT and keeps both parties inside the working day.
Which is behind, Lima or MDT?
Lima is 1 hour behind MDT. When it is 12:00 PM in Lima it is 11:00 AM in MDT.
Do Lima and MDT use different time zones?
Lima (Peru) uses PET at UTC-05:00, while MDT uses MDT at UTC-06:00. The IANA identifiers are America/Lima and America/Denver.
Does daylight saving time affect the Lima–MDT difference?
Neither zone observes daylight saving time, so the -1h offset between Lima and MDT is fixed all year.
Which other cities share Lima's time zone?
PET also covers Lima, Arequipa, Trujillo, Cusco, Callao.
Which countries use PET, Lima's zone?
PET is used in Peru.
Is there a day difference between Lima and MDT?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between Lima and MDT?
MDT is -1h from Lima.
What timezone is Lima in?
Lima operates on its local timezone.
What timezone is MDT in?
MDT operates on its local timezone.
Which countries use PET (Peru Time)?
PET is used in Peru.
Does PET observe daylight saving time?
No, PET does not observe daylight saving time and remains at UTC-05:00 year-round.
What are some interesting facts about PET?
Peru does not observe daylight saving time. PET is the same offset as EST (UTC-05:00).
Which cities are in the MDT timezone?
Major cities in the MDT timezone include Denver, Calgary, Edmonton, Salt Lake City, Boise.
What is the UTC offset for MDT?
Mountain Daylight Time (MDT) is at UTC-06:00. During daylight saving time, it shifts to MST.
What should I know about the MDT timezone?
MDT shares the same offset as CST (UTC-06:00). Arizona does not switch to MDT, remaining on MST.
When is it midnight in Lima, what time is it in MDT?
When it is 12:00 AM (midnight) in Lima (PET), it is -1h later in MDT (MDT).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Lima time conversions
- lima to pet
- lima to peru
- lima to new york
- lima to los angeles
- lima to chicago
- lima to denver
- lima to toronto
- lima to vancouver
- lima to mexico city
- lima to sao paulo
- lima to buenos aires
- lima to bogota
- lima to santiago
- lima to anchorage
- lima to london
- lima to dubai
- lima to tokyo
- lima to singapore
- lima to sydney
- lima to paris
- lima to delhi
- lima to mumbai
- lima to berlin
- lima to hong kong
- lima to kathmandu
- new york to lima
- london to lima
- dubai to lima
- tokyo to lima
- singapore to lima
- sydney to lima
- los angeles to lima
- paris to lima
- delhi to lima
- mumbai to lima
- berlin to lima
See every conversion from Lima →·See every conversion from MDT →