CDT to Edmonton
-1hCDT
CDTSOURCEEdmonton
MDTGreen rows indicate typical business hours (9 AM - 5 PM)
CDT and MDT on the World Map
The map below highlights the CDT (Central Daylight Time) and MDT (Mountain Standard Time) timezone regions across the globe.
CDT – Central Daylight Time
UTC-05:00Central Daylight Time (CDT) is the daylight saving offset in the Central Time Zone, 5 hours behind UTC.
- •CDT is the same offset as EST (UTC-05:00), which can cause confusion.
- •CDT runs from the second Sunday in March to the first Sunday in November.
MST – Mountain Standard Time
UTC-07:00Mountain Standard Time (MST) is the time zone for the Mountain region of North America, 7 hours behind UTC.
- •Arizona does not observe daylight saving time, staying on MST year-round.
- •The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
- •Denver, the 'Mile High City', is the largest city fully in MST.
- •MST covers 6 US states entirely and parts of several others.
About Edmonton
WikipediaEdmonton operates on Mountain Time (MST/MDT), same as Denver. As Alberta's capital and an energy hub, Edmonton time aligns with Western Canadian markets.
The city has the most extensive urban parkland in North America.
Everything You Need to Know About CDT and Edmonton Time
CDT runs on Central Daylight Time (CDT) at UTC-05:00. Edmonton runs on Mountain Daylight Time (MDT) at UTC-06:00, also currently on daylight saving time. That puts CDT 1 hour behind Edmonton — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in CDT it is 8:00 AM in Edmonton. Midnight in CDT is 11:00 PM in Edmonton.Edmonton observes daylight saving time while CDT does not, so the gap narrows or widens by an hour part of the year.
CDT to Edmonton time conversion table
| CDT (CDT) | Edmonton (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 CDT to Edmonton time
- Scheduling a call from CDT to Edmonton: a 10:00 AM start in CDT lands at 9:00 AM in Edmonton, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CDT and Edmonton are inside the 9-to-5 working day between 10:00 AM and 5:00 PM CDT time (9:00 AM–4:00 PM MDT). That is roughly 7 hours of usable overlap.
- Booking travel or deliveries: tracking Edmonton local time against CDT keeps pickup windows and arrival estimates honest across the -1h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CDT" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM CDT as the recurring meeting window if you work primarily from CDT and need Edmonton colleagues present.
- Edmonton: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About CDT (Central Daylight Time)
Central Daylight Time (CDT) is observed during summer months in the US and Canadian portions of the Central Time Zone. Clocks are moved forward by one hour, aligning with Eastern Standard Time (EST). Most of Mexico and Central America do not observe CDT, staying on CST year-round.
About MST (Mountain Standard Time)
Mountain Standard Time (MST) covers the Rocky Mountain region of the United States and Canada. Arizona is notable for not observing daylight saving time, staying on MST year-round (except the Navajo Nation). The time zone includes major cities like Denver, Phoenix, Calgary, and Salt Lake City. During summer, most areas switch to Mountain Daylight Time (MDT, UTC-06:00).
Best time to call between CDT and Edmonton
Both CDT and Edmonton sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM CDT, 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
CDT and Edmonton share 7 hours of working-hours overlap (10:00 AM–5:00 PM CDT), so scheduling a live meeting is straightforward.
CDT is 1 hour behind Edmonton (CDT UTC-05:00 → MDT UTC-06:00). The shared working window is 10:00 AM–5:00 PM CDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
CDT
☀ Currently in DST
Standard: UTC-06:00 · DST: UTC-05:00
Clocks fall back on Sun, Nov 1, 2026
Edmonton
☀ 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 CDT and Edmonton?
CDT (CDT, UTC-05:00) is 1 hour behind Edmonton (MDT, UTC-06:00). The gap is currently -1h.
How do I convert CDT time to Edmonton time?
Add -1h to CDT local time. For example, 9:00 AM in CDT is 8:00 AM in Edmonton.
What time is it in Edmonton right now?
Edmonton 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 CDT.
What is the best time to call Edmonton from CDT?
Call between 10:00 AM and 5:00 PM CDT — that maps to 9:00 AM–4:00 PM MDT and keeps both parties inside the working day.
Which is behind, CDT or Edmonton?
CDT is 1 hour behind Edmonton. When it is 12:00 PM in CDT it is 11:00 AM in Edmonton.
Do CDT and Edmonton use different time zones?
CDT uses CDT at UTC-05:00, while Edmonton (Canada) uses MDT at UTC-06:00. The IANA identifiers are America/Chicago and America/Edmonton.
Does daylight saving time affect the CDT–Edmonton difference?
Yes at the moment: Edmonton is on daylight saving time and CDT is not, so the -1h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share CDT's time zone?
CDT also covers Chicago, Houston, Dallas, Austin, Winnipeg, Nashville.
Which countries use CDT, CDT's zone?
CDT is used in United States (Central), Canada (Manitoba).
Is there a day difference between CDT and Edmonton?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between CDT and Edmonton?
Edmonton is -1h from CDT.
What timezone is CDT in?
CDT operates on its local timezone.
What timezone is Edmonton in?
Edmonton operates on Mountain Time (MST/MDT), same as Denver. As Alberta's capital and an energy hub, Edmonton time aligns with Western Canadian markets.
What are the business hours in Edmonton?
Standard business hours in Edmonton are 8:00 AM - 5:00 PM MST.
Which countries use CDT (Central Daylight Time)?
CDT is used in United States (Central), Canada (Manitoba).
Does CDT observe daylight saving time?
Yes, CDT switches to CST during summer months.
What are some interesting facts about CDT?
CDT is the same offset as EST (UTC-05:00), which can cause confusion. CDT runs from the second Sunday in March to the first Sunday in November.
Which cities are in the MST timezone?
Major cities in the MST timezone include Denver, Phoenix, Salt Lake City, Calgary, Edmonton, Albuquerque, El Paso, Tucson.
What is the UTC offset for MST?
Mountain Standard Time (MST) is at UTC-07:00. During daylight saving time, it shifts to MDT.
What should I know about the MST timezone?
Arizona does not observe daylight saving time, staying on MST year-round. The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
When is it midnight in CDT, what time is it in Edmonton?
When it is 12:00 AM (midnight) in CDT (CDT), it is -1h later in Edmonton (MST).
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