CDT to NZST to MST Time Converter
New Zealand is on daylight saving time: NZDT (UTC+13) until Sun, Apr 4, 2027.
Mountain Time is on daylight saving time: MDT (UTC−6) until Sun, Nov 1.
Arizona stays on MST (UTC−7).
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
7:00 am07:00 CDT (UTC-5), Oct 17, 2026 = 1:00 am01:00 NZDT (UTC+13), Oct 18, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 17, 2026
CDT is 18 hours behind NZDT. CDT is 1 hour ahead of MDT.
How the time difference changes
CDT to NZST
Depending on seasonal clock changes, CDT is 17 hours behind NZST, CDT is 18 hours behind NZDT, or CST is 19 hours behind NZDT.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in CDT correspond to 2:00 am (next day) to 11:00 am (next day) in NZST, working hours of 9:00 am to 6:00 pm in CDT correspond to 3:00 am (next day) to 12:00 pm (next day) in NZDT, or working hours of 9:00 am to 6:00 pm in CST correspond to 4:00 am (next day) to 1:00 pm (next day) in NZDT.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in CDT correspond to 02:00 (next day) to 11:00 (next day) in NZST, working hours of 09:00 to 18:00 in CDT correspond to 03:00 (next day) to 12:00 (next day) in NZDT, or working hours of 09:00 to 18:00 in CST correspond to 04:00 (next day) to 13:00 (next day) in NZDT.
CDT to MST
For most of the year, CDT is 1 hour ahead of MDT. From Nov 1, 2026 to Mar 14, 2027, CST is 1 hour ahead of MST. Briefly around clock changes, CDT is 2 hours ahead of MST or CST and MDT have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in CDT correspond to 8:00 am to 5:00 pm in MDT. At other times of the year, working hours of 9:00 am to 6:00 pm in CST correspond to 8:00 am to 5:00 pm in MST.For most of the year, working hours of 09:00 to 18:00 in CDT correspond to 08:00 to 17:00 in MDT. At other times of the year, working hours of 09:00 to 18:00 in CST correspond to 08:00 to 17:00 in MST.
Compare CDT time with NZST and MST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Central Daylight Time is 18 hours behind New Zealand Daylight Time. Central Daylight Time is 1 hour ahead of Mountain Daylight Time.
7:00 am07:00 in CDT is 1:00 am01:00 in NZDT and is 6:00 am06:00 in MDT
CDT to NZDT call time
Best time for a conference call or a meeting is between 3pm-6pm15:00-18:00 in CDT which corresponds to 9am-12pm09:00-12:00 in NZDT (next day)
CDT to MDT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in CDT which corresponds to 9am-5pm09:00-17:00 in MDT
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
1:00 am01:00 New Zealand Daylight Time (NZDT). Offset UTC +13:00 hours
6:00 am06:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
7:00 am07:00 CDT / 1:00 am01:00 NZDT / 6:00 am06:00 MDT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| CDT | NZDT | MDT |
|---|---|---|
| 6:00pm | 11:00pm previous day | |
| 7:00pm | 12:00am | |
| 8:00pm | 1:00am | |
| 9:00pm | 2:00am | |
| 10:00pm | 3:00am | |
| 11:00pm | 4:00am | |
| 12:00am next day | 5:00am | |
| 1:00am next day | 6:00am | |
| 2:00am next day | 7:00am | |
| 3:00am next day | 8:00am | |
| 4:00am next day | 9:00am | |
| 5:00am next day | 10:00am | |
| 6:00am next day | 11:00am | |
| 7:00am next day | 12:00pm | |
| 8:00am next day | 1:00pm | |
| 9:00am next day | 2:00pm | |
| 10:00am next day | 3:00pm | |
| 11:00am next day | 4:00pm | |
| 12:00pm next day | 5:00pm | |
| 1:00pm next day | 6:00pm | |
| 2:00pm next day | 7:00pm | |
| 3:00pm next day | 8:00pm | |
| 4:00pm next day | 9:00pm | |
| 5:00pm next day | 10:00pm | |
| 18:00 | 23:00 previous day | |
| 19:00 | 00:00 | |
| 20:00 | 01:00 | |
| 21:00 | 02:00 | |
| 22:00 | 03:00 | |
| 23:00 | 04:00 | |
| 00:00 next day | 05:00 | |
| 01:00 next day | 06:00 | |
| 02:00 next day | 07:00 | |
| 03:00 next day | 08:00 | |
| 04:00 next day | 09:00 | |
| 05:00 next day | 10:00 | |
| 06:00 next day | 11:00 | |
| 07:00 next day | 12:00 | |
| 08:00 next day | 13:00 | |
| 09:00 next day | 14:00 | |
| 10:00 next day | 15:00 | |
| 11:00 next day | 16:00 | |
| 12:00 next day | 17:00 | |
| 13:00 next day | 18:00 | |
| 14:00 next day | 19:00 | |
| 15:00 next day | 20:00 | |
| 16:00 next day | 21:00 | |
| 17:00 next day | 22:00 |
Central Daylight Time
Offset: CDT is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the CDT time zone is Chicago in the United States, with about 2.664 million people. Other major cities in this time zone include Houston, San Antonio, Dallas, Fort Worth.
French: HAC - Heure Avancée du Centre
Spanish: CT - Zona Centro
Today all shaded areas are on CDT.
Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Central Standard Time (CST).
Start: Central Daylight Time (CDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Central Daylight Time (CDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
CDT representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for CDT
- R - short form of 'Romeo'
- America/Chicago
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Matamoros
- America/Menominee
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Resolute
- America/Winnipeg
- CST6CDT
- Canada/Central
- US/Central
- US/Indiana-Starke
- Central Daylight Time - UTC -5
- Cuba Daylight Time - UTC -4
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
New Zealand Standard Time
Offset: NZST is 12 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, New Zealand
Principal Cities: The largest city in the NZST time zone is Auckland in New Zealand, with about 1.547 million people. Other major cities in this time zone include Christchurch, Wellington, Hamilton, Tauranga.
Today the shaded areas are on UTC+13 (NZDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe New Zealand Daylight Time (NZDT).
End: New Zealand Standard Time (NZST) ended on Sunday, September 27, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the last Sunday of September.
Start: New Zealand Standard Time (NZST) starts on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00. Standard time starts annually on the first Sunday of April.
See New Zealand daylight saving time and upcoming clock changes worldwide.
NZST representations, usage and related time zones
- +12 - basic short
- +1200 - basic
- +12:00 - extended
- +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates an offset of twelve hours to the east of the zero meridian.
- Mike - Military abbreviation for NZST
- M - short form of 'Mike'
- Antarctica/McMurdo
- Antarctica/South_Pole
- NZ
- Pacific/Auckland
- ANAST - Anadyr Summer Time
- ANAT - Anadyr Time
- FJT - Fiji Time
- GILT - Gilbert Island Time
- M - Mike Time Zone
- MAGST - Magadan Summer Time
- MHT - Marshall Islands Time
- NRT - Nauru Time
- NZST - New Zealand Standard Time
- PETT - Kamchatka Time
- PETST - Kamchatka Summer Time
- TVT - Tuvalu Time
- WFT - Wallis and Futuna Time
Mountain Standard Time
Offset: MST is 7 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the MST time zone is Phoenix in the United States, with about 1.65 million people. Other major cities in this time zone include Ciudad Juárez, Hermosillo, Culiacán, Denver.
French: HNR - Heure Normale des Rocheuses
Spanish: MT - Zona Pacífico
Today the lighter areas are on UTC−6 (MDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Mountain Daylight Time (MDT).
End: Mountain Standard Time (MST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
Start: Mountain Standard Time (MST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
MST representations, usage and related time zones
- -07 - basic short
- -0700 - basic
- -07:00 - extended
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
- Tango - Military abbreviation for MST
- T - short form of 'Tango'
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Creston
- America/Dawson
- America/Dawson_Creek
- America/Denver
- America/Edmonton
- America/Fort_Nelson
- America/Hermosillo
- America/Inuvik
- America/Mazatlan
- America/Phoenix
- America/Shiprock
- America/Whitehorse
- America/Yellowknife
- Canada/Mountain
- Canada/Yukon
- MST
- MST7MDT
- Mexico/BajaSur
- Navajo
- US/Arizona
- US/Mountain
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone