NZST to COT
-17hNZST
NZSTSOURCECOT
COTGreen rows indicate typical business hours (9 AM - 5 PM)
NZST and COT on the World Map
The map below highlights the NZST (New Zealand Standard Time) and COT (Colombia Time) timezone regions across the globe.
NZST – New Zealand Standard Time
UTC+12:00New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.
- •New Zealand is among the first major countries to see a new day.
- •NZST is 17 hours ahead of EST.
- •New Zealand observes DST from September to April (Southern Hemisphere summer).
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
NZST to COT Time Difference – Complete Guide
NZST runs on New Zealand Standard Time (NZST) at UTC+12:00. COT runs on Colombia Time (COT) at UTC-05:00. That puts NZST 17 hours behind COT — a difference of -17h at the current offsets.
In practice, when it is 9:00 AM in NZST it is 4:00 PM in COT on the previous day. Midnight in NZST is 7:00 AM in COT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
NZST to COT time conversion table
| NZST (NZST) | COT (COT) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | previous day |
| 6:00 AM | 1:00 PM | previous day |
| 7:00 AM | 2:00 PM | previous day |
| 8:00 AM | 3:00 PM | previous day |
| 9:00 AM | 4:00 PM | previous day |
| 12:00 PM | 7:00 PM | previous day |
| 3:00 PM | 10:00 PM | previous day |
| 5:00 PM | 12:00 AM | same day |
| 6:00 PM | 1:00 AM | same day |
| 9:00 PM | 4:00 AM | same day |
Why people convert NZST to COT time
- Scheduling a call from NZST to COT: a 10:00 AM start in NZST lands at 5:00 PM in COT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -17h gap: NZST and COT have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in COT is 4:00 PM in NZST.
- Coordinating a NZST-based team with COT 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 NZST" is unambiguous; "3 PM" across a -17h gap is not.
- With a -17h gap there is no shared 9-to-5 window, so alternate the early start: one week NZST takes the early slot, the next week COT does.
About NZST (New Zealand Standard Time)
New Zealand Standard Time (NZST) is the standard time zone for New Zealand and its dependencies. New Zealand is among the first countries to see a new calendar day. During summer (September to April), clocks advance to New Zealand Daylight Time (NZDT, UTC+13:00).
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
Best time to call between NZST and COT
With a -17h offset there is no overlap inside a normal 9 AM – 5 PM day. COT opens at 9:00 AM COT, which is 4:00 PM in NZST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
NZST and COT have no shared working hours because of the -17h gap. Teams need to alternate early starts or rely on asynchronous handovers.
NZST is 17 hours behind COT (NZST UTC+12:00 → COT UTC-05:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
NZST
☀ Currently in DST
Standard: UTC+12:00 · DST: UTC+13:00
Clocks fall back on Sat, Apr 3, 2027
COT
Does not observe DST
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 NZST and COT?
NZST (NZST, UTC+12:00) is 17 hours behind COT (COT, UTC-05:00). The gap is currently -17h.
How do I convert NZST time to COT time?
Add -17h to NZST local time. For example, 9:00 AM in NZST is 4:00 PM in COT (previous day).
What time is it in COT right now?
COT uses COT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -17h offset from NZST.
What is the best time to call COT from NZST?
There is no shared working-hours window because of the -17h gap. The closest option is 1:00 PM in NZST, which is 8:00 PM in COT.
Which is behind, NZST or COT?
NZST is 17 hours behind COT. When it is 12:00 PM in NZST it is 7:00 PM in COT.
Does daylight saving time affect the NZST–COT difference?
Neither zone observes daylight saving time, so the -17h offset between NZST and COT is fixed all year.
Which other cities share NZST's time zone?
NZST also covers Auckland, Wellington, Christchurch, Hamilton, Dunedin.
Which countries use NZST, NZST's zone?
NZST is used in New Zealand.
Is there a day difference between NZST and COT?
Sometimes. The -17h gap is large enough that 8:00 PM or later in NZST already falls on the in COT.
What is the time difference between NZST and COT?
COT is -17h from NZST.
What timezone is NZST in?
NZST operates on its local timezone.
What timezone is COT in?
COT operates on its local timezone.
Which countries use NZST (New Zealand Standard Time)?
NZST is used in New Zealand.
Does NZST observe daylight saving time?
Yes, NZST switches to NZDT during summer months.
What are some interesting facts about NZST?
New Zealand is among the first major countries to see a new day. NZST is 17 hours ahead of EST.
Which cities are in the COT timezone?
Major cities in the COT timezone include Bogotá, Medellín, Cali, Barranquilla, Cartagena.
What is the UTC offset for COT?
Colombia Time (COT) is at UTC-05:00.
What should I know about the COT timezone?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
When is it midnight in NZST, what time is it in COT?
When it is 12:00 AM (midnight) in NZST (NZST), it is -17h later in COT (COT).
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See every conversion from NZST →·See every conversion from COT →