Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

Oslo to NZST

+10h

Oslo

CESTSOURCE

Norway · UTC+02:00☀ DST active

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

NZST

UTC+13:00☀ DST active

HH10

MM00

22:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Oslo

NZST

12:00 AM

11:00 AM

2:00 AM

1:00 PM

4:00 AM

3:00 PM

6:00 AM

5:00 PM

8:00 AM

7:00 PM

10:00 AM

9:00 PM

12:00 PM

11:00 PM

2:00 PM

1:00 AM+1

4:00 PM

3:00 AM+1

6:00 PM

5:00 AM+1

8:00 PM

7:00 AM+1

10:00 PM

9:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

CEST and NZST on the World Map

The map below highlights the CEST (Central European Time) and NZST (New Zealand Standard Time) timezone regions across the globe.

CEST Zone

→

NZST Zone

Explore all world timezones interactively →

CET – Central European Time

UTC+01:00

Central European Time (CET) is used across most of Western and Central Europe, 1 hour ahead of UTC.

Countries in CET

GermanyFranceItalySpainNetherlandsBelgiumAustriaSwitzerlandPolandCzech RepublicSwedenNorwayDenmarkHungaryCroatiaSerbiaSlovakiaSloveniaBosnia and HerzegovinaNorth MacedoniaAlbaniaMontenegroLuxembourgMaltaTunisiaAlgeriaNigeria

Major Cities in CET

ParisBerlinRomeMadridAmsterdamBrusselsViennaWarsawZurichStockholmOsloCopenhagenPragueBudapestBarcelonaMunichMilanLagos

Key Facts about CET

•CET covers more European countries than any other time zone.
•Spain uses CET despite being geographically aligned with GMT/WET.
•The Frankfurt Stock Exchange, Euronext (Amsterdam/Paris), and Borsa Italiana operate on CET.
•Over 500 million people live in the CET time zone.
•France moved to CET during the German occupation in WWII and never switched back.

Daylight Saving:Yes – switches to CEST

Learn more about CET on Wikipedia

NZST – New Zealand Standard Time

UTC+12:00

New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.

Countries in NZST

New Zealand

Major Cities in NZST

AucklandWellingtonChristchurchHamiltonDunedin

Key Facts about NZST

•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).

Daylight Saving:Yes – switches to NZDT

Learn more about NZST on Wikipedia

About Oslo

Wikipedia

Oslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.

Population:693,000

Metro:1.5 million

Business Hours:8:00 AM - 4:00 PM CET

Currency:NOK (kr)

Stock Exchange:OSE (Oslo Stock Exchange)

Key Landmarks

Oslo Opera HouseVigeland ParkAkershus FortressMunch MuseumRoyal Palace

Did You Know?

Oslo aims to be car-free by 2030.

Learn more about CEST timezone →

Time Conversion Guide: Oslo to NZST

Oslo runs on Central European Summer Time (CEST) at UTC+02:00, currently observing daylight saving time. NZST runs on New Zealand Standard Time (NZST) at UTC+12:00. That puts Oslo 10 hours ahead of NZST — a difference of +10h at the current offsets.

In practice, when it is 9:00 AM in Oslo it is 7:00 PM in NZST. Midnight in Oslo is 10:00 AM in NZST.Oslo observes daylight saving time while NZST does not, so the gap narrows or widens by an hour part of the year.

Oslo to NZST time conversion table

Oslo (CEST)	NZST (NZST)	Day
12:00 AM	10:00 AM	same day
6:00 AM	4:00 PM	same day
7:00 AM	5:00 PM	same day
8:00 AM	6:00 PM	same day
9:00 AM	7:00 PM	same day
12:00 PM	10:00 PM	same day
3:00 PM	1:00 AM	next day
5:00 PM	3:00 AM	next day
6:00 PM	4:00 AM	next day
9:00 PM	7:00 AM	next day

Why people convert Oslo to NZST time

Scheduling a call from Oslo to NZST: a 10:00 AM start in Oslo lands at 8:00 PM in NZST, so you can confirm the slot without doing the arithmetic yourself.
Handling a +10h gap: Oslo and NZST 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 NZST is 7:00 PM in Oslo.
Booking travel or deliveries: tracking NZST local time against Oslo keeps pickup windows and arrival estimates honest across the +10h offset.

Always state the zone abbreviation, not just the hour. "3:00 PM CEST" is unambiguous; "3 PM" across a +10h gap is not.
With a +10h gap there is no shared 9-to-5 window, so alternate the early start: one week Oslo takes the early slot, the next week NZST does.
Oslo: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the +10h gap.

About CET (Central European Time)

Central European Time (CET) is the standard time zone for most of Europe, covering over 30 countries from Spain to Poland, and from Norway to Italy. CET is 1 hour ahead of GMT and is used by the European Union's most populous nations. During summer, most CET countries switch to Central European Summer Time (CEST, UTC+02:00). Major European financial markets in Frankfurt, Paris, and Amsterdam operate on CET.

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).

Best time to call between Oslo and NZST

With a +10h offset there is no overlap inside a normal 9 AM – 5 PM day. NZST opens at 9:00 AM NZST, which is 7:00 PM in Oslo, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Oslo and NZST have no shared working hours because of the +10h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Oslo is 10 hours ahead of NZST (CEST UTC+02:00 → NZST UTC+12:00). 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

Oslo

☀ Currently in DST

Standard: UTC+01:00 · DST: UTC+02:00

Clocks fall back on Sun, Oct 25, 2026

NZST

☀ Currently in DST

Standard: UTC+12:00 · DST: UTC+13:00

Clocks fall back on Sat, Apr 3, 2027

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Oslo and NZST?

Oslo (CEST, UTC+02:00) is 10 hours ahead of NZST (NZST, UTC+12:00). The gap is currently +10h.

How do I convert Oslo time to NZST time?

Add +10h to Oslo local time. For example, 9:00 AM in Oslo is 7:00 PM in NZST.

What time is it in NZST right now?

NZST uses NZST at UTC+12:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +10h offset from Oslo.

What is the best time to call NZST from Oslo?

There is no shared working-hours window because of the +10h gap. The closest option is 1:00 PM in Oslo, which is 11:00 PM in NZST.

Which is ahead, Oslo or NZST?

Oslo is 10 hours ahead of NZST. When it is 12:00 PM in Oslo it is 10:00 PM in NZST.

Do Oslo and NZST use different time zones?

Oslo (Norway) uses CEST at UTC+02:00, while NZST uses NZST at UTC+12:00. The IANA identifiers are Europe/Oslo and Pacific/Auckland.

Does daylight saving time affect the Oslo–NZST difference?

Yes at the moment: Oslo is on daylight saving time and NZST is not, so the +10h gap shifts by an hour when exactly one of them changes clocks.

Which other cities share Oslo's time zone?

CEST also covers Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw and 10 more.

Which countries use CEST, Oslo's zone?

CEST is used in Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland and 19 more.

Is there a day difference between Oslo and NZST?

Not normally. The +10h gap only pushes the date over for late-evening times.

What is the time difference between Oslo and NZST?

NZST is +10h from Oslo.

What timezone is Oslo in?

Oslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.