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.

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).

UTC to WAT

Q: What is UTC?

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

+1h

UTC

UTCSOURCE

UTC+00:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

WAT

UTC+01:00

HH01

MM00

13:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

UTC

WAT

12:00 AM

1:00 AM

2:00 AM

3:00 AM

4:00 AM

5:00 AM

6:00 AM

7:00 AM

8:00 AM

9:00 AM

10:00 AM

11:00 AM

12:00 PM

1:00 PM

2:00 PM

3:00 PM

4:00 PM

5:00 PM

6:00 PM

7:00 PM

8:00 PM

9:00 PM

10:00 PM

11:00 PM

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

UTC and WAT on the World Map

The map below highlights the UTC (Coordinated Universal Time) and WAT (West Africa Time) timezone regions across the globe.

UTC Zone

→

WAT Zone

Explore all world timezones interactively →

UTC – Coordinated Universal Time

UTC+00:00

Coordinated Universal Time (UTC) is the world's primary time standard, used as the basis for civil time worldwide.

Countries in UTC

Used worldwide as referenceSame zone as: UK, Ireland, Iceland, Portugal, Ghana

Major Cities in UTC

LondonDublinReykjavikAccraLisbonDakar

Key Facts about UTC

•UTC is the basis for all civil time zones worldwide.
•The abbreviation 'UTC' is a compromise between English (CUT) and French (TUC).
•UTC is based on atomic clocks and is accurate to within a nanosecond per day.
•Servers and databases worldwide store timestamps in UTC to avoid timezone confusion.
•Leap seconds are occasionally added to UTC to keep it aligned with Earth's rotation.

Daylight Saving:No – UTC+00:00 year-round

Learn more about UTC on Wikipedia

WAT – West Africa Time

UTC+01:00

West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.

Countries in WAT

NigeriaCameroonChadCongoAngolaNigerGabonEquatorial Guinea

Major Cities in WAT

LagosAbujaDoualaYaoundéLuandaKinshasaBrazzaville

Key Facts about WAT

•Lagos, Nigeria is the most populous city in Africa.
•WAT is the same offset as CET (UTC+01:00).
•Nigeria does not observe daylight saving time.

Daylight Saving:No – UTC+01:00 year-round

Learn more about WAT on Wikipedia

Understanding the +1h Gap: UTC vs WAT

UTC runs on Coordinated Universal Time (UTC) at UTC+00:00. WAT runs on West Africa Time (WAT) at UTC+01:00. That puts UTC 1 hour ahead of WAT — a difference of +1h at the current offsets.

In practice, when it is 9:00 AM in UTC it is 10:00 AM in WAT. Midnight in UTC is 1:00 AM in WAT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

UTC to WAT time conversion table

UTC (UTC)	WAT (WAT)	Day
12:00 AM	1:00 AM	same day
6:00 AM	7:00 AM	same day
7:00 AM	8:00 AM	same day
8:00 AM	9:00 AM	same day
9:00 AM	10:00 AM	same day
12:00 PM	1:00 PM	same day
3:00 PM	4:00 PM	same day
5:00 PM	6:00 PM	same day
6:00 PM	7:00 PM	same day
9:00 PM	10:00 PM	same day

Why people convert UTC to WAT time

Scheduling a call from UTC to WAT: a 10:00 AM start in UTC lands at 11:00 AM in WAT, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both UTC and WAT are inside the 9-to-5 working day between 9:00 AM and 4:00 PM UTC time (10:00 AM–5:00 PM WAT). That is roughly 7 hours of usable overlap.
Booking travel or deliveries: tracking WAT local time against UTC keeps pickup windows and arrival estimates honest across the +1h offset.

Always state the zone abbreviation, not just the hour. "3:00 PM UTC" is unambiguous; "3 PM" across a +1h gap is not.
Block 9:00 AM–4:00 PM UTC as the recurring meeting window if you work primarily from UTC and need WAT colleagues present.

About UTC (Coordinated Universal Time)

Coordinated Universal Time (UTC) is the primary time standard by which the world regulates clocks and time. It is effectively the successor to GMT and is based on International Atomic Time with leap seconds added to keep it synchronized with Earth's rotation. UTC is used in aviation, computing, navigation, weather forecasting, and the International Space Station. Most programming languages and databases store timestamps in UTC.

About WAT (West Africa Time)

West Africa Time (WAT) is used across much of West and Central Africa, including Nigeria, the most populous country in Africa. WAT does not observe daylight saving time and shares the same offset as Central European Time (CET).

Best time to call between UTC and WAT

Both UTC and WAT sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM UTC, which is 10:00 AM–5:00 PM WAT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

UTC and WAT share 7 hours of working-hours overlap (9:00 AM–4:00 PM UTC), so scheduling a live meeting is straightforward.

UTC is 1 hour ahead of WAT (UTC UTC+00:00 → WAT UTC+01:00). The shared working window is 9:00 AM–4:00 PM UTC. Remember to re-check around daylight-saving transitions.