London to Nairobi
+3hLondon
GMTSOURCENairobi
EATGreen rows indicate typical business hours (9 AM - 5 PM)
GMT and EAT on the World Map
The map below highlights the GMT (Greenwich Mean Time) and EAT (East Africa Time) timezone regions across the globe.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
EAT – East Africa Time
UTC+03:00East Africa Time (EAT) is the time zone for East Africa, 3 hours ahead of UTC.
- •Nairobi is a major tech hub in Africa, often called 'Silicon Savannah'.
- •Ethiopia uses its own calendar, which is 7-8 years behind the Gregorian calendar.
- •EAT is the same offset as MSK (Moscow Time).
About London
WikipediaLondon, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
London was the first city to have an underground railway, opening in 1863.
About Nairobi
WikipediaNairobi operates on East Africa Time (EAT), UTC+3. As the tech hub of Africa (Silicon Savannah), Nairobi leads African fintech and mobile innovation.
Nairobi National Park is the only national park within a capital city, with lions visible against the skyline.
Understanding the Time Gap: London vs Nairobi
London, UK operates on the Greenwich Mean Time (UTC+00:00). Nairobi, Kenya uses East Africa Time (UTC+03:00).
The time difference between London and Nairobi is 180 minutes (+3h). When it's noon in London, it's 03:00 PM in Nairobi.
Why Convert London to Nairobi Time?
Navigating the time gap between London and Nairobi requires careful planning. With a difference of 3 hours, finding a suitable time for both locations is essential for effective collaboration. This tool simplifies the process, allowing you to instantly see the corresponding time in Nairobi.
Remember: Daylight Saving Time changes can affect the time difference between London and Nairobi. Always double-check the current offset before scheduling important events.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
About EAT (East Africa Time)
East Africa Time (EAT) is used in the countries of East Africa including Kenya, Ethiopia, Tanzania, Uganda, and others. EAT does not observe daylight saving time and shares the same offset as Moscow Standard Time (MSK).
Best Time to Call Between London and Nairobi
If you want to reach someone in Nairobi during standard business hours (9 AM – 5 PM EAT), the best time to call from London would be:
- Nairobi 9:00 AM = London 06:00 AM
- Nairobi 12:00 PM = London 09:00 AM
- Nairobi 5:00 PM = London 02:00 PM
Business Hours Overlap
London and Nairobi have a partial business hours overlap. The best window for meetings and calls is when both locations are in their working hours.
As a final note, managing the +3h difference between London and Nairobi is simple with the right tools. Keep this page handy for all your future time conversion needs.
🕐 Daylight Saving Time Info
London
❄ Currently in Standard Time
Standard: UTC+00:00 · DST: UTC+01:00
Clocks spring forward on Sun, Mar 29, 2026
Nairobi
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 London and Nairobi?
Nairobi is +3h from London.
What timezone is London in?
London, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
What timezone is Nairobi in?
Nairobi operates on East Africa Time (EAT), UTC+3. As the tech hub of Africa (Silicon Savannah), Nairobi leads African fintech and mobile innovation.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What are the business hours in Nairobi?
Standard business hours in Nairobi are 8:00 AM - 5:00 PM EAT.
What is the best time to schedule a call between London and Nairobi?
The best overlap for a call is when both cities are in business hours. London works 9:00 AM - 5:00 PM GMT and Nairobi works 8:00 AM - 5:00 PM EAT (+3h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in London and Nairobi?
London uses GBP (£) while Nairobi uses KES (KSh). Check current exchange rates when planning travel or business between these cities.
How do London and Nairobi compare in size?
London has a population of approximately 8.8 million (metro: 14.8 million), while Nairobi has approximately 4.4 million (metro: 6.5 million).
What are the major landmarks in London and Nairobi?
London is known for Big Ben, Tower Bridge, Buckingham Palace. Nairobi is famous for Nairobi National Park, Giraffe Centre, David Sheldrick Wildlife Trust.
Do London and Nairobi have stock exchanges?
Yes. London has the LSE (London Stock Exchange) and Nairobi has the NSE (Nairobi Securities Exchange). The +3h time difference affects trading hour overlaps between these exchanges.
Which countries use GMT (Greenwich Mean Time)?
GMT is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, and 9 more countries.
Does GMT observe daylight saving time?
Yes, GMT switches to BST during summer months.
What are some interesting facts about GMT?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
Which cities are in the EAT timezone?
Major cities in the EAT timezone include Nairobi, Addis Ababa, Dar es Salaam, Kampala, Mogadishu, Antananarivo.
What is the UTC offset for EAT?
East Africa Time (EAT) is at UTC+03:00.
What should I know about the EAT timezone?
Nairobi is a major tech hub in Africa, often called 'Silicon Savannah'. Ethiopia uses its own calendar, which is 7-8 years behind the Gregorian calendar.
When is it midnight in London, what time is it in Nairobi?
When it is 12:00 AM (midnight) in London (GMT), it is +3h later in Nairobi (EAT).
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