CAT to Nairobi
+1hCAT
CATSOURCENairobi
EATGreen rows indicate typical business hours (9 AM - 5 PM)
CAT and EAT on the World Map
The map below highlights the CAT (Central Africa Time) and EAT (East Africa Time) timezone regions across the globe.
CAT – Central Africa Time
UTC+02:00Central Africa Time (CAT, UTC+02:00) covers Zimbabwe, Zambia, Mozambique, Malawi and neighbouring countries.
- •Central Africa Time is fixed at UTC+02:00 with no daylight saving.
- •CAT matches South Africa Standard Time (SAST) all year.
- •It is the same offset as Central European Time in winter.
- •Harare is level with Johannesburg and one hour ahead of Lagos.
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 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.
Time Conversion Guide: CAT to Nairobi
CAT runs on Central Africa Time (CAT) at UTC+02:00. Nairobi runs on East Africa Time (EAT) at UTC+03:00. That puts CAT 1 hour ahead of Nairobi — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in CAT it is 10:00 AM in Nairobi. Midnight in CAT is 1:00 AM in Nairobi. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CAT to Nairobi time conversion table
| CAT (CAT) | Nairobi (EAT) | 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 CAT to Nairobi time
- Scheduling a call from CAT to Nairobi: a 10:00 AM start in CAT lands at 11:00 AM in Nairobi, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CAT and Nairobi are inside the 9-to-5 working day between 9:00 AM and 4:00 PM CAT time (10:00 AM–5:00 PM EAT). That is roughly 7 hours of usable overlap.
- Booking travel or deliveries: tracking Nairobi local time against CAT keeps pickup windows and arrival estimates honest across the +1h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CAT" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM CAT as the recurring meeting window if you work primarily from CAT and need Nairobi colleagues present.
About CAT (Central Africa Time)
Central Africa Time (CAT) is fixed at UTC+02:00 all year across a broad belt of southern and central Africa, including Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi and the eastern Democratic Republic of the Congo. None of these countries observes daylight saving time, so CAT never shifts. It is the same offset as South Africa Standard Time (SAST) and the winter version of Central European Time, which makes CAT a convenient bridge between African, European and Middle Eastern schedules — Harare is level with Johannesburg all year and one hour ahead of Lagos.
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 CAT and Nairobi
Both CAT and Nairobi sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM CAT, which is 10:00 AM–5:00 PM EAT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CAT and Nairobi share 7 hours of working-hours overlap (9:00 AM–4:00 PM CAT), so scheduling a live meeting is straightforward.
CAT is 1 hour ahead of Nairobi (CAT UTC+02:00 → EAT UTC+03:00). The shared working window is 9:00 AM–4:00 PM CAT. Remember to re-check around daylight-saving transitions.
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 CAT and Nairobi?
CAT (CAT, UTC+02:00) is 1 hour ahead of Nairobi (EAT, UTC+03:00). The gap is currently +1h.
How do I convert CAT time to Nairobi time?
Add +1h to CAT local time. For example, 9:00 AM in CAT is 10:00 AM in Nairobi.
What time is it in Nairobi right now?
Nairobi uses EAT at UTC+03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from CAT.
What is the best time to call Nairobi from CAT?
Call between 9:00 AM and 4:00 PM CAT — that maps to 10:00 AM–5:00 PM EAT and keeps both parties inside the working day.
Which is ahead, CAT or Nairobi?
CAT is 1 hour ahead of Nairobi. When it is 12:00 PM in CAT it is 1:00 PM in Nairobi.
Do CAT and Nairobi use different time zones?
CAT uses CAT at UTC+02:00, while Nairobi (Kenya) uses EAT at UTC+03:00. The IANA identifiers are Africa/Harare and Africa/Nairobi.
Does daylight saving time affect the CAT–Nairobi difference?
Neither zone observes daylight saving time, so the +1h offset between CAT and Nairobi is fixed all year.
Which other cities share CAT's time zone?
CAT also covers Harare, Lusaka, Maputo, Lilongwe, Kigali.
Which countries use CAT, CAT's zone?
CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, DR Congo (east).
Is there a day difference between CAT and Nairobi?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between CAT and Nairobi?
Nairobi is +1h from CAT.
What timezone is CAT in?
CAT operates on its local timezone.
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 Nairobi?
Standard business hours in Nairobi are 8:00 AM - 5:00 PM EAT.
Which countries use CAT (Central Africa Time)?
CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, and 1 more countries.
Does CAT observe daylight saving time?
No, CAT does not observe daylight saving time and remains at UTC+02:00 year-round.
What are some interesting facts about CAT?
Central Africa Time is fixed at UTC+02:00 with no daylight saving. CAT matches South Africa Standard Time (SAST) all year.
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 CAT, what time is it in Nairobi?
When it is 12:00 AM (midnight) in CAT (CAT), it is +1h later in Nairobi (EAT).
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