PST to Nairobi
+11hPST
PSTSOURCENairobi
EATGreen rows indicate typical business hours (9 AM - 5 PM)
PST and EAT on the World Map
The map below highlights the PST (Pacific Standard Time) and EAT (East Africa Time) timezone regions across the globe.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
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.
Everything You Need to Know About PST and Nairobi Time
PST runs on Pacific Standard Time (PST) at UTC-08:00. Nairobi runs on East Africa Time (EAT) at UTC+03:00. That puts PST 11 hours ahead of Nairobi — a difference of +11h at the current offsets.
In practice, when it is 9:00 AM in PST it is 8:00 PM in Nairobi. Midnight in PST is 11:00 AM in Nairobi. Neither zone observes daylight saving time, so the offset between them stays constant all year.
PST to Nairobi time conversion table
| PST (PST) | Nairobi (EAT) | Day |
|---|---|---|
| 12:00 AM | 11:00 AM | same day |
| 6:00 AM | 5:00 PM | same day |
| 7:00 AM | 6:00 PM | same day |
| 8:00 AM | 7:00 PM | same day |
| 9:00 AM | 8:00 PM | same day |
| 12:00 PM | 11:00 PM | same day |
| 3:00 PM | 2:00 AM | next day |
| 5:00 PM | 4:00 AM | next day |
| 6:00 PM | 5:00 AM | next day |
| 9:00 PM | 8:00 AM | next day |
Why people convert PST to Nairobi time
- Scheduling a call from PST to Nairobi: a 10:00 AM start in PST lands at 9:00 PM in Nairobi, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +11h gap: PST and Nairobi 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 Nairobi is 8:00 PM in PST.
- Watching a live event or market open: PST viewers need 8:00 PM in Nairobi to catch a 9:00 AM start there, and 1:00 PM if the event is anchored to PST.
- Always state the zone abbreviation, not just the hour. "3:00 PM PST" is unambiguous; "3 PM" across a +11h gap is not.
- With a +11h gap there is no shared 9-to-5 window, so alternate the early start: one week PST takes the early slot, the next week Nairobi does.
About PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
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 PST and Nairobi
With a +11h offset there is no overlap inside a normal 9 AM – 5 PM day. Nairobi opens at 9:00 AM EAT, which is 8:00 PM in PST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
PST and Nairobi have no shared working hours because of the +11h gap. Teams need to alternate early starts or rely on asynchronous handovers.
PST is 11 hours ahead of Nairobi (PST UTC-08:00 → EAT UTC+03:00). 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
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 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 PST and Nairobi?
PST (PST, UTC-08:00) is 11 hours ahead of Nairobi (EAT, UTC+03:00). The gap is currently +11h.
How do I convert PST time to Nairobi time?
Add +11h to PST local time. For example, 9:00 AM in PST is 8:00 PM 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 +11h offset from PST.
What is the best time to call Nairobi from PST?
There is no shared working-hours window because of the +11h gap. The closest option is 1:00 PM in PST, which is 12:00 AM in Nairobi.
Which is ahead, PST or Nairobi?
PST is 11 hours ahead of Nairobi. When it is 12:00 PM in PST it is 11:00 PM in Nairobi.
Do PST and Nairobi use different time zones?
PST uses PST at UTC-08:00, while Nairobi (Kenya) uses EAT at UTC+03:00. The IANA identifiers are America/Los_Angeles and Africa/Nairobi.
Does daylight saving time affect the PST–Nairobi difference?
Neither zone observes daylight saving time, so the +11h offset between PST and Nairobi is fixed all year.
Which other cities share PST's time zone?
PST also covers Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento and 2 more.
Which countries use PST, PST's zone?
PST is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Is there a day difference between PST and Nairobi?
Not normally. The +11h gap only pushes the date over for late-evening times.
What is the time difference between PST and Nairobi?
Nairobi is +11h from PST.
What timezone is PST in?
PST 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 PST (Pacific Standard Time)?
PST is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Does PST observe daylight saving time?
Yes, PST switches to PDT during summer months.
What are some interesting facts about PST?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
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 PST, what time is it in Nairobi?
When it is 12:00 AM (midnight) in PST (PST), it is +11h later in Nairobi (EAT).
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