Mumbai to PST
-13h 30mMumbai
ISTSOURCEPST
PSTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and PST on the World Map
The map below highlights the IST (India Standard Time) and PST (Pacific Standard Time) timezone regions across the globe.
IST – India Standard Time
UTC+05:30India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.
- •India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
- •India uses a single time zone despite spanning 30° of longitude.
- •IST is one of only a handful of time zones with a 30-minute offset.
- •IST is the most populous single time zone in the world with over 1.4 billion people.
- •The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.
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.
About Mumbai
WikipediaMumbai operates on India Standard Time (IST), UTC+5:30. As India's financial capital and home to BSE (Asia's oldest stock exchange), Mumbai timing is crucial for Asia markets.
The Mumbai local trains carry over 7.5 million passengers daily.
Mumbai vs PST: Offsets, DST and Best Call Times
Mumbai runs on India Standard Time (IST) at UTC+05:30. PST runs on Pacific Standard Time (PST) at UTC-08:00. That puts Mumbai 13 hours 30 minutes behind PST — a difference of -13h 30m at the current offsets.
In practice, when it is 9:00 AM in Mumbai it is 7:30 PM in PST on the previous day. Midnight in Mumbai is 10:30 AM in PST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Mumbai to PST time conversion table
| Mumbai (IST) | PST (PST) | Day |
|---|---|---|
| 12:00 AM | 10:30 AM | previous day |
| 6:00 AM | 4:30 PM | previous day |
| 7:00 AM | 5:30 PM | previous day |
| 8:00 AM | 6:30 PM | previous day |
| 9:00 AM | 7:30 PM | previous day |
| 12:00 PM | 10:30 PM | previous day |
| 3:00 PM | 1:30 AM | same day |
| 5:00 PM | 3:30 AM | same day |
| 6:00 PM | 4:30 AM | same day |
| 9:00 PM | 7:30 AM | same day |
Why people convert Mumbai to PST time
- Scheduling a call from Mumbai to PST: a 10:00 AM start in Mumbai lands at 8:30 PM in PST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -13h 30m gap: Mumbai and PST 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 PST is 7:30 PM in Mumbai.
- Booking travel or deliveries: tracking PST local time against Mumbai keeps pickup windows and arrival estimates honest across the -13h 30m offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a -13h 30m gap is not.
- With a -13h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week Mumbai takes the early slot, the next week PST does.
About IST (India Standard Time)
India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.
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.
Best time to call between Mumbai and PST
With a -13h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. PST opens at 9:00 AM PST, which is 7:30 PM in Mumbai, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Mumbai and PST have no shared working hours because of the -13h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
Mumbai is 13 hours 30 minutes behind PST (IST UTC+05:30 → PST UTC-08:00). 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
Mumbai
Does not observe DST
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
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 Mumbai and PST?
Mumbai (IST, UTC+05:30) is 13 hours 30 minutes behind PST (PST, UTC-08:00). The gap is currently -13h 30m.
How do I convert Mumbai time to PST time?
Add -13h 30m to Mumbai local time. For example, 9:00 AM in Mumbai is 7:30 PM in PST (previous day).
What time is it in PST right now?
PST uses PST at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -13h 30m offset from Mumbai.
What is the best time to call PST from Mumbai?
There is no shared working-hours window because of the -13h 30m gap. The closest option is 1:00 PM in Mumbai, which is 11:30 PM in PST.
Which is behind, Mumbai or PST?
Mumbai is 13 hours 30 minutes behind PST. When it is 12:00 PM in Mumbai it is 10:30 PM in PST.
Do Mumbai and PST use different time zones?
Mumbai (India) uses IST at UTC+05:30, while PST uses PST at UTC-08:00. The IANA identifiers are Asia/Kolkata and America/Los_Angeles.
Does daylight saving time affect the Mumbai–PST difference?
Neither zone observes daylight saving time, so the -13h 30m offset between Mumbai and PST is fixed all year.
Which other cities share Mumbai's time zone?
IST also covers Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad and 4 more.
Which countries use IST, Mumbai's zone?
IST is used in India, Sri Lanka.
Is there a day difference between Mumbai and PST?
Sometimes. The -13h 30m gap is large enough that 8:00 PM or later in Mumbai already falls on the in PST.
What is the time difference between Mumbai and PST?
PST is -13h 30m from Mumbai.
What timezone is Mumbai in?
Mumbai operates on India Standard Time (IST), UTC+5:30. As India's financial capital and home to BSE (Asia's oldest stock exchange), Mumbai timing is crucial for Asia markets.
What timezone is PST in?
PST operates on its local timezone.
What are the business hours in Mumbai?
Standard business hours in Mumbai are 9:30 AM - 5:30 PM IST.
Which countries use IST (India Standard Time)?
IST is used in India, Sri Lanka.
Does IST observe daylight saving time?
No, IST does not observe daylight saving time and remains at UTC+05:30 year-round.
What are some interesting facts about IST?
India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT. India uses a single time zone despite spanning 30° of longitude.
Which cities are in the PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in Mumbai, what time is it in PST?
When it is 12:00 AM (midnight) in Mumbai (IST), it is -13h 30m later in PST (PST).
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